Collagen Peptides: What the Science Says

With age, natural collagen production decreases. Hydrolyzed collagen supplements — or collagen peptides — could reverse this trend and restore vitality to your body.

Collagen, a pillar of our body

Collagen is the most abundant protein in the animal kingdom: it represents nearly 30% of proteins in mammals! Collagen molecules assemble to form long fibrils that provide cohesion, elasticity and regeneration of

  • References

  • Historical

  1. Martinez-Puig et al. Collagen Supplementation for Joint Health: The Link between Composition and Scientific Knowledge. Nutrients. 2023.

  2. Kviatkovsky et al. Collagen peptides supplementation improves function, pain, and physical and mental outcomes in active adults. J Int Soc Sports Nutr. 2023.

  3. König et al. Specific Collagen Peptides Improve Bone Mineral Density and Bone Markers in Postmenopausal Women—A Randomized Controlled Study. Nutrients. 2018.

  4. Khatri et al. The effects of collagen peptide supplementation on body composition, collagen synthesis, and recovery from joint injury and exercise: a systematic review. Amino Acids. 2021.

  5. Kim et al. Oral Intake of Low-Molecular-Weight Collagen Peptide Improves Hydration, Elasticity, and Wrinkling in Human Skin: A Randomized, Double-Blind, Placebo-Controlled Study. Nutrients. 2018.

  6. Proksch et al. Oral supplementation of specific collagen peptides has beneficial effects on human skin physiology: a double-blind, placebo-controlled study. Skin Pharmacol Physiol. 2014.

  • Current version

    10/22/2025

    Updated by Collectif laNutrition

  • 10/21/2025

    Updated by Marie-Céline Ray

  • 10/21/2025

    Updated by Marie-Céline Ray

  • 10/20/2025

    Publication by Marie-Céline Ray

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