Selenium can be toxic to animals, causing serious health issues, especially in horses.
78 citations,
December 2011 in “Clinical toxicology” Excessive selenium from a supplement caused toxicity but patients recovered with care.
12 citations,
June 2023 in “Journal of trace elements in medicine and biology” Eating too much selenium can cause bad breath, hair loss, and nail changes, with harmful effects starting at low daily doses.
30 citations,
January 2023 in “EFSA journal” Adults should not consume more than 255 micrograms of selenium per day to avoid risk of hair loss and other side effects.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
134 citations,
December 2018 in “Dermatology and Therapy” Some vitamins and minerals like vitamin D and iron can help with certain types of hair loss, but more research is needed for others.
2 citations,
January 2023 in “Pharmaceuticals” Natural products and phytochemicals may help with hair regrowth, but more research is needed.
14 citations,
January 2004 in “Journal of Biochemical and Molecular Toxicology” Mustard gas exposure causes hair loss, but treating with N-acetylcysteine can prevent it.
58 citations,
March 2013 in “Human Reproduction Update” Products should be called 'sperm-safe' only after thorough, well-designed tests.
4 citations,
September 2014 in “Elsevier eBooks” Use some skin medications with caution during pregnancy; avoid strong steroids, certain eczema treatments, and systemic retinoids, but many topical treatments and nasal sprays are safe.
3 citations,
June 2004 in “Alternative and Complementary Therapies” The document concludes that hair loss is influenced by genetics and other factors, and while treatments like finasteride can help, they have limitations and side effects.
July 2021 in “Research Square (Research Square)” Semecarpus anacardium leaf extract fights breast cancer and extends survival in mice.
67 citations,
April 2007 in “Journal der Deutschen Dermatologischen Gesellschaft” Shampoos are designed to clean and improve hair and scalp health, with specific ingredients for different hair types and conditions.
6 citations,
March 2011 in “Experimental Dermatology” Too much or too little selenium in the diet can cause hair loss and graying in mice.
47 citations,
May 2021 in “Polymers” Jojoba oil is highly valued for its diverse medicinal and industrial uses.
27 citations,
September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
January 2019 in “Springer eBooks” Some chemicals and drugs can cause hair loss, which usually grows back after stopping the treatment.
31 citations,
January 2017 in “Phytotherapy Research” Ziziphus jujuba Mills may have health benefits, but more research is needed to confirm its safety and effectiveness.
11 citations,
November 2015 in “Journal of Functional Foods” Hibiscus petals improved blood sugar and stress responses in diabetic rats.
2 citations,
September 2019 in “South Asian research journal of pharmaceutical sciences” Heavy metals in personal care products can cause serious health issues like cancer and hair loss.
77 citations,
July 2020 in “Journal of the European Academy of Dermatology and Venereology” Environmental factors, hormones, nutrition, and stress all significantly affect skin health and aging.
October 2017 in “Springer eBooks” A thorough initial check-up is essential before sperm banking to ensure the best chance of preserving good quality sperm.
96 citations,
September 2017 in “Analytica Chimica Acta” Hair elemental analysis could be useful for health and exposure assessment but requires more standardization and research.
84 citations,
April 2005 in “Dermatologic Clinics” Treatments for melanin disorders exist, but more effective options needed.
38 citations,
June 2018 in “Archives of Toxicology” Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.
8 citations,
May 2017 in “Current traditional medicine” Stinging nettle has compounds that help with joint pain, arthritis, and prostate issues.
7 citations,
December 2008 in “Expert Review of Dermatology” The document concludes that various childhood hair and nail disorders exist, some may improve on their own, and advances in genetics and immunology could enhance treatment and counseling.
4 citations,
December 2022 in “Frontiers in cell and developmental biology” Zebrafish larvae are used to study and find treatments for ear cell damage because they are easier to observe and test than mammals.
3 citations,
November 2020 in “Biological Trace Element Research” Men with hair loss may lack zinc, copper, and vitamin D; supplements could help.
2 citations,
January 2014 in “Springer eBooks” The book details skin conditions in older adults, their link to mental health, cancer treatment importance, hair loss remedies, and managing autoimmune and itchy skin.