Fingernails and hair are dead skin cells that have undergone
Keratinization. Keratin that has solidified essentially. Keratin is
made up of a family of proteins.
Faith is not about having all the answers, but learning to ask the right questions.
Chat with Ezra
Jordan
Looking for a career mentor? I've seen my fair share of shake-ups.
Chat with Jordan
More answers
Fingernails are made of a protein called keratin, which is an organic compound. Keratin is produced by cells in the body and contributes to the structure and strength of nails.