買保養品,是因為網友推薦?廣告很大?獸醫師掛保證?
你得先了解這瓶保養品的原理是什麼!
Before buying a supplement, understand what it is supposed to do inside the body.
貝恩動物醫院
魚油、磷蝦油、綠唇貽貝、UC-II、薑黃素、乳香、沒藥、葡萄糖胺、軟骨素……貨架上看起來都叫「關節保健」,真正進入身體後,走的路完全不同。價格可以差好幾倍,廣告也可以差好幾倍。買之前先問一個最實際的問題:這瓶東西吃進去,到底在身體裡做什麼?
Fish oil, krill oil, green-lipped mussel lipids, UC-II, curcumin, Boswellia, myrrh, glucosamine and chondroitin may all sit on the same “joint support” shelf, yet they occupy very different biological positions. Before paying for any of them, ask one practical question: what is this ingredient expected to do inside the body?
網友推薦?事實上,網友也不會替你付錢!
Recommended online? The person recommending it is not paying your bill.
「我家的狗吃了真的比較會走!」可以參考。網路心得最有價值的地方,是嗜口性、膠囊大小、腸胃耐受度,以及主人在家看見的變化。至於效果本身,還要一起看同期間有沒有減重、復健、增加活動、使用 NSAID,還有關節炎原本就會波動的疼痛。
“My dog really walks better after taking this” is worth hearing. Online reviews are most useful for palatability, capsule size, gastrointestinal tolerance and owner-observed changes. The apparent effect still needs context such as weight loss, rehabilitation, activity changes, concurrent NSAIDs and the natural fluctuation of OA pain.
| 最後付錢的是你,吃下去的是你的狗。You pay the bill, and your dog takes the product. |
廣告很大?所以,你正在幫製造商的廣告費支付費用!
Big advertising campaign? Part of the price pays for that advertising.
明星、KOL、網路廣告、獸醫師影片、漂亮包裝、通路陳列都需要成本,最後會進入售價。這件事很正常。真正值得看的,是廣告拿出來放大的研究,到底屬於哪一層。
Celebrities, influencers, digital advertising, veterinary videos, premium packaging and retail placement all cost money and are reflected in the final price. The more useful question is which level of evidence the advertising has chosen to highlight.
• 細胞研究:告訴我們「可能打到哪個 pathway」。
Cell studies suggest which pathways may be affected.
• 藥物動力學:告訴我們「吃進去後吸收多少、分布到哪裡」。
Pharmacokinetic studies describe oral exposure and distribution.
• 自然罹病犬貓的臨床試驗:開始回答「真的有沒有比較不痛、比較會走」。
Clinical trials in naturally affected dogs and cats begin to answer whether pain and mobility actually improve.
2022 年犬貓 OA 系統性回顧與統合分析納入 57 篇文章、72 個試驗;omega-3 enriched diets 與 omega-3 supplements 是營養介入中臨床止痛證據相對突出的類別。[1]
A 2022 systematic review and meta-analysis included 57 articles and 72 trials; omega-3-enriched diets and omega-3 supplements were among the nutraceutical categories with the clearest evidence of clinical analgesic benefit in canine and feline OA. [1]
獸醫師掛保證?他如果沒有收代言費,他會替你掛保證?怎麼保證?
Veterinarian guaranteed? What exactly is being guaranteed?
獸醫師收代言費替產品做商業合作,本身就是商業合作。合作關係清楚揭露,飼主就知道這是一個什麼性質的推薦,再自行判斷。
A veterinarian who is paid to endorse a product is participating in a commercial collaboration. Clear disclosure lets owners understand the context and judge the recommendation accordingly.
如果用了「掛保證」三個字,我更想知道保證的是什麼:成分品質?標示含量?某一項臨床研究?還是每一隻狗的療效?真正有價值的臨床建議,是把「為什麼推薦」說清楚。
When the word “guaranteed” is used, the key question is what is being guaranteed: product quality, label accuracy, evidence from a particular trial, or an individual patient response? The useful part of a clinical recommendation is the reasoning behind it.
| 獸醫師可以推薦;你要知道他為什麼推薦。A veterinarian can recommend a product; you should understand the reason behind the recommendation. |
我們先講最大宗的一環:關節退化
Start with the biggest practical problem: osteoarthritis
要看懂關節保健品,先抓住兩條會互相交叉的主幹。第一條從細胞膜脂質出發,經 AA 走向 COX/5-LOX;第二條從受體把發炎訊號傳進細胞,再走向 NF-κB/MAPK。魚油、綠唇貽貝、乳香、薑黃素、蝦紅素,剛好分散在這兩張網路的不同位置。UC-II 又另外走到腸道免疫耐受。
A practical way to understand joint supplements is to follow two interconnected networks. One begins with membrane lipids and arachidonic acid (AA), then moves through COX and 5-LOX. The other carries inflammatory signals from cell-surface receptors into NF-κB and MAPK signaling. Fish oil, green-lipped mussel lipids, Boswellia, curcumin and astaxanthin occupy different positions across these networks, while UC-II follows a separate oral-tolerance route.

圖 1|先看位置,再談快慢與臨床效果 • Figure 1 | Site of action first; speed and clinical outcome second.
第一條:細胞膜 → AA → COX/5-LOX
Pathway 1: Cell membrane → AA → COX/5-LOX
細胞膜 phospholipids 除了構成細胞膜,也是一個脂肪酸原料庫。組織損傷、機械壓力與發炎 cytokines 會啟動 phospholipase A₂(PLA₂),把 arachidonic acid(AA,花生四烯酸)從膜磷脂釋放出來。
Cell-membrane phospholipids are structural components and a reservoir of fatty-acid substrates. Tissue injury, mechanical stress and inflammatory cytokines can activate phospholipase A₂ (PLA₂), releasing arachidonic acid (AA) from membrane phospholipids.
AA 接著進入 COX 與 5-LOX 兩大系統。COX 最後形成 PGE2 前列腺素等介質;5-LOX 則導向 白三烯leukotrienes,是體內免疫細胞釋放的一種發炎傳導物質 與疼痛敏感化,也與白血球趨化和發炎活化相關。AA then enters COX and 5-LOX metabolism. COX generates prostaglandin intermediates leading to mediators such as PGE₂, while 5-LOX drives leukotriene synthesis including LTB₄. PGE₂ contributes to inflammatory sensitization and pain, whereas LTB₄ promotes leukocyte recruitment and activation.
| AA 是原料;COX、LOX 是轉化酵素。AA is the substrate; COX and LOX are enzymes that process it. |
常見的西藥消炎藥NSAID:直接碰已經存在的 COX
NSAIDs: directly inhibiting existing COX enzymes
Carprofen、meloxicam、firocoxib、deracoxib 等 NSAIDs 主要作用在 COX。可以直接影響已經存在的 enzyme,因此臨床止痛通常以小時到數天觀察。
NSAIDs such as carprofen, meloxicam, firocoxib and deracoxib act mainly at the COX level. Once effective concentrations are reached, they can inhibit enzymes that are already present, so analgesic effects are typically assessed over hours to days.
