Thioglycolic Acid 99% from China is a strong organic acid that contains a thiol functional group. It finds applications in different industries, including cosmetics and personal care. In the cosmetic industry, thioglycolic acid is used in hair products, particularly in hair perms and hair straightening treatments. It breaks the disulfide bonds in the hair, allowing it to be reshaped and styled. Thioglycolic acid is also used in certain chemical processes, such as in the synthesis of various chemicals and as a reducing agent in certain reactions.