It makes your hair curly, is an additive in bread and one of the 599 additives in cigarettes, and can be made by transgenic sheep. It’s cysteine.
It’s also the active ingredient in anti-cancer chewing gum.
It makes your hair curly, is an additive in bread and one of the 599 additives in cigarettes, and can be made by transgenic sheep. It’s cysteine.
It’s also the active ingredient in anti-cancer chewing gum.