魚油:先改變細胞膜裡的原料
Fish oil: changing the membrane substrate pool first
魚油的核心成分 EPA、DHA 經過消化、吸收、運輸與重新分布後,逐漸進入細胞膜 phospholipids。補充一段時間後,膜上的 AA:EPA:DHA 比例開始改變。
EPA and DHA from fish oil undergo digestion, absorption, transport and re-esterification before gradually becoming incorporated into cell-membrane phospholipids. Over time, the membrane AA:EPA:DHA ratio changes.
下一次 PLA2 被啟動時,細胞釋放出的脂肪酸原料組成也跟著改變。EPA 可以參與 COX/LOX 相關代謝,EPA、DHA 也可以成為 SPMs(Specialized Pro-resolving Mediators,特化促消退介質)是身體利用 Omega-3 脂肪酸(如 EPA、DHA)經特定酵素轉化而來的活性分子。它在體內主要核心功能是,避免免疫系統持續暴走,啟動組織的清理與修復,避免局部組織進一步惡化。
The next time PLA2 is activated, the composition of released fatty-acid substrates is different. EPA can participate in COX/LOX-related metabolism, while EPA and DHA also serve as precursors for specialized pro-resolving mediators (SPMs) such as resolvins, protectins and maresins.
魚油的臨床時間尺度通常較長,主要和 membrane remodeling 有關。這也是為什麼看魚油,應該看 EPA+DHA 真正含量,而不是只看正面寫「Fish Oil 1000 mg」。[1] 2022 年系統性回顧中,omega-3 類別的犬止痛證據相對不突出。
Fish oil generally works on a longer time scale because membrane remodeling takes time. This is also why EPA+DHA content is more informative than a front-label claim such as “1000 mg fish oil.” [1]
綠唇貽貝 PCSO-524:早期 COX+5-LOX 的故事從哪裡來?
PCSO-524 green-lipped mussel lipids: where the COX + 5-LOX story came from
綠唇貽貝 lipid extracts 除了 EPA、DHA,還含其他 marine lipid components。早期 Lyprinol/PCSO-524 研究觀察到 LTB₄、PGE₂ 等介質下降
Green-lipped mussel lipid extracts contain EPA, DHA and additional marine lipid components. Early Lyprinol/PCSO-524 research reported reductions in mediators such as LTB₄ and PGE₂ and identified unusual omega-3 PUFA fractions with lipoxygenase-related activity. [2][3]
2007 年 in-vitro 研究又看到 Lyprinol lipid fractions 對 COX-1 與 COX-2 的抑制;這些資料解釋了早期產品為什麼強調「海洋脂質+COX/5-LOX」。
A 2007 in-vitro study also found inhibition of COX-1 and COX-2 by Lyprinol lipid fractions, with stronger activity after hydrolysis; fish oil was less anti-COX-active in that experimental system. [4] These findings explain the early “marine lipids + COX/5-LOX” positioning.
犬臨床上,PCSO-524 的效果需要用步態、疼痛與負重去判讀。2023 年 75 隻髖 OA 犬的五組比較試驗中,carprofen 在第 2 週先出現顯著 PVF 改善;PCSO-524、EAB-277 與 carprofen 在第 4、6 週均有顯著改善。[5]
In canine clinical practice, PCSO-524 should be judged by pain, gait and weight bearing. In a 2023 five-group trial of 75 dogs with hip OA, carprofen showed significant PVF improvement by week 2, while PCSO-524, EAB-277 and carprofen all showed significant improvement by weeks 4 and 6. [5]
新版 EAB-277:為什麼又加入磷蝦油?
EAB-277: why add krill-derived phospholipids?
EAB-277 結合 green-lipped mussel lipids 與 krill-derived phospholipids。磷蝦油的重點之一,是 EPA/DHA 有相當比例與 phospholipids 結合,可能影響脂質運輸與 membrane incorporation。
EAB-277 combines green-lipped mussel lipids with krill-derived phospholipids. A key feature of krill oil is that a substantial portion of EPA/DHA is phospholipid-associated, which may influence lipid transport and membrane incorporation.
2021 年細胞研究中,純化 Antarctic krill phospholipids 抑制 IκB-α degradation 與 p65 activation,並降低 NO、ROS 與 inflammatory cytokines,因此在機轉圖上可以放到 redox/NF-κB signaling 旁邊。[6]
In a 2021 cell study, purified Antarctic krill phospholipids suppressed IκB-α degradation and p65 activation and reduced NO, ROS and inflammatory cytokines, placing this mechanism plausibly near redox/NF-κB signaling. [6]
2024 年 101 隻自然髖 OA 犬的 prospective、double-blinded、placebo-controlled 試驗中,EAB-277 在六週時改善客觀 peak vertical force;meloxicam 組也出現顯著改善。因此「加入磷蝦油」有合理藥理背景,真正比舊 PCSO-524 多多少臨床效益,仍要靠直接比較試驗累積。
In a 2024 prospective, double-blinded, placebo-controlled trial of 101 pet dogs with naturally occurring hip OA, EAB-277 improved objective peak vertical force at six weeks; the meloxicam group also showed significant improvement. [7] The addition of krill phospholipids therefore has a plausible pharmacological basis, while the size of any incremental clinical advantage over older PCSO-524 formulations still requires direct comparative evidence.
第二條:受體 → NF-κB/MAPK
Pathway 2: receptors → NF-κB/MAPK
AA-COX/LOX 處理的是 lipid mediators;細胞裡還有更大的 inflammatory signaling network。走向 NF-κB 與 AP-1。
The AA–COX/LOX pathway handles lipid mediators, while a broader intracellular inflammatory signaling network operates in parallel. DAMPs, IL-1β and TNF-α can signal through TLRs, IL-1R and TNFR, then through TAK1, IKK and MAPK toward NF-κB and AP-1.
這些 transcriptional programs 會提高 COX-2、iNOS、TNF-α、IL-1β、IL-6、MMP、ADAMTS 等基因表現。於是兩條主幹在這裡交會:細胞膜決定可以提供什麼脂肪酸原料;NF-κB/MAPK 決定細胞要製造多少發炎相關酵素與 matrix-degrading proteins。
These transcriptional programs increase expression of COX-2, iNOS, TNF-α, IL-1β, IL-6, MMPs and ADAMTS. The two pathways intersect here: the membrane determines the available fatty-acid substrate pool, while NF-κB/MAPK signaling regulates inflammatory enzymes and matrix-degrading proteins.
薑黃素:它碰到的是一大片 signaling network
Curcumin: broad modulation across signaling networks
Curcumin 的 關節炎OA 研究常看到 NF-κB、MAPK、Nrf2/ARE/HO-1、JAK/STAT、PI3K/Akt/mTOR 等 pathway。2025 年 review 也把這些訊號列為主要研究方向。[8] 所以它比較適合放在 intracellular signaling hub 這一層。
OA research on curcumin commonly involves NF-κB, MAPK, Nrf2/ARE/HO-1, JAK/STAT and PI3K/Akt/mTOR signaling. A 2025 review identified these as major mechanistic directions. [8] Curcumin therefore fits best at the intracellular signaling-hub level.
