Acne is linked to vitamin B12 deficiency.
44 citations
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September 2011 in “Journal of Pediatric Gastroenterology and Nutrition” NISCH syndrome is a rare genetic disorder affecting skin and liver, with variable symptoms and limited treatment options.
January 2023 in “Food and nutrition sciences” Most people using the supplement Renew saw health improvements, especially in sleep and energy, faster than with regular vitamins.
January 2026 in “British Journal of Dermatology” Caffeine and DMG increase calcium influx in hair follicle cells without being toxic.
May 2025 in “VETERINARY SCIENCE TECHNOLOGIES OF ANIMAL HUSBANDRY AND NATURE MANAGEMENT” Poor-quality feed and low vitamin A cause reproductive issues in nutrias.
2 citations
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January 2020 Certain dietary supplements can improve hair health.
19 citations
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April 2016 in “Case Reports in Dermatology” Nilotinib can cause keratosis pilaris, a skin condition.
November 2024 in “ACS Materials Letters” The new nitric oxide delivery system may effectively treat hair loss by improving hair follicle health and reducing inflammation.
September 2023 in “Middle East Fertility Society Journal” Nicotine may help treat both Parkinson's disease and infertility.
January 2025 in “Institutional Repositories DataBase (IRDB)” Maslinic acid from olive extracts promotes hair growth like minoxidil.
1 citations
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May 2023 in “Journal of the European Academy of Dermatology and Venereology” Minoxidil and vitamin E may help improve nail growth and health.
1 citations
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January 2022 in “European Journal of Pharmacology” Riboflavin 5′-phosphate (FMN) shows potential for treating androgen-related conditions but may be limited in treating prostate cancer.
February 2026 in “Indian Journal of Dermatology” Upadacitinib may effectively treat twenty-nail dystrophy without causing pain.
The best way to apply vitamin C to the skin is with a nanostructured lipid carrier formulation.
December 2022 in “Cosmetics” The food supplement improved hair growth and strength in people with a certain type of hair loss and had no major side effects.
4 citations
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November 2012 in “Dermatitis” A man got severe skin irritation after using marking nut sap for hair loss.
January 2011 in “Bloomsbury Academic eBooks”
April 2018 in “Journal of Investigative Dermatology” October 2024 in “International Journal of Pharmaceutics” Finasteride in lipid carriers improved hair growth in rats.
July 2025 in “Cosmoderma” The plant-based supplement improved hair, skin, and nail health and boosted well-being without side effects.
2 citations
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March 1977 in “British Journal of Dermatology” Nandrolone phenylpropionate injections thickened the skin and enlarged oil glands in female hairless hamsters.
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.
19 citations
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January 2007 in “Biological & pharmaceutical bulletin” Glycine reduces skin pigmentation by lowering melanin production.
26 citations
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May 1984 in “Journal of Parenteral and Enteral Nutrition” Biotin supplements restored hair and resolved symptoms in a woman with biotin deficiency.
Solanum nigrum may help treat hair loss.
1 citations
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June 2023 in “Biomolecules & therapeutics” Nitric oxide is important for skin functions and both helps protect against and contributes to skin inflammation and sensitization.
40 citations
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July 2018 in “European Journal of Pharmaceutical Sciences” Melatonin vitamin C-based nanovesicles improved hair growth and reduced hair loss in androgenic alopecia patients.
23 citations
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October 2009 in “Gastroenterology” Vitamin D is crucial for bone health and preventing serious diseases.
39 citations
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November 2017 in “PubMed” Low-dose naltrexone helps reduce symptoms and slow down lichen planopilaris without side effects.