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Gelatin and collagen in high-protein diets

The effects of gelatin and collagen on appetite and weight loss in the context of high-protein diets, with mixed or transient results

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Jan 22, 2026
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What does the clinical research say about gelatin or protein preloads for long‑term weight loss?

Clinical trials show and some preloads produce reliable short‑term increases in and reduced calorie intake at the next meal—often around a 20% drop in subsequent intake in laboratory tests . However, ...

Jan 20, 2026

What is the evidence on gelatin or collagen supplements for appetite control and weight loss in clinical studies?

Clinical trials and reviews give mixed, limited support that gelatin or collagen can increase satiety or modestly aid weight loss: acute studies show some hormonal and subjective satiety effects for g...