所以薑黃素比較適合放在 intracellular signaling hub 這一層。它的「全面」來自多條路徑可能同時受到調節,實際口服效果還要經過 absorption、metabolism、tissue exposure 與 target concentration 的篩選。
Its broad profile reflects possible modulation across multiple pathways. Oral effects are still filtered by absorption, metabolism, tissue exposure and target concentration—one of the main reasons why attractive pathway diagrams do not automatically translate into large clinical effects.
薑黃素這麼難吸收,會不會有某種生理意義?
Could curcumin’s poor absorption have physiological significance?
這裡可以提出一個有趣的生理臆測。發炎本來就是感染防禦、組織修復、細胞存活與免疫反應的一部分;NF-κB 等訊號也參與正常生理。薑黃素在細胞研究中可以影響相當廣的 signaling network,因此低 systemic exposure 是否也限制了它對正常生理反應的干擾?這是一個值得思考的 hypothesis。
This raises an interesting physiological hypothesis. Inflammation is part of host defense, tissue repair, cell survival and normal immune responses, and NF-κB signaling participates in normal physiology. Because curcumin influences a broad signaling network in cell studies, one can ask whether low systemic exposure also limits interference with normal signaling. This remains a hypothesis worth considering.
目前對 curcumin poor bioavailability 的主要解釋集中在水溶性差、有限的腸道吸收,以及快速 glucuronidation、sulfation 與腸肝代謝。
Current explanations for curcumin’s poor bioavailability focus on poor aqueous solubility, limited intestinal absorption and rapid glucuronidation, sulfation and intestinal-hepatic metabolism.
2011 年 randomized crossover pharmacokinetic study 中,lecithin/phospholipid formulation 的 total curcuminoid absorption 約提高 29 倍;即使如此,研究測得的 plasma concentrations 仍低於許多體外 anti-inflammatory targets 所使用的濃度。
In a 2011 randomized crossover pharmacokinetic study, a lecithin/phospholipid formulation increased total curcuminoid absorption by about 29-fold. Even then, measured plasma concentrations remained below those used for many anti-inflammatory targets in vitro. [8]
提高 systemic exposure 後,臨床上沒有出現一個一致的「廣泛正常發炎反應被壓掉」表型,這讓前面的生理假說多了一個有趣的反面觀察。人體近年確實有少數 turmeric/curcumin supplement-associated DILI 病例,其中部分產品含 piperine,這類反應目前以 idiosyncratic liver injury 來理解。薑黃素在研究中提供全身性的強效抗發炎(緩解關節炎、肌肉痠痛)、抗氧化、促進新陳代謝以及護肝保養。After systemic exposure is increased, clinical studies have not produced a consistent phenotype of broad suppression of normal inflammatory responses, providing an informative counter-observation to the hypothesis above. Human case series have reported rare turmeric/curcumin supplement-associated drug-induced liver injury, with some products also containing piperine; these events are currently understood as idiosyncratic liver injury. [9]
乳香與沒藥:古老藥材
Boswellia and myrrh: ancient resins with different pharmacology
乳香(Boswellia serrata)與沒藥(Commiphora myrrha)常被放在一起講,但它們是不同樹脂、不同 phytochemistry,也有不同的證據路線。
Boswellia serrata and Commiphora myrrha are often discussed together, yet they are distinct resins with different phytochemistry and different evidence bases.
乳香-沒藥:古老的消炎藥,現在看得更廣
Boswellia: Best known for 5-LOX, now viewed more broadly
Boswellia serrata 天然抗發炎劑。其核心活性成分為「乳香酸(Boswellic acids)」,能透過抑制體內的發炎酵素(如 5-LOX)來舒緩各類慢性發炎。;近年的 review 又整理到 COX-2、NF-κB 與其他 inflammatory targets。[10] 其主要應用領域與機轉如下:
1. 骨關節炎與肌肉骨骼疼痛
- 學術發現: 多項雙盲對照臨床試驗(RCT)與統合分析(Meta-analysis)證實,Boswellia serrata 能顯著降低關節炎患者的 WOMAC(關節炎指數)與 VAS(視覺類比疼痛評分)。
- 軟骨保護: 研究顯示它能抑制人類白細胞彈性蛋白酶(HLE)和基質金屬蛋白酶(MMPs),阻斷軟骨基質的降解,進而保護軟骨組織。
- 複方協同: 臨床上常與薑黃素(Curcumin)或 Omega-3 脂肪酸搭配,藉由抑制 NF-κB 和 5-LOX 兩大不同通路,達到更佳的協同止痛與改善關節僵硬效果。
2. 發炎性腸道疾病(IBD)與腸胃調理
Boswellia serrata is best known for boswellic acids, including AKBA. The classic pharmacological story centers on 5-LOX and leukotriene metabolism, while newer reviews also discuss COX-2, NF-κB and additional inflammatory targets. [10]
Boswellia fits most naturally at the intersection of AA-derived lipid-mediator metabolism and inflammatory signaling. Extract composition, boswellic-acid profile, standardization and bioavailability vary substantially among products and can change pharmacological potency.
Boswellia may produce symptom changes earlier than a supplement that depends on membrane remodeling, while the actual time course still depends on formulation, active-constituent concentration and exposure.
沒藥是天然的中樞與周圍止痛劑(痛覺神經阻斷):
學術研究證實,沒藥中的特定成分(如 furanodiene)能直接作用於身體的神經受體,阻斷鈉離子通道的訊號傳遞,從而降低痛覺敏感度;同時,它也能抑制 COX-2 酶 的表達,減少促發炎前列腺素(PGE2)的生成,達到類似西藥止痛藥的效果。
· 阻斷 MAPK / NF-κB 訊號通路(減緩滑膜發炎):
《Nature》子刊等多項國際腫瘤與炎症權威期刊研究指出,沒藥能顯著下調 MAPK 通路 的磷酸化,這能直接阻斷關節內發炎細胞激素(如 TNF-α、IL-1β)的轉錄,防止關節滑膜增生與紅腫。
· 促進局部微循環(活血化瘀):
傳統醫學說沒藥能「消腫定痛、通滯血」。在現代科學微循環影像中觀察到,沒藥能抑制血小板聚集,改善關節周圍毛細血管的血液循環,帶走發炎堆積的代謝廢物(如乳酸、一氧化氮),進而減輕關節僵硬與腫脹。
沒藥 Myrrh:比較像「止痛+發炎訊號」的前臨床故事
Myrrh: a preclinical analgesic and inflammatory-signaling story
沒藥的文獻比較複雜。Commiphora myrrha 的 furanosesquiterpenes,整理到 MAPK、NF-κB 等 anti-inflammatory signaling。
The myrrh literature is more heterogeneous. Furanosesquiterpenes from Commiphora myrrha, including furanoeudesma-1,3-diene and curzerene, have been studied for analgesic activity; early mouse work supports central opioid-receptor involvement, and newer reviews summarize MAPK- and NF-κB-related anti-inflammatory signaling.
