July 2023 in “Plastic and Aesthetic Nursing” Biotin and collagen may help improve hair health.
November 2025 in “Quality in Sport” Collagen supplements improve skin, hair, and nails, especially with vitamin C and minerals.
3 citations
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March 2022 in “International Journal of Trichology” Special supplements with collagen, vitamins, and minerals can help treat hair loss.
July 2024 in “Journal of Cosmetic Dermatology” Vegan collagen builder improves hair growth, skin smoothness, and reduces wrinkles and pain.
2 citations
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January 2019 in “Elsevier eBooks” Biotin supplements are unnecessary for most people but may help with certain conditions like biotin deficiency, brittle nails, and some hair loss.