If you have naturally frizzy hair, you have probably heard of keratin treatments, also known as the "Brazilian blowdry." For many women with unmanageable hair, keratin is the key to keeping it smooth, shining, and manageable for styling. Keratin hair treatments, also known as a "wonder treatment," is what allows women to wear and style their hair in ways they never could before. Professional keratin hair treatment is one of the most popular hair treatments all over the world. But, before you be...