2017 年一項 MyrLiq® 小型人體 pilot study 對多種疼痛包含 joint pain 做了短期評估,提供了臨床線索,但研究規模與疾病混合度都限制了解讀。[14] Sodium-channel 的說法目前多落在早期機轉、review 或 docking 層級;把它當成犬 OA 的主要臨床作用點,證據仍在很微弱。
A 2017 pilot study of MyrLiq® evaluated several pain conditions, including joint pain, and provides a clinical signal, although the mixed pain population and study scale limit interpretation. [14] Sodium-channel claims currently remain largely at early mechanistic, review or docking levels; canine OA evidence is still preliminary.
蝦紅素:放在 ROS-Nrf2-NF-κB 的交界
Astaxanthin: at the ROS–Nrf2–NF-κB interface
蝦紅素(Astaxanthin)在學術上的定位是「自然界最強的細胞膜抗氧化劑」,常被稱為「超級維生素 E」。
與前面提到精準靶向 5-LOX 發炎路徑的印度乳香不同,蝦紅素的核心學術價值在於其獨特的物理結構與跨膜光學異構特性。它在化學結構上同時擁有親水性的極性端(羥基與酮基)與親脂性的多烯鏈(共軛雙鍵)。這使它能像一根「跨膜橋樑」直接貫穿細胞膜的雙層磷脂質結構,同時清除細胞膜內、外的活性氧(ROS)與自由基,保護細胞免受氧化壓力損傷。
根據最新的藥理學與分子生物學研究(含 2025–2026 年最新前沿文獻),蝦紅素的核心學術機轉與臨床應用包括:
1. 活化 Nrf2 系統與阻斷 NF-κB(全方位抗老與抗炎)
- 細胞內源防禦: 蝦紅素不只是被動地中和自由基。最新的分子生物學研究指出,它能主動活化細胞內的 Nrf2 訊息通路,誘導人體合成超氧化物歧化酶(SOD)、過氧化氫酶(Catalase)等內源性抗氧化酶。
- 抑制發炎級聯反應: 它能下調 NF-κB 與 MAPK 訊號傳遞,從源頭減少促發炎細胞激素(如 TNF-α、IL-1β、IL-6)的轉錄與釋放。
2. 跨越血-視網膜屏障(BRB)與眼科疾病治療
- 視網膜保護: 許多常見抗氧化劑(如維生素 C)無法穿透眼睛的血-視網膜屏障,但蝦紅素可以。2025 年的眼科臨床系統性回顧(Systemic Review)證實,它能顯著降低視網膜色素上皮細胞(RPE)的氧化應激。
- 應用領域: 學術上被廣泛探討於預防老年性黃斑部病變(AMD)、改善 3C 引起的眼睛睫狀肌疲勞、穩定乾眼症患者的眼表微環境。
3. 跨越血腦屏障(BBB)與神經退化性疾病
- 神經突觸與線粒體保護: 2026 年發表於神經科學前沿的研究指出,蝦紅素能自由穿透血腦屏障,有效降低腦部 Tau 蛋白的異常磷酸化,並抑制 BACE1 酶的活性(這兩者是阿茲海默症形成 Aβ 斑塊與神經纖維纏結的主因)。
- 維持線粒體完整性: 它能保護神經細胞的線粒體膜電位,防止線粒體通透性轉換孔(mPTP)異常開放,進而阻斷神經細胞的凋亡程序(Apoptosis)。
這個 pathway 很漂亮,犬貓自然 OA 的直接臨床證據目前較少,所以它目前更適合被定位成 mechanistically interesting、臨床資料仍在累積的成分。
The pathway is compelling, while direct clinical evidence in naturally affected dogs and cats remains limited. Astaxanthin is therefore best viewed as mechanistically interesting with clinical evidence still developing.
它的結構同時具有極性端與長鏈共軛雙鍵,和膜脂質的互動很有研究價值。對關節炎來說,現在最漂亮的資料仍集中在細胞與鼠模型;犬貓自然 OA 的直接臨床資料較少,所以比較適合放在「機轉很有意思、臨床資料仍累積中」這一格。Its molecular structure combines polar end groups with a long conjugated chain, giving it interesting interactions with lipid membranes. For OA, the strongest evidence remains cellular and murine; direct clinical data in naturally affected dogs and cats are limited, so astaxanthin currently sits in the “mechanistically interesting, clinically developing” category.
UC-II:它從腸道免疫耐受開始
UC-II: Starting with oral immune tolerance
Undenatured type II collagen(UC-II)走的是另一條生理路線。核心概念是:少量保留特定結構的 type II collagen 在小腸的Peyer’s patches影響 regulatory T-cell等免疫調節。
Undenatured type II collagen (UC-II) follows a different physiological route. Its core concept is oral tolerance: small amounts of structurally preserved type II collagen interact with gut-associated lymphoid tissue (GALT), Peyer’s patches and antigen presentation, influencing regulatory T-cell responses and mediators such as IL-10 and TGF-β.
2022 年一項 randomized prospective study 中,76 隻犬完成試驗;UC-II、cimicoxib 與合併組治療 30 天後,LOAD、mobility/clinical scores 出現改善,UC-II 組相較 untreated control 也有部分指標改善
In a 2022 randomized prospective study, 76 dogs completed the trial. After 30 days, UC-II, cimicoxib and the combination groups showed improvements in LOAD and mobility/clinical scores, with several UC-II outcomes also improved compared with untreated controls. [12]
所以 UC-II 可以和魚油並列在關節保健策略裡,但兩者的起跑點完全不同:魚油從 membrane lipid substrate 開始;UC-II 從 口服免疫耐受 開始。
UC-II can sit alongside fish oil in a joint-support strategy, while their starting points are very different: fish oil begins with membrane lipid substrates, whereas UC-II begins with oral immune tolerance.
