January 2022 in “Indian journal of paediatric dermatology” Children with early graying hair might have lower levels of certain nutrients like zinc, magnesium, and Vitamin B12.
January 2017 in “Indian Dermatology Online Journal” Levothyroxine overdose can cause hair loss, and zinc deficiency might worsen it.
Azelaic acid and vitamin B6 together may improve hair growth.
November 2025 in “Dermatology and Therapy” The drinkable supplement increased hair growth and was safe for women with hair loss.
November 2020 in “Journal of The American Academy of Dermatology” Taking vitamin C and vitamin E twice a day can help prevent sunburn and DNA damage from UVB exposure.
May 2023 in “Elsevier eBooks” Some nutritional supplements may help thicken hair in people with hair loss, but taking too much can cause side effects.
9 citations
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January 2013 Alopecia areata patients have lower zinc, copper, and selenium levels than healthy people.
January 2024 in “Biochemistry Research International” Compounds from Ziziphus spina-christi roots show strong antibacterial and antioxidant potential.
10 citations
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July 2022 in “Journal of the Turkish-German Gynecological Association” Vitamins B3, B6, C, and iron intake affect hormone levels in women with certain types of PCOS.
January 2024 in “Australasian journal of dermatology (Print)” A boy's hair turned red because of genetic mutations, not lack of zinc.
39 citations
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June 2009 in “Oncology” High-dose vitamin A was safe and well-tolerated in a lung cancer treatment study.
January 2016 in “Journal of animal research” Hair can help assess Copper and Zinc levels in dogs.
August 2013 in “Pharmacy Today” Viviscal may modestly improve hair loss in women without adverse effects.
24 citations
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July 2019 in “Journal of Obstetrics and Gynaecology” The combination therapy improved PCOS symptoms in both obese and non-obese women, with weight loss in the obese group.
74 citations
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August 2006 in “Journal of clinical gastroenterology” Shen-Min, a hair growth supplement, likely caused acute hepatitis in a woman, improving after she stopped taking it.
25 citations
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August 2016 in “Journal of Cosmetic Dermatology” The marine complex supplement significantly improved hair growth in men with thinning hair without adverse effects.
February 1981 in “Kazan medical journal” Zinc deficiency can cause hair loss and skin issues.
1 citations
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April 2016 in “Journal of Investigative Dermatology” Zinc deficiency causes reversible hair loss by disrupting hair growth and stem cell function.
October 2023 in “Clinical, Cosmetic and Investigational Dermatology” Supplemented Erzhi Wan may help regrow hair in male pattern baldness by affecting certain cell signaling pathways.
5 citations
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December 1942 in “Journal of the American Medical Association” Choline and biotin are important for liver health and preventing certain deficiencies in animals, and more research is needed to understand their benefits in humans.
January 2006 in “Heilongjiang yiyao kexue” Children with frequent respiratory infections may have low levels of zinc, iron, and copper.
September 2022 in “JAMC. Journal of Ayub Medical College, Abbotabad, Pakistan/Journal of Ayub Medical College” A boy with a rare skin condition improved quickly after starting zinc supplements.
June 2022 in “Research journal of topical and cosmetic sciences” Trichovitals® supplement improves hair thickness, reduces hair loss, and promotes hair growth in young adults.
January 2022 in “International Journal of Nutrology” Diet and nutrients, including lycopene from tomatoes and hydroquinone from wheat, can help control melasma, a skin condition.
20 citations
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November 2017 in “PubMed” A new supplement may treat hair loss by targeting multiple causes like inflammation and stress.
1 citations
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October 2020 in “Research Square (Research Square)” Men with male pattern baldness had worse COVID-19 symptoms, but early treatment with certain drugs improved outcomes for all.
November 2025 in “Quality in Sport” Collagen supplements improve skin, hair, and nails, especially with vitamin C and minerals.
4 citations
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February 2019 in “Breast Cancer Research and Treatment” DHL-HisZnNa may help reduce hair loss from chemotherapy, but more research is needed.
119 citations
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July 2016 in “Annals of the New York Academy of Sciences” Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.