#uc-ii

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A wide, softly lit editorial still life on a pale oatmeal-colored linen surface, shot from a slightly elevated three-quarter angle. In the center-left, a small matte ceramic dish holds a tiny pile of fine white powder, with a single minuscule measuring spoon resting beside it. To the right, a much larger wooden scoop is heaped high with the same pale powder, spilling gently onto the linen, creating a striking visual contrast of tiny versus large quantity. Behind them, a cream-colored supplement tub with a blank, minimalist label sits slightly out of focus, along with a few amber glass capsules scattered casually.

In the soft-focus background, a runner's well-worn sneaker and a chalk-dusted, wrapped knee sleeve rest on a light ash-wood bench, hinting at gym and road without showing a person. A thin brushed-steel stopwatch lies in the foreground, its hands paused, subtly suggesting timing and endurance. A sprig of dried eucalyptus and a folded sheet of paper with out-of-focus handwritten notes add a quiet, editorial research feel.

Natural morning light streams in from the left through a sheer curtain, casting long, gentle shadows and a warm, creamy glow. The palette is restrained and modern: warm ivory, sand, soft sage green, muted terracotta, and touches of brushed silver. Shallow depth of field with crisp detail on the powders and stopwatch, creamy bokeh in the background. The composition leaves open negative space on the right third for headline text. The overall mood is calm, trustworthy, and contemporary, like a premium health and wellness journal cover, with fine film-like grain and clean, minimalist styling.

每天 40 毫克胶原蛋白让膝痛延长一倍——背后的科学原理

BY DR. GYMBRO · 2026年10月20日

在杠铃架下或路上膝盖疼痛？一项随机对照试验发现，每天只需 40 毫克未变性的 II 型胶原蛋白（UC‑II），即可让膝痛出现的时间从 1.4 分钟延长到 2.8 分钟，并改善膝关节伸展。该剂量约为常规 10 克水解胶原的 1/250，属于完全不同的产品。但研究样本量小、与生产商有关联、且仅在健康人群中进行，结果需谨慎解读。

#uc-ii

每天 40 毫克胶原蛋白让膝痛延长一倍——背后的科学原理

每天 40 毫克胶原蛋白让膝痛延长一倍——背后的科学原理