The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
November 2023 in “Elsevier eBooks” Vitamin D affects many body functions and its interaction with microRNAs could help treat related diseases.
January 2024 in “Ageing & longevity” Good nutrition and essential trace elements like zinc, selenium, and iron are important for a strong immune system and reducing COVID-19 severity.
8 citations
,
January 2017 in “Elsevier eBooks” Certain nutrients can help keep skin healthy as we age.
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Certain nutrients can improve skin health and treat skin problems safely.
4 citations
,
January 2022 in “OAlib” Antioxidants might help with Long Covid by addressing oxidative stress and nutrient imbalances.
7 citations
,
May 2021 in “Dermatologic Clinics” Nutraceuticals like Ashwagandha and Astaxanthin may help with hair loss, but supplement regulation is challenging.
September 2019 in “PubMed” The conclusion suggests using a science-based, multi-targeted treatment for hair loss instead of just biotin.
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.
October 2025 in “Diseases” Women with hair loss often have deficiencies in iron, vitamins, minerals, and lower thyroid function, suggesting the need for nutritional and hormonal treatment.
November 2024 in “PubMed” The supplement improved hair density and was safe to use.
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.
3 citations
,
July 1992 in “Clinics in Dermatology” Vitamin D helps regulate calcium levels in the body.
1 citations
,
November 2011 in “Dermatologica Sinica” Women using hair relaxers with alopecia had lower zinc levels, suggesting zinc deficiency might contribute to hair loss.
April 2018 in “Journal of Investigative Dermatology” The supplement improved hair growth, strength, and moisture.
1 citations
,
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
,
July 2025 in “Frontiers in Pharmacology” FMH foods may help manage post-acute COVID-19 symptoms safely and easily.
98 citations
,
October 2012 in “Dermatologic Clinics” Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.
June 2012 in “한국생활과학회지 = Korean journal of human ecology” The supplement reduced hair loss and increased hair thickness without side effects.
January 2019 in “Frontiers in neurology” A nutrition program improved a young woman's concussion symptoms.
1 citations
,
July 2012 in “EFSA journal” KF2BL20 does not have proven benefits for maintaining normal hair.
January 2011 in “Springer eBooks” Eating a balanced diet with the right vitamins and minerals is important for healthy hair, but too many supplements can be harmful.
1 citations
,
October 2022 Antioxidants might help manage Long Covid by addressing oxidative stress and nutrient imbalances.
1 citations
,
February 2017 in “MOJ bioequivalence & bioavailability” Treating hair loss effectively may require a multi-sided approach, using different treatments together, and topical treatments could be more effective and safer than oral ones.
87 citations
,
January 1996 in “Journal of cellular biochemistry” Over 30 potential cancer prevention treatments are being tested, with some showing promise in early research.
May 2026 in “Journal of Cosmetic Dermatology” The supplement improved hair growth and reduced hair loss effectively.
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.
3 citations
,
February 2017 in “The American journal of medicine” A woman's heart failure improved after she added vitamins and changed her diet from only cheese chips and cake.
14 citations
,
November 2021 in “Nanoscale” The research shows how a specially structured nanoemulsion delivers vitamins A and E through the skin.
1 citations
,
April 1977 in “Munich Personal RePEc Archive (Ludwig Maximilian University of Munich)”