98 citations,
November 2002 in “Contact Dermatitis” Many people had severe allergic reactions to a common hair dye ingredient, causing them to seek medical care and miss work.
February 2024 in “BioMetals” Heavy metals like arsenic, cadmium, and lead can increase cancer risk and worsen outcomes.
4 citations,
December 2021 in “Pharmacological Reports” Metformin is less effective in men with early-onset hair loss.
June 2023 in “International journal of molecular sciences” Heat stress changes goats' skin and hair at the microscopic level and affects their genes and skin bacteria.
6 citations,
June 2019 in “Skin Research and Technology” Finasteride works for hair loss by maintaining existing hair follicles, not reversing miniaturization.