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.
10 citations,
July 2018 in “Our Dermatology Online” Some vitamins and minerals are important for preventing hair loss, but treating hair loss with them without a known deficiency is not proven effective.
December 2021 in “Trichology and cosmetology:” Taking Kera-Diet® improves hair and nail health without side effects.
April 2024 in “Journal of the American Academy of Dermatology” Taking biotin supplements for hair and nails may not be helpful and could cause harm.
Iron supplements may reverse premature graying in iron-deficient individuals; ingrown nails are common in diabetics with certain risk factors; topical finasteride may reduce scalp DHT as effectively as oral finasteride; monilethrix treatment is challenging but some medications can help.