78 citations
,
January 2017 in “Skin appendage disorders” Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.
71 citations
,
January 2016 in “International Journal of Trichology” Biotin deficiency is not a major cause of hair loss in women, so biotin supplements are not likely to be an effective hair loss treatment.
68 citations
,
February 1996 in “Obesity Surgery” Taking zinc sulphate stopped and reversed hair loss in patients after weight loss surgery.
44 citations
,
May 2014 in “The American Surgeon” Low zinc and iron levels can predict hair loss after sleeve gastrectomy in women.
9 citations
,
October 2010 in “Journal of the American Academy of Dermatology” Iron deficiency might cause hair loss, but better testing is needed.
7 citations
,
May 2022 in “The Journal of Dermatology” Hair loss is a frequent long-term effect of COVID-19, and oral minoxidil is the most common effective treatment.
2 citations
,
January 2023 in “Journal of Dermatology” Some types of hair loss can continue for a long time after recovering from a severe drug reaction known as DRESS.
1 citations
,
February 2023 in “Digestive diseases and sciences” Gastroparesis may cause hair loss due to micronutrient deficiencies, and multivitamins might help.
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.
1 citations
,
May 2021 in “Research journal of topical and cosmetic sciences” Muttaijow ComplexTM improved skin, hair, and nail health in middle-aged adults.
November 2025 in “Frontiers in Pharmacology” Botanical treatments like saw palmetto, rosemary oil, and ginseng may help reduce hair loss in menopausal women.
November 2025 in “Healthcare” Zinc levels don't significantly affect hair loss, so testing for zinc isn't necessary.
August 2025 in “http://isrctn.com/” The supplement may improve hair growth and skin health with some mild risks.
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.
August 2013 in “Pharmacy Today” Viviscal may modestly improve hair loss in women without adverse effects.
October 2025 in “Journal of Drugs in Dermatology” Topical caffeine can help with hair growth and reduce hair loss safely.
September 2025 in “SKIN The Journal of Cutaneous Medicine” Isotretinoin can cause hair loss, and reducing the dose or using supplements like vitamin D and iron may help.
April 2024 in “Remedium Journal about the Russian market of medicines and medical equipment” Pharmacy workers need more education to better help people with hair loss.
December 2020 in “Vestnik dermatologii i venerologii” Iron supplements and physiotherapy together can better treat hair loss in women with iron deficiency.
January 2018 in “Journal of general practice” Young people are losing hair due to stress, poor diet, pollution, and lack of sleep, but it can be treated with supplements and scalp treatments.
September 2017 in “Hair transplant forum international” Biotin is popular for hair loss, but there's little scientific proof it works.
Many hair loss myths lack strong evidence, but some treatments are proven to work.
August 2016 in “Journal of Investigative Dermatology” Zinc deficiency disrupts hair growth and cycle, but zinc supplements can fix this.
April 2016 in “Journal of Investigative Dermatology” Iron deficiency causes hair loss by affecting hair differentiation and cycling.
January 2014 in “Astrocyte” Some drugs may cause hair loss in women.
January 2003 in “Postgraduate medicine” The article concludes that hair loss has many causes and treatments, with medication options like finasteride and minoxidil for men, and minoxidil, hormones, or iron for women, while warning against unproven remedies.
July 2012 in “Hair transplant forum international” Lifestyle choices like stress, smoking, heavy drinking, sun exposure, and chemical hair treatments might speed up hair loss in people with androgenetic alopecia.
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.
January 2022 in “Indian journal of dermatopathology and diagnostic dermatology” Women with diffuse hair loss often have lower iron and vitamin D levels, but their thyroid function is typically normal.
25 citations
,
August 2016 in “Journal of Cosmetic Dermatology” The marine complex supplement significantly improved hair growth in men with thinning hair without adverse effects.