2 citations,
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.
7 citations,
July 2020 in “Pigment cell & melanoma research” RT1640 treatment reverses gray hair and promotes hair growth in mice.
28 citations,
December 2019 in “Skin appendage disorders” Some medications might reverse gray hair, especially those that reduce inflammation or stimulate pigment production, and vitamin B might help.
1 citations,
October 2018 in “InTech eBooks” Only minoxidil and finasteride are FDA-approved for hair loss, with other treatments available but less effective or with side effects.
3 citations,
September 1975 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Pigs can make some essential fats and don't need them all in their diet to grow and stay healthy.