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Why Did A South Korean Review Of 23 Studies Find That Collagen Supplements Do Not Improve Skin?

A review from South Korea of 23 studies with more than 1400 participants found that in high quality studies considering the placebo effect, collagen supplements did not work. Research without industry funding showed no significant difference for skin.

Science Vs · Collagen Peptides: Should You Take Them? · at 12:20 · ·Transcript

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