Should you switch to ammonia free hair colour? What Does Ammonia Do In Hair Dye
Concerned that ammonia-free hair colour isn't as high-performing as classic hair colour? We debunk those myths with the launch Ammonia is often used in hair dyes to open the hair cuticle, but it can be harsh—especially for sensitive scalps. That's why NoGrey Following -my hair is just starting to grow back after chemo and I'm happy to have hair again, but there's too much gray ! I want to color ...