Supplements improve health, appearance, and athletic performance.
January 2025 in “Journal of Pharmacognosy and Phytochemistry” Marine-derived supplements may improve skin and hair health.
11 citations
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April 2020 in “Nutrafoods - International Journal on Nutraceuticals, Functional Foods and Novel Foods” Taking Bioactive Collagen Peptides increases hair thickness.
Collagen peptides may help maintain hair growth and could be beneficial for hair loss conditions.
1 citations
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January 2008 in “Aesthetic dermatology”
November 2022 in “Journal of Investigative Dermatology” Fish-derived collagen may help hair grow longer and affect hair stem cells, while bovine collagen could benefit hair stem cell maintenance, potentially aiding in hair loss conditions.
4 citations
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October 2024 in “Journal of Cosmetic Dermatology” Taking natural keratin supplements improved skin, hair, and nails in women.
11 citations
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January 2015 in “Skin pharmacology and physiology” Eating collagen peptides may help with skin and hair growth.
May 2025 in “International Journal of Trichology” The supplement improved hair health and reduced shedding in people with telogen effluvium.
March 2024 in “Journal of functional foods” Collagen peptides from marine and bovine sources may help prevent hair loss by affecting hair follicle stem cells differently.
June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” The RHC complex with nicotinamide promotes hair growth and health.
July 2026 in “Facial Plastic Surgery Clinics of North America” January 2017 in “OPAL (Open@LaTrobe) (La Trobe University)” Collagen peptides may boost skin and hair-related gene expression.
January 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Collagen supplements may improve skin and joint health but have inconsistent effects on blood sugar and heart health.
Collagen peptides may boost skin and hair-related gene expression.
January 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Collagen supplements may modestly improve skin and joint health, but effects on metabolism and blood sugar are inconsistent.
July 2026 in “Journal of the American Academy of Dermatology”
January 2026 in “International Journal of Peptide Research and Therapeutics” Collagen supplements improve hair health and are safe.
1 citations
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June 2018 in “Ukrainian Journal of Dermatology Venerology Cosmetology” Oral collagen improves skin, nails, hair, and reduces cellulite.
March 2012 in “Daehan hwajangpum hakoeji/Daehan hwa'jangpum haghoeji” The cream with plant components increased skin collagen and the hair tonic promoted hair growth in mice.
September 2025 in “Clinics and Practice” Collagen with calcium and vitamin D improves bone health, skin elasticity, and reduces hair loss in menopausal women.
April 2024 in “Más dermatología” Oral collagen peptides can improve skin health and aid wound healing.
Taking enzyme food and collagen together improves hair health in middle-aged women more than taking them separately.
June 2025 in “Frontiers in Bioengineering and Biotechnology” Recombinant collagen with nicotinamide boosts hair growth and health.
January 2024 in “Archives of Biological Sciences (Beograd)” AP collagen peptides may help hair grow better and become stronger.
2 citations
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January 2015 in “Jounal of The Korean Society of cosmetology” Taking enzyme food and collagen together improves scalp hair health in middle-aged women more than taking them separately.
January 2015 in “한국미용학회지” Taking enzyme food and collagen together improves hair health in middle-aged women.
9 citations
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January 1966 28 citations
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April 1988 in “Archives of Dermatological Research” 13 citations
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May 2021 in “FASEB bioAdvances” Plant-based products can improve hair and skin health without harmful side effects.