What is Cysteine hair treatment?
Straightening iron, curler, harsh chemicals and exposure to sunlight can leave your hair dry, weak, frizzy and unmanageable. Developed by US-based Amazon Series, Cysteine Complex Curl Softening Treatment (commonly known as cysteine hair treatment) is a recent, all-natural hair treatment program that repairs dull and frizzy hair to create a shiny, smooth, straight, celebrity-like look. …