Biotin, or Vitamin B7, is a water-soluble vitamin that’s essential for keeping our hair, skin, and nails healthy. It plays a key role in creating keratin, a protein that forms most of our hair.
Biotin, or Vitamin B7, is a water-soluble vitamin that’s essential for keeping our hair, skin, and nails healthy. It plays a key role in creating keratin, a protein that forms most of our hair.