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Collagen Supplementation for Weight Loss

The effectiveness of collagen supplementation for weight loss, including its effects on appetite regulation, body composition, and energy intake.

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Jan 20, 2026

What evidence exists on gelatin or collagen supplements reducing appetite or aiding weight loss in controlled studies?

Controlled human evidence that gelatin or collagen supplements reduce appetite or produce meaningful weight loss is mixed and limited: small randomized trials show occasional signals (changes in satie...

Jan 19, 2026

Are there peer‑reviewed studies on gelatin or collagen supplements and appetite control or weight loss?

Yes — there are peer‑reviewed human studies and randomized trials testing gelatin or collagen (often labelled collagen peptides or hydrolysed gelatin) for effects on appetite regulation and body compo...