Well it's supposed to!!
Bio oil? Bio oil is from the heating of an organic material to a high temperature and low oxygen situation while under high pressure. Bio oil can be refined just like light sweet crude. Sounds like some company has started using that name for something other than its true meaning, and it has nothing to do with Fischer Troephe.
If you have active acne than it could make it worse. Its got tons of chemicals too. It best to use natural oil like Rosehip oil, but only put on a