Hair is a remarkably tough material but over time abuse can wreak havoc with its natural properties. The hair becomes weakened, loses its elasticity and shine and becomes dull, brittle and eventually breaks. Hair is composed primarily of proteins (88%). These proteins are of a hard fibrous type known as keratin. Keratin protein is comprised of what we call "polypeptide chains". Hair normally has a moisture content of approximately 10%. Dry hair is hair that does not have enough
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