在骨科與醫學學術界,這是一條鐵律:「如果關節退化太嚴重(軟骨已經磨光),不管是 UC-II、葡萄糖胺還是乳香,效果全部都會微乎其微。」
拆解 UC-II 的科學機轉,以及為什麼「太嚴重就沒效」:
UC-II 的真實學術機轉:它是「停戰協議」,不是「鋼筋水泥」
很多廣告會誤導民眾,讓人以為吃了 UC-II(非變性第二型膠原蛋白) 就能像補水泥一樣,把磨損的軟骨「補」回來。但學術上並非如此:
- 它不是拿來當原料的: 如果要當軟骨原料,一天吃 40 毫克 的 UC-II 連塞牙縫都不夠。
- 它是透過「口服免疫耐受(Oral Tolerance)」發揮作用: 當關節軟骨因為磨損脫落時,身體的免疫系統(T細胞)會誤以為它是外來敵人,進而發動攻擊,導致嚴重的關節發炎、紅腫與劇痛(這會加速軟骨毀滅)。
- 小腸的培氏斑(Peyer’s patches): 當你吞下保持完整三股螺旋結構的 UC-II 後,它走到小腸,會被小腸的免疫組織識別。它像是一個「教官」,開導免疫系統:「這是自己人,不要再攻擊關節了。」 免疫系統一聽,停止攻擊,關節的發炎和疼痛就會退去,給軟骨喘息和自我修復的時間。
注意| 為什麼「太嚴重就沒有了」?(骨科臨床分期真相)
醫學上將退化性關節炎(OA)依 X 光片分為 1 至 4 級。UC-II 臨床試驗的受試者,基本上都是 1~2 級(輕、中度退化) 的患者:
葡萄糖胺、軟骨素與鍶:往軟骨-軟骨下骨看
葡萄糖胺與軟骨素是關節軟骨與關節液的重要成分,其核心原理是透過提供合成軟骨基質的基礎物質與保水能力,來維持關節潤滑並減少摩擦。2022 系統性回顧顯示,葡萄糖胺與軟骨素在機轉研究裡在犬貓 OA pain management 的整體表現很弱。
Mechanistic research on glucosamine and chondroitin involves proteoglycan metabolism, NF-κB, MAPK, MMPs, cytokines and subchondral-bone biology. Clinical pain benefit still needs to be judged in dogs and cats; the 2022 systematic review found very weak overall analgesic performance for chondroitin-glucosamine nutraceuticals in canine and feline OA. [1]
Strontium compounds 的鍶能治關節炎?(突破性的學術證據)
在過去,針對退化性膝關節炎的藥物(如葡萄糖胺、非甾體抗炎藥),在醫學指引中被認為只能「緩解症狀」,無法「改變關節結構」。
但鍶化合物(主要是雷尼酸鍶,Strontium Ranelate)卻打破了這個常規:著名的 SEKOIA 大型臨床試驗: 這項為期 3 年、針對 1,371 名膝關節炎患者的跨國雙盲對照試驗發現,每天服用 2 克的雷尼酸鍶,能顯著減少「關節間隙變窄(Joint Space Narrowing)」的速度。
- 核磁共振(MRI)證實: 透過影像學觀察,它確實減少了膝關節 tibial plateau(脛骨平台)的軟骨體積流失,並減緩了軟骨下骨髓病變(BML)。
- 手術率降低: 學術模型估算,它能讓患者在 5 年內達到「必須置換人工關節」門檻的機率降低 30% 到 40%。它的分子機轉在於:鍶離子能直接刺激軟骨細胞製造第二型膠原蛋白(Col-II)與蛋白聚醣(軟骨的基質),同時又能抑制軟骨下骨頭的異常發炎(減少 IL-1β),阻斷軟骨被降解酶啃蝕。
注意| 回到現實:「太嚴重就沒有了」的關節炎分期限制
雖然 SEKOIA 試驗的數據極為漂亮,但仔細看學術試驗的限制,它再次證實了您的觀點:
- 僅限 Kellgren-Lawrence (KL) 分期 第 2 至 3 級(中輕度): 當時受試者的膝關節間隙必須維持在 2.5 至 5 毫米 之間。也就是說,軟骨必須「還在」,只是正在變薄。
- 對第 4 級(重度)完全無效: 如果患者的關節間隙已經完全消失(軟骨磨光,骨頭直接磨骨頭),此時軟骨細胞早就死光了。鍶化合物進去也沒有靶點細胞(軟骨細胞)可以刺激,造骨細胞甚至會在摩擦處亂長骨刺,反而惡化病情。
為什麼這個「關節炎神藥」現在被放棄了?
既然對中輕度有效,為什麼現在醫院不用它來治關節炎?這背後有兩個巨大的學術與產業重挫:
1. 心血管與血栓的「代價」太高
關節炎通常是中老年人的慢性病。然而臨床追蹤發現,長期服用雷尼酸鍶會顯著增加心肌梗塞、肺栓塞與深層靜脈血栓的風險。
- 學術權衡(Trade-off): 為了保護膝蓋軟骨,卻要冒著心臟病發作或中風的風險,這在醫學倫理上完全划不來。因此,歐洲醫學會(EMA)早早便禁止將其用於一般關節炎治療,僅限於極重度且沒有心血管疾病的骨鬆患者。
2. 原廠原料斷線與全球停產(2025–2026年最新現況)
到了 2025 至 2026 年,鍶化合物在骨科藥物市場上迎來了終局。根據 Royal Osteoporosis Society (英國皇家骨質疏鬆學會) 的官方公告,由於全球製造商無法再取得雷尼酸鍶的關鍵原料,該藥物已於 2025-2026 年宣布全面停產且庫存耗盡。這意味著「正統醫學級」的鍶劑治療已正式退出歷史舞台。
看到歐美保健食品的「鍶(Strontium Citrate)」有用嗎?
目前網路上或歐美市場仍能買到非處方籤的檸檬酸鍶(Strontium Citrate)或氯化鍶(常包裝成 Advanced Joint/Bone Support 複方)。但在學術與臨床上,骨科醫師普遍持保留與反對態度: [1]
- 缺乏關節炎臨床試驗: 所有證實能延緩關節軟骨流失的試驗,使用的都是雷尼酸鍶。檸檬酸鍶對關節炎是否具備同等效果,目前完全缺乏大規模雙盲臨床證據。
- 假性高骨密度的欺騙: 鍶原子比鈣重,吃進體內會取代部分鈣質沉積在骨頭上。這會導致患者去照 X 光或雙能量X光吸收儀(DEXA)時,影像上的關節和骨頭看起來「異常亮、密度很高」,但實際上軟骨並沒有長出來,只是光學假象,容易誤導醫師的診斷。
- 作用得比較上游,會比較慢嗎?
Does acting further upstream mean acting more slowly?
起效速度主要由 pharmacokinetics 與 biological turnover 決定:吸收速度、有效濃度、tissue distribution、target affinity、gene expression,以及需不需要 membrane remodeling。
Speed of action is driven mainly by pharmacokinetics and biological turnover: absorption, effective concentration, tissue distribution, target affinity, gene-expression changes and the need for membrane remodeling.
