The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
August 2024 in “Indian Journal Of Clinical Practice” A balanced diet and healthy lifestyle help manage PCOS symptoms.
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.
February 2019 in “Americanae (AECID Library)” Selenium and zinc deficiency in sheep leads to thyroid and skin problems.
October 2004 in “Kafrelsheikh Veterinary Medical Journal” Corn silage alone is not a balanced diet for buffalo calves.
August 2023 in “Physician's journal of medicine” Hashimoto thyroiditis is an autoimmune disease that can lead to an underactive thyroid and is treated with medication and sometimes diet changes or surgery.
19 citations
,
January 2019 in “International Journal of Trichology” Indian dermatologists recommend treating common hair loss with a balanced diet, stress reduction, mild shampoos, and sometimes minoxidil and supplements.
15 citations
,
January 2016 in “Przeglad Menopauzalny” Eating a balanced diet with specific nutrients is important for menopausal women to manage hair loss.
8 citations
,
January 2017 in “Elsevier eBooks” Certain nutrients can help keep skin healthy as we age.
January 2017 in “Springer eBooks” Eating a balanced diet with specific nutrients can help manage menopause symptoms and prevent related health issues.
Selenium's effectiveness in treating Hashimoto's thyroiditis is inconclusive.
71 citations
,
September 2007 in “Cancer” Prostate cancer prevention includes diet changes, supplements, and medications, with more answers expected soon.
October 2022 in “Research, Society and Development” Vitamins and minerals don't significantly affect hair loss treatment in patients with telogen effluvium.
October 1993 in “Proceedings of The Nutrition Society” Dietary choices, especially fat type, can influence health.
36 citations
,
January 2010 in “Human & experimental toxicology” Eating paradise nuts led to selenium poisoning, causing nausea, hair loss, and other symptoms in two women.
78 citations
,
December 2011 in “Clinical toxicology” Excessive selenium from a supplement caused toxicity but patients recovered with care.
22 citations
,
August 2019 in “Environmental research” Pseudomonas sp. T5-6-I bacteria increase selenium uptake in Brassica oleracea plants by 130%.
10 citations
,
April 2019 in “Environmental Science and Pollution Research” Eating selenium-rich rice improved antioxidant activity and signs of aging in mice.
7 citations
,
January 1995 in “Journal American Society of Mining and Reclamation” Excess selenium and sulfur in plants can harm animals, causing symptoms like hair loss and poor reproduction.
July 2025 in “International Journal of Pharmaceutical Sciences Review and Research” Balanced selenium intake from wheat is crucial for preventing hair loss.
20 citations
,
February 2013 in “Nutrition” Selenium-enriched green tea might be a safe prebiotic for gut health.
11 citations
,
April 2018 in “Nutrition Research” Chromium supplements don't help with weight loss or improve hormone and metabolism issues in people with polycystic ovary syndrome.
December 2025 in “Frontiers in Nutrition” Collagen supplements may improve skin, joints, and recovery, especially with added nutrients.
21 citations
,
September 2017 in “Journal of Obstetrics and Gynaecology Research” Chromium supplements don't improve insulin, hormone levels, or cholesterol in women with PCOS but raise testosterone levels.
16 citations
,
March 2007 in “The Veterinary clinics of North America. Food animal practice” Proper mineral supplementation in cow-calf operations prevents health issues and economic losses.
3 citations
,
November 2020 in “Curēus” A child's hair loss from alopecia areata was fully reversed in five months using diet and supplements.
11 citations
,
September 2007 in “Advances in therapy” INVERSION Femme supplement helped women lose weight, reduce hair loss, and improve skin and nail health.
June 2026 in “Ginekologia Polska” The iron supplement effectively improves iron levels and reduces symptoms with good tolerance.
11 citations
,
September 2012 in “Journal of animal physiology and animal nutrition” Higher protein diets with DL-methionine improve mink hair growth and fur quality.
September 2022 in “Research Square (Research Square)” Probiotics and synbiotics may help with PCOS symptoms, but more research is needed.