Bleach - Dissolve Hair

Hair is primarily composed of , a tough protein held together by disulfide bonds. Chemically, hair is slightly acidic. Household bleach, which typically contains sodium hypochlorite , is a powerful base (alkaline). When these two meet, a neutralization reaction occurs:

Hair is composed primarily of keratin, a fibrous protein containing long chains of amino acids with strong disulfide bonds (sulfur-sulfur bonds). Bleach is an oxidizing agent. It degrades hair by: bleach dissolve hair