NSAID 到達有效濃度後,直接影響已存在的 COX enzyme,所以通常比較快。魚油要等 EPA/DHA 逐步進入 cell membrane,因此時間尺度較長。UC-II 要建立 oral immune regulation,也需要時間。乳香與薑黃素的速度很受 extract、standardization 與 bioavailability 影響。
NSAIDs can act relatively quickly because they inhibit existing COX enzymes once effective concentrations are reached. Fish oil takes longer because EPA/DHA must accumulate in cell membranes. UC-II also requires time for oral immune regulation. The time course of Boswellia and curcumin depends heavily on extract composition, standardization and bioavailability.
| 「打哪裡」和「多久有感」是兩個不同問題。Site of action and time to effect are two different questions. |
9 大類成分放回同一張表
Nine major supplement categories on one table
| 成分 Ingredient | 主要作用位置 Main position | 犬貓證據 Dog/cat evidence | 怎麼讀 How to read it |
| 魚油 Fish oil | 提供高濃度 EPA/DHA,透過競爭機制減少全身促發炎;SPM precursorsCell-membrane AA/EPA/DHA substrate pool; SPM precursors | 中等 Comparatively strong | 基礎建設。 降低全身性慢性發炎 |
| PCSO-524 綠唇貽貝 | 同時抑制 COX 與 5-LOX 雙重發炎路徑。Marine lipids; COX/5-LOX-related lipid-mediator metabolism | 中等,已有犬 OA RCT Moderate; canine OA trials | 天然的強效止痛藥。臨床體感痛覺緩解速度比魚油快Mechanistic and canine clinical data |
| 磷蝦油 Krill oil | 磷脂質型 Omega-3;可能涉及 redox/NF-κBPhospholipid-associated EPA/DHA; possible redox/NF-κB effects | 單獨犬 OA 資料較少 Limited stand-alone canine OA data | 臨床效果: 無魚腥味。就這樣。 |
| EAB-277 | 協同抗炎放大器。 利用磷蝦油的磷脂質載體,大幅提升綠唇貽貝的抗炎生物利用度。GLM lipids + krill phospholipids | 已有 75 犬、101 犬比較試驗 75- and 101-dog comparative trials | 臨床獨立研究(Non-funded RCTs)的數量仍較少。製造商為了省成本而開發。2024 RCT in naturally affected hip-OA dogs |
| 乳香+沒藥 Boswellia + Myrrh | 精準靶向抑制 5-LOX(脂氧合酶),阻斷白三烯(Leukotrienes)發炎路徑。5-LOX, COX-2/mPGES-related and NF-κB-related signaling阻斷鈉離子通道(神經痛覺),抑制 COX-2 與 MAPK 通路。 | 乳香以人類 OA 較多;沒藥犬 OA 很少 Mostly human Boswellia data; little canine OA myrrh data | 軟骨保護與消腫。 適合關節常紅腫、腫脹或有積水傾向者。純粉末生物利用度極低,必須挑選標準化含 AKBA 且具備專利劑型的產品。Product standardization is critical強力止痛與消腫。 臨床體感痛覺緩解快,能顯著改善關節局部微循環、消除僵硬。胃腸刺激性大(潰瘍者慎用)。 |
| 薑黃素 Curcumin | 強效阻斷 NF-κB 訊號總開關,下調多種發炎因子(TNF-α, IL-6)。 | 獸醫 OA 臨床較少 Limited direct veterinary OA trials | 全方位發炎煞車。 與乳香搭配被稱為學術界最強天然止痛複方。脂溶性大分子,人體極難吸收(不到 1%)。必須搭配黑胡椒素(Bioperine)或微脂體技術。 |
| 蝦紅素 Astaxanthin | ROS ↔ Nrf2 ↔ NF-κB/MAPK | 超強跨膜抗氧化劑,活化 Nrf2 系統,清除細胞膜內外的活性氧(ROS)。 | 屬於「防守型」保養,無法有感止痛 |
| UC-II | 保持完整三股螺旋結構,透過小腸培氏斑啟動「口服免疫耐受」。 | 有犬自然 OA 試驗 Canine natural-OA trials exist | 叫免疫系統停戰。 阻止自身免疫細胞繼續啃蝕退化中的軟骨。太嚴重就沒有了用。 |
| 葡萄糖胺/軟骨素/鍶 G/C + strontium | Matrix+subchondral bone Matrix + subchondral bone | G/C 疼痛證據弱;鍶多為實驗模型 Weak G/C analgesia; strontium largely experimental | 已不推薦 |
如果是臨床運用,先不要把保健品當成止痛藥替代品
Clinical use: first define the role of the supplement
真正的臨床決策通常先分「現在有沒有痛、痛到什麼程度、關節有沒有明顯滑膜炎、體重與肌力如何、疾病是不是已經進入晚期」。保健品的角色再放進這個架構。
Clinical decisions usually start with the current pain burden, degree of synovitis, body weight and muscle condition, and the stage of structural disease. Supplements are then placed inside that framework.
• 急性 flare、明顯跛行:先做診斷與有效止痛;PCSO/EAB、魚油、UC-II 可以作為後續輔助,但時間尺度多半以週計。
Acute flare with obvious lameness: prioritize diagnosis and effective analgesia; PCSO/EAB, omega-3 and UC-II may be added as adjuncts, usually over a time scale of weeks.
• 慢性 OA:體重控制、規律低衝擊運動、肌力/復健是底盤;omega-3 是營養介入裡證據較穩的選項,PCSO/EAB、UC-II 可依病例與預算加入。
Chronic OA: weight control, regular low-impact activity and rehabilitation form the foundation; omega-3 has one of the stronger nutritional evidence bases, with PCSO/EAB or UC-II added according to the case and budget.
• 明顯滑膜炎或反覆腫脹:先找造成 active inflammation 的原因;乳香、薑黃素可以作為草本輔助。
Marked synovitis or recurrent swelling: identify the cause of active inflammation first; Boswellia and curcumin can be considered as herbal adjuncts, with evidence and formulation quality considered together.
• 晚期 OA:誠實告訴飼主,這時必須配合獸醫開立的止痛藥、打骨關節炎單株抗體(如 Bedinvetmab/Frunevetmab)。
。Advanced OA: the goal of supplements shifts toward support and flare reduction, while analgesics, rehabilitation, anti-NGF monoclonal antibodies, other medications or surgery become increasingly important.
實際選購:翻到背面,比看正面廣告有用
Practical shopping: the back label is more useful than the front advertisement
• 魚油:看 EPA+DHA 每顆/每日到底有幾 mg,再看來源、氧化控制與品質檢驗。
Fish oil: check actual EPA+DHA per capsule/day, then source, oxidation control and quality testing.
• PCSO-524/EAB-277:確認是不是標準化 lipid extract;「綠唇貽貝粉」和 lipid extract 的研究不能混在一起。
PCSO-524/EAB-277: confirm the standardized lipid extract; generic green-lipped mussel powder is not the same evidence base.
• 乳香:看萃取標準化與 boswellic-acid/AKBA specification;純粉末和專利高吸收萃取物的 exposure 可能差很多。
Boswellia: look for extract standardization and boswellic-acid/AKBA specifications; plain powder and enhanced-bioavailability extracts can differ substantially in exposure.
• 薑黃素:看 formulation(phospholipid、micelle 等)與 curcuminoid 實際含量;含 piperine 時把藥物交互作用一起算進去。
Curcumin: check formulation (phospholipid, micelle, etc.) and actual curcuminoid content; if piperine is included, consider drug-interaction potential as well.
• UC-II:確認是 undenatured type II collagen。
UC-II: confirm that it is undenatured type II collagen and that the product specifies a study-relevant dose/standardization.
