March 2014 in “CRC Press eBooks” Some nutrients and antioxidants may improve skin and hair health, but more research is needed to confirm these benefits.
June 2022 in “International Journal of Health Sciences (IJHS)” Micronutrient supplements significantly improved PCOS symptoms in women.
November 2024 in “PubMed” The supplement improved hair density and was safe to use.
November 2025 in “Quality in Sport” Collagen supplements improve skin, hair, and nails, especially with vitamin C and minerals.
1 citations
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May 2017 in “Asian journal of medical sciences” The dietary supplement significantly improved skin, nails, and hair in older adults.
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.
2 citations
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January 2020 Certain dietary supplements can improve hair health.
January 2026 in “Mendeley Data” January 2026 in “Mendeley Data”
2 citations
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January 2019 in “Elsevier eBooks” Biotin supplements are unnecessary for most people but may help with certain conditions like biotin deficiency, brittle nails, and some hair loss.
4 citations
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January 2020 in “Hair Therapy & Transplantation” Personalized nutrition is more effective for hair loss than generic supplements.
May 2013 in “DOAJ (DOAJ: Directory of Open Access Journals)” The multimodal microemulsion with minoxidil, diclofenac, and tea tree oil is more effective for hair growth than minoxidil alone.
GV-350 improves hair growth and quality of life in iron-deficient women without side effects.
Many people in Saudi Arabia use vitamin D supplements, but few experience toxicity, showing the need for professional guidance when taking these supplements.
research Iron
January 2014 in “Reactions Weekly” A woman had nausea and constipation from iron pills taken for hair loss due to low iron.
1 citations
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May 2021 in “Research journal of topical and cosmetic sciences” Muttaijow ComplexTM improved skin, hair, and nail health in middle-aged adults.
January 2026 in “Frontiers in Nutrition” Certain dietary supplements can improve hair density and are well-tolerated for treating androgenetic alopecia.
March 2024 in “CRC Press eBooks” Nutraceuticals can effectively manage hormonal imbalances and related health issues.
September 2021 in “Zenodo (CERN European Organization for Nuclear Research)” 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.
3 citations
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January 2016 in “Journal of cosmetology & trichology” Taking vitamins, minerals, and amino acids can improve hair strength and quality in people with Monilethrix.
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.
October 2021 in “Interfaces Científicas” Nutricosmetics for hair treatment often contain biotin, pyridoxine, zinc, and other nutrients, but more research and professional guidance are needed for their use.
1 citations
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January 2022 in “Journal of Cosmetic Dermatology” Taking oral vitamin D and applying topical minoxidil together can better treat female pattern hair loss than using either treatment alone.
1 citations
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August 2021 Instagram ads for skin, hair, and nail supplements often make broad health claims without clear ingredient information, and are not FDA-regulated.
April 2026 in “Journal of Cosmetic Dermatology” Hair growth supplements show promise, but more research is needed.
November 2015 in “Clin-Alert” Some medications and supplements can cause serious side effects, including hair loss, heart rhythm problems, liver injury, and other health issues.
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.
April 2024 in “International Journal of Chemical and Biochemical Sciences” Most young people in Saudi Arabia use cosmetic nutritional supplements for nutrient deficiencies and appearance, but more education on proper use is needed.