July 2025 in “Cosmoderma” The plant-based supplement improved hair, skin, and nail health and boosted well-being without side effects.
2 citations
,
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.
1 citations
,
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.
1 citations
,
August 2021 Instagram ads for skin, hair, and nail supplements often make broad health claims without clear ingredient information, and are not FDA-regulated.
32 citations
,
January 2006 in “Liver transplantation” Vitamin A toxicity can cause severe health issues and may require a liver transplant if other treatments fail.
7 citations
,
July 2021 in “PubMed” Vitamins A, B, C, and D are important for skin health and are being explored for new uses, but more research is needed to confirm their effectiveness.
7 citations
,
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
,
January 2010 in “Springer eBooks” Certain micronutrients may improve hair and nail health, but more research is needed to confirm their benefits.
10 citations
,
January 2013 in “Faṣlnāmah-i bīmārīhā-yi pūst” Vitamin D levels are not linked to alopecia areata.
October 2022 in “Zenodo (CERN European Organization for Nuclear Research)” Kudo Zero Sugar Collagen Gummies may not effectively reduce wrinkles or improve skin, hair, and nails.
February 2023 in “Aesthetic Cosmetology and Medicine” Medicinal plants in nutricosmetics contain compounds that can improve skin and hair health.
79 citations
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April 1996 in “JAMA” Taking too many selenium supplements can cause serious health problems like hair loss and fatigue.
November 2019 in “European journal of internal medicine” A Laotian man with unusual skin changes and multiple growths in his gut was diagnosed with Cronkhite-Canada Syndrome and improved with nutritional and immune-based treatments.
March 2026 in “FMDB Transactions on Sustainable Health Science Letters” A deep learning method can detect nutritional deficiencies from hair and nail images with 89% accuracy.
August 2023 in “Natural Resources for Human Health” Vegetarians should take B vitamin supplements to avoid health issues.
July 2018 in “British Journal of Dermatology” Hair regrowth was seen in 83% of children with alopecia, immune system plays a role in the condition, and various treatments showed effectiveness for hair and nail disorders.
11 citations
,
September 2007 in “Advances in therapy” INVERSION Femme supplement helped women lose weight, reduce hair loss, and improve skin and nail health.
January 2019 in “Journal of cosmetology & trichology” L-Cystine and L-Cystine with Kera-Diet® safely improved hair and nail quality in healthy women.
7 citations
,
May 2014 in “Clinical practice” Cooling the scalp may prevent hair loss from chemotherapy, hair often grows back after treatment, and nail issues usually improve after stopping the drug.
Biotin and silica from plants improve hair, skin, and nail health.
57 citations
,
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.
August 2025 in “Nutrition and Health” Eating foods rich in vitamin D and iron helps prevent hair loss, while alcohol and sugary drinks can cause it.
70 citations
,
June 2010 in “Clinics in Dermatology” Certain groups may need vitamin supplements to improve hair health and prevent other health problems.
March 2024 in “Clinical, cosmetic and investigational dermatology” Skin Radiance Collagen improved skin and hair health in adult females.
April 2018 in “Journal of Investigative Dermatology” The supplement improved hair growth, strength, and moisture.
43 citations
,
November 2007 in “Dermatologic Clinics” Hair and nail changes can indicate health issues, including cancer and side effects from cancer treatments.
January 2025 in “SKIN The Journal of Cutaneous Medicine” Calcipotriol's effectiveness for treating alopecia areata is unclear and needs more research.
December 2025 in “Frontiers in Nutrition” Collagen supplements may improve skin, joints, and recovery, especially with added nutrients.
98 citations
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October 2012 in “Dermatologic Clinics” Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.
January 2011 in “Springer eBooks” Eating a balanced diet with the right vitamins and minerals is important for healthy hair, but too many supplements can be harmful.