• 蝦紅素與乳香沒藥:目前在犬貓自然 OA 的直接資料較少,適合放在「輔助層」,不要讓它們吃掉主要預算。
Astaxanthin and myrrh: direct canine/feline natural-OA data are limited, so they fit better in the adjunctive layer rather than consuming the core budget.
| 看懂機轉之後,廣告就只剩下「提醒你有這個產品」的功能。Once you understand the mechanism, advertising mainly serves to tell you that the product exists. |
短篇|給只想知道「到底該買什麼」的飼主
Short edition | For owners who simply want to know what to buy
如果你完全不想看 AA、COX、NF-κB,也沒關係。先記一件事:不同保健品做的事情不同,先看「你想解決什麼問題」。
If you have no interest in AA, COX or NF-κB, that is fine. Remember one thing: different supplements do different jobs. Start with the problem you are trying to solve.
如果是臨床運用?
如果跨出「日常保健」的模糊地帶,進入骨科、復健科或風濕免疫科的臨床醫學運用(Clinical Practice),醫師和藥理學家看這 9 大成分的眼光會完全不同。
臨床醫生在評估這些天然成分時,只看三件事:發炎指標有沒有降(如 CRP)、功能量表有沒有改善(如 WOMAC 指數)、以及能否減少「西藥消炎藥(NSAIDs)或類固醇」的用量(這在醫學上稱為 Steroid-sparing effect)。
這 9 大成分在臨床醫學上的實務運用定位、複方處方逻辑以及臨床分級如下:
9大成分的「臨床醫學定位」
臨床上不會叫患者「都吃吃看」,而是根據患者的急性期、慢性期、自體免疫攻擊、或是純粹力學磨損來精準下處方:
1. 急性疼痛發炎期(臨床替代西藥的第一線選擇)
- PCSO-524(綠唇貽貝)與 EAB-277:
在臨床雙盲試驗(RCT)中,PCSO-524 被拿來直接與魚油和西藥(如 Meloxicam、Carprofen)做對比。結果證實其止痛消腫與改善跛行(Limb function)的速度顯著快於傳統魚油,且具有與西藥不相上下的止痛效果,卻完全沒有西藥造成的胃黏膜損傷與肝腎毒性副作用。EAB-277 作為升級版複方,臨床上常用於需要快速壓制發炎、提高步行受力的患者。 - 沒藥 + 薑黃素:
臨床上多採外用透皮吸收(Topical application)或特定微脂體劑型。沒藥能直接阻斷周圍痛覺神經的鈉離子通道,主要用於緩解關節晨僵(Morning stiffness)與局部刺痛。
2. 慢性滑膜發炎與積水期(緩解組織腫脹)
- 乳香(標準化 AKBA):
臨床主要用於經常性關節積水、滑膜炎(Synovitis)的患者。因為它精準阻斷 5-LOX 路徑,能有效減少關節腔內的促發炎白三烯,達到消腫、退水的作用,常與西藥常規治療並行,用以減少類固醇的注射頻率。
3. 自體免疫與軟骨遭攻擊期(踩住煞車)
- UC-II(非變性第二型膠原蛋白):
臨床指引中,它的角色是「免疫調節劑」。在清晨空腹服用,目的是透過小腸免疫耐受機制,叫 T 細胞停止攻擊關節。
4. 基礎滑液潤滑與細胞保護(長期維持)
- 高純度魚油(高濃度 EPA):
臨床上作為「基礎營養背景」。如果要達到臨床抗炎效果。它負責改變細胞膜的脂肪酸結構,長期降低全身性發炎。 [1] - 磷蝦油與蝦紅素:
臨床多用於高強度運動員的關節與肌肉微細撕裂修復。蝦紅素能自由跨越細胞膜,保護關節軟骨細胞的線粒體不被氧化壓力(ROS)摧毀。
臨床實務的「聯合處方邏輯」(Clinical Combination Protocols)
在臨床整合醫學中,醫師會根據患者的主訴症狀,開立以下三大植物藥與生物製劑的組合:
方案 A:【關節急性紅腫熱痛、無法下樓梯】— 急速消炎止痛處方
- 處方:EAB-277(或 PCSO-524) + 薑黃素(Meriva 專利) + 沒藥外用乳膏局部塗抹
- 臨床學術理由: 藉由 EAB-277 封鎖 COX/5-LOX 雙通路,配合薑黃素從基因源頭(NF-κB)關閉發炎。沒藥則由外部透皮吸收直接阻斷神經痛覺。這套組合在臨床上被定位為 「NSAIDs 替代方案」,專治不想傷胃、不願吃西藥止痛藥的患者。
方案 B:【關節卡卡、蹲下有喀喀聲、慢性退化】— 軟骨保護與免疫停戰處方
- 處方:UC-II + 專利乳香萃取物 (AprèsFlex,隨餐) + 高純度魚油
- 臨床學術理由: 清晨空腹的 UC-II 負責啟動腸道免疫耐受,防止軟骨繼續被身體拆除;隨餐的乳香與高劑量魚油負責抑制慢性發炎降解酶(MMPs),並提供關節滑液的潤滑原料。
網友可以推薦。廣告可以很大。獸醫師可以代言、推薦,甚至掛保證。這些訊息都可以成為你認識產品的入口。Online communities can recommend a product. Advertising can be extensive. Veterinarians can endorse, recommend or even guarantee products. All of these can be entry points for learning that a product exists.
規劃最接地氣的「實際運用生活指南」:
實際運用的第一步:看緊錢包!精準去蕪存菁
這 9 種成分如果全部單獨買齊,一個月開銷輕易破萬。實際運用上,你必須根據最核心的症狀,把預算花在刀口上,挑選 「1~2 款核心內服 + 1 款外用」 即可。
實境 A:【一到冬天或下雨天,關節就酸痛、僵硬、卡卡】
- 這時不該買: 蝦紅素(太慢)、一般低濃度魚油(浪費錢)。
- 實際最強搭配:
- 內服: 挑選一瓶【UC-II + 乳香】或【UC-II + 薑黃素】的二合一複方膠囊。
實境 B:【急性發炎、膝蓋腫、走路都在痛】
- 這時不該買: 葡萄糖胺或 UC-II(這時候軟骨在打仗,吃這個緩不濟急)。
- 實際最強搭配:
- 內服: 直接單攻【PCSO-524(綠唇貽貝)】或 【EAB-277】(。
- 協同:吃高規格的專利薑黃素。
- 花錢心態: 綠唇貽貝專利原料很貴,但它就像天然的止痛藥。在急性期連續吃 1~2 個月,等疼痛壓下來、腫消了,就可以停掉,轉回吃一般的魚油和 UC-II 保養,不需要一整年都吃這麼貴的成分。
實境 C:【熱愛跑跳的動物(關節預防磨損)】
- 這時不該買: 沒藥、乳香(沒有發炎劇痛,吃這個沒意義)。
- 實際最強搭配:
- 內服: 【高純度深海魚油】(每天跟著正餐吃,一定要選 EPA+DHA 超過 80% 的)。
- 抗氧: 【蝦紅素】 或 【磷蝦油】。
- 高效率關鍵:高強度的物理磨損與肌肉氧化壓力。高劑量魚油提供關節潤滑,蝦紅素負責清除運動後產生的自由基,保護細胞膜。
動物實際運用的 4 大黃金明星與介紹詞
在動物(犬貓)身上,這 9 個成分通常不會全部用上,最常用、實證最充分的是以下四類。您可以這樣看待:
1. UC-II(非變性第二型膠原蛋白)
- 動物實際定位: 關節保養的「停戰協議書」。貓狗退化性關節炎,大半是因關節磨損導致免疫系統「自己人打自己人」,UC-II 能叫免疫系統停手。牠就願意站起來走動、甚至像以前一樣搖尾巴喔!」越早開始越好
- 動物實際優勢: 劑量極小,很小顆,對飼主而言超級好餵!
2. PCSO-524 / EAB-277(專利綠唇貽貝油)
- 動物實際定位: 天然、不傷胃的「強力止痛煞車」。在犬貓退化性關節炎、跛行、甚至貓咪「隱形關節炎」上,臨床實證體感最快。如果毛孩不肯吞,飼主可以用針扎破膠囊,把裡面的油擠在飼料或罐罐裡,因為帶有海鮮味,貓狗的接受度(適口性)通常極高。
3. 乳香 (Boswellia) + 薑黃素 (Curcumin) + 沒藥 (Myrrh)
- 動物實際定位: 關節發炎、腫脹、晨僵時的「植物性消防隊」。幫牠消除腫脹、退水,讓關節動起來更順暢。」
- 動物實際限制: 薑黃和沒藥的味道比較重(略帶苦澀或中藥味),實際運用在貓咪或挑嘴狗身上,純粉末可能會有「拒食」的適口性問題。建議飼主包在肉泥裡餵。
4. 高純度魚油 / 磷蝦油 + 蝦紅素
- 動物實際定位: 關節底層的「高級潤滑油」兼「抗老防護罩」。是高齡毛孩的日常基礎保養。」
動物實際運用的「避坑與安全指引」(必讀知識)
- 嚴禁隨便吃「人類的關節保健品」:
- 很多飼主會想把自己的魚油或 UC-II 分給狗貓吃。請提醒飼主:人類保健品常常添加了對犬貓有毒的成分(例如:木糖醇 Xylitol、葡萄乾風味、防腐劑),或者劑量過高,會造成毛孩肝腎負擔。一定要買「寵物專用標示」的產品。
- 太嚴重(第 4 級退化)同樣沒有用:
- 如果毛孩的關節已經嚴重變形、骨頭摩擦、骨刺增生到無法站立,這時候吃保健品也是「太嚴重就沒有了」。請誠實告訴飼主,這時必須配合獸醫開立的止痛藥、打骨關節炎單株抗體(如 Bedinvetmab/Frunevetmab)或是做物理復健。
- 注意抗凝血與手術禁忌:
- 如果毛孩近期要做結紮手術、洗牙、或是本身有血小板不足的問題,高劑量的魚油、薑黃、沒藥必須在手術前 1~2 週暫停服用,避免手術中或手術後血流不止。
非關節」推薦「速查表」

資料與文獻
Selected references
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[2] Whitehouse MW, et al. Anti-inflammatory activity of a lipid fraction (Lyprinol) from the NZ green-lipped mussel. Inflammopharmacology. 1997;5:237-246. PMID 17638133.
[3] Treschow AP, et al. Novel anti-inflammatory omega-3 PUFAs from the New Zealand green-lipped mussel, Perna canaliculus. Comp Biochem Physiol B. 2007;147:645-656. PMID 17543561.
[4] McPhee S, et al. Anti-cyclooxygenase effects of lipid extracts from the New Zealand green-lipped mussel, Perna canaliculus. Comp Biochem Physiol B. 2007;146:346-356. PMID 17197217.
[5] Study of the effectiveness of glucosamine and chondroitin sulfate, marine based fatty acid compounds (PCSO-524 and EAB-277), and carprofen for dogs with hip osteoarthritis. 2023. PMID 36816197.
[6] Zhou L, et al. Characterization of Molecular Species and Anti-Inflammatory Activity of Purified Phospholipids from Antarctic Krill Oil. Mar Drugs. 2021;19:124. PMID 33669109.
[7] Evaluation of the comparative efficacy of green lipped mussel plus krill oil extracts (EAB-277), Biota orientalis extracts or NSAIDs for dogs with OA-associated pain. 2024. PMID 39450405.
[8] Yang YZ, et al. Mechanism of action and new developments in the study of curcumin in the treatment of osteoarthritis: a narrative review. 2025. PMID 40009345.
[9] Cuomo J, et al. Comparative absorption of a standardized curcuminoid mixture and its lecithin formulation. J Nat Prod. 2011;74:664-669. PMID 21413691.
[10] Halegoua-DeMarzio D, et al. Liver Injury Associated with Turmeric—A Growing Problem: Ten Cases from the Drug-Induced Liver Injury Network. Am J Med. 2023;136:200-206. PMID 36252717.
[11] From bench to bedside, boswellic acids in anti-inflammatory therapy—mechanistic insights, bioavailability challenges, and optimization approaches. 2025. PMID 41341032.
[12] Evaluating the efficacy and safety of Curcuma longa, Boswellia serrata, and their mixed formulation in treating knee osteoarthritis: systematic review and network meta-analysis. 2025. PMID 41082950.
[13] Commiphora myrrh: a phytochemical and pharmacological update. 2022. PMID 36399185; and Genus Commiphora overview. 2024. PMID 39598434.
[14] A Pilot Study on Bioactive Constituents and Analgesic Effects of MyrLiq®, a Commiphora myrrha Extract with a High Furanodiene Content. 2017. PMID 28626756.
[15] Sun K, et al. Astaxanthin protects against osteoarthritis via Nrf2: a guardian of cartilage homeostasis. Aging. 2019;11:10513-10531. PMID 31772142.
[16] Stabile M, et al. Evaluation of clinical efficacy of undenatured type II collagen supplementation compared to cimicoxib and their association in dogs affected by naturally occurring OA. 2022. PMID 35853328.
[17] Strontium ranelate reduces the progression of experimental dog osteoarthritis by inhibiting key proteases in cartilage and IL-1β in synovium. 2013. PMID 23065732.
[18] The Role of Diet, Nutrition, and Supplements in Canine Atopic Dermatitis. 2025. PMID 39725577.
[19] Connection between nutrition and oncology in dogs and cats: perspectives, evidence, and implications—a comprehensive review. Front Vet Sci. 2025; corrected 2026. PMID 40046187; correction PMID 42558890.
[20] Protective effects of omega-3 fatty acids in dogs with myxomatous mitral valve disease stages B2 and C. 2021. PMID 34265016.
[21] Efficacy of a Therapeutic Diet on Dogs With Signs of Cognitive Dysfunction Syndrome: A Prospective Double Blinded Placebo Controlled Clinical Study. 2019. PMID 30619873.
貝恩動物醫院|衛教與專業科普
Bain Animal Hospital | Veterinary education and professional discussion
