June 2021 in “Current developments in nutrition” The LustrivaTM BH-002 supplement and hair serum improved women's hair, skin, and nail health and appearance.
1 citations
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May 2021 in “Research journal of topical and cosmetic sciences” Muttaijow ComplexTM improved skin, hair, and nail health in middle-aged adults.
May 2021 in “Research journal of topical and cosmetic sciences” TrichovitalsTM improved skin, hair, and nail health in adults after 12 weeks.
11 citations
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September 2007 in “Advances in therapy” INVERSION Femme supplement helped women lose weight, reduce hair loss, and improve skin and nail health.
2 citations
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June 2023 in “Journal of the American Academy of Dermatology” Hair, skin, and nails supplement use nearly doubled from 2011 to 2020, with higher usage among young adults, females, and certain ethnic groups.
5 citations
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January 2012 in “Journal of nutrition & food sciences” The supplement improved hair, skin, and nails appearance and had long-term benefits.
July 2025 in “Cosmoderma” The plant-based supplement improved hair, skin, and nail health and boosted well-being without side effects.
7 citations
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October 2020 in “Dermatology practical & conceptual” Some skin, hair, and nail supplements can be toxic, interact with medications, affect lab tests, and may increase cancer risk.
1 citations
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August 2021 Instagram ads for skin, hair, and nail supplements often make broad health claims without clear ingredient information, and are not FDA-regulated.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
1 citations
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April 2016 in “Journal of Investigative Dermatology” Patients with Focal Dermal Hypoplasia often experience skin, nail, hair, and bone issues, and may benefit from calcium and vitamin D supplements.
3 citations
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February 2020 in “International journal of women’s dermatology” Most women with hair loss take more supplements than average, but these often don't help and can be risky and costly.
April 2024 in “Current research in nutrition and food science” Taking an amino acid supplement improved skin, hair, and nail health in women.
57 citations
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February 2018 in “Journal of the American Academy of Dermatology” Biotin supplements are not proven to improve hair or nails and may interfere with medical tests.
13 citations
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January 2019 in “Journal of the American Academy of Dermatology” Most people using biotin don't see skin improvements, and it may affect lab tests, so doctors shouldn't suggest it without confirming a deficiency.
Fad diets and supplements from social media can cause skin and hair problems.
1 citations
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February 2022 in “Journal of the American Academy of Dermatology” Taking biotin supplements can be risky and often lacks evidence of effectiveness for skin, hair, and nail issues.
2 citations
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June 2023 in “Journal of clinical medicine” Soy supplements improve various skin conditions and aging signs, with topical use boosting skin barrier function.
December 2025 in “International Journal of Clinical Medical Research” Diet and gut health can improve skin, hair, and nails.
July 2024 in “Journal of Cosmetic Dermatology” Vegan collagen builder improves hair growth, skin smoothness, and reduces wrinkles and pain.
Biotin and silica from plants improve hair, skin, and nail health.
4 citations
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August 2018 in “Journal of The American Academy of Dermatology” The authors agree that biotin may help certain hair disorders but lacks evidence for use in healthy people and call for more research.
August 2018 in “Journal of the American Academy of Dermatology” Biotin treatment for hair, nail, and skin disorders has weak evidence and should not be recommended unless new research shows clear benefits.
2 citations
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May 2018 in “PubMed” Pregnant women with isolated hypothyroxinemia face more health issues, so iodine and folic acid supplements are important before and during early pregnancy.
July 2020 in “Farmacja Polska” People need more education on the safe and proper use of dietary supplements.
1 citations
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June 2018 in “Ukrainian Journal of Dermatology Venerology Cosmetology” Oral collagen improves skin, nails, hair, and reduces cellulite.
September 2024 in “Meditsinskiy sovet = Medical Council” Biotin effectively treats hair loss, skin, and nail issues without overdose risk.
4 citations
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October 2024 in “Journal of Cosmetic Dermatology” Taking natural keratin supplements improved skin, hair, and nails in women.
53 citations
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October 1978 in “Archives of dermatology” Zinc supplements can resolve skin issues caused by zinc deficiency.
1 citations
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May 2017 in “Asian journal of medical sciences” The dietary supplement significantly improved skin, nails, and hair in older adults.