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Collagen and Gelatin for Fat Loss

The effectiveness of collagen and gelatin supplements for fat loss and weight maintenance in various populations.

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Jan 9, 2026

What clinical evidence exists for gelatin or collagen supplements reducing appetite or body fat?

Randomized trials and reviews report some signals that specific collagen or gelatin formulations can modestly reduce appetite or body-fat measures in particular populations — for example, older adults...

Jan 6, 2026

What clinical trials exist comparing gelatin or collagen supplements to placebo for body‑fat loss?

Randomized, placebo-controlled trials exist testing both gelatin (as a component of high‑protein diets) and various collagen peptide supplements for effects on body fat, but the picture is mixed: seve...