topicCollagen Supplementation Skin Elasticity Randomized Trial
claimHowever, the evidence regarding its effectiveness in supporting skin health and improving hair, nail, and wound-healing outcomes remains heterogeneous.
evidence level4
citationBiełach-Bazyluk A (2026)
sourceDietary Collagen Supplementation as a Strategy for Skin Health: A Narrative Review of Clinical Effects on Skin, Hair, Nails, and Wound Healing.
topicCollagen Supplementation Skin Elasticity Randomized Trial
claimThe aim of this review is to summarize and critically evaluate the current human evidence on oral collagen supplementation and its potential role in supporting skin health, hair and nail quality, and wound healing.
evidence level4
citationBiełach-Bazyluk A (2026)
sourceDietary Collagen Supplementation as a Strategy for Skin Health: A Narrative Review of Clinical Effects on Skin, Hair, Nails, and Wound Healing.
topicCollagen Supplementation Skin Elasticity Randomized Trial
claimCollagen-derived peptide supplementation has been associated with improvements in skin hydration, elasticity, wrinkle appearance, and dermal extracellular matrix organization, while also supporting hair thickness and strength, modestly enhancing nail growth, and promoting wound healing.
evidence level4
citationBiełach-Bazyluk A (2026)
sourceDietary Collagen Supplementation as a Strategy for Skin Health: A Narrative Review of Clinical Effects on Skin, Hair, Nails, and Wound Healing.
topicCollagen Supplementation Skin Elasticity Randomized Trial
claimCollagen is a key structural protein of the skin, essential for maintaining its mechanical strength, elasticity, and hydration.
evidence level4
citationBiełach-Bazyluk A (2026)
sourceDietary Collagen Supplementation as a Strategy for Skin Health: A Narrative Review of Clinical Effects on Skin, Hair, Nails, and Wound Healing.
topicCollagen Supplementation Skin Elasticity Randomized Trial
claimThe aim of the present study was to carry out an umbrella review with integrated meta-analyses to capture the breadth of health outcomes associated with collagen supplementation intake.
evidence level4
citationRavindran R (2026)
sourceCollagen Supplementation for Skin and Musculoskeletal Health: An Umbrella Review of Meta-Analyses on Elasticity, Hydration, and Structural Outcomes.
topicCollagen Supplementation Skin Elasticity Randomized Trial
claimMeta-regression analyses were conducted to explore potential sources of heterogeneity, and the grading of evidence was carried out using the GRADE.
evidence level4
citationRavindran R (2026)
sourceCollagen Supplementation for Skin and Musculoskeletal Health: An Umbrella Review of Meta-Analyses on Elasticity, Hydration, and Structural Outcomes.
topicCollagen Supplementation Skin Elasticity Randomized Trial
claimIn relation to skin, musculoskeletal health, and osteoarthritis conditions, collagen supplementation was consistently associated with favorable outcomes.
evidence level4
citationRavindran R (2026)
sourceCollagen Supplementation for Skin and Musculoskeletal Health: An Umbrella Review of Meta-Analyses on Elasticity, Hydration, and Structural Outcomes.
topicCollagen Supplementation Skin Elasticity Randomized Trial
claimCollagen is a protein with multiple roles within the human body, such as supporting fibroblast formation in the dermis, replacing dead skin cells, protecting organs, giving structure, strength and elasticity to the skin, and a primary role in blood clotting.
evidence level4
citationRavindran R (2026)
sourceCollagen Supplementation for Skin and Musculoskeletal Health: An Umbrella Review of Meta-Analyses on Elasticity, Hydration, and Structural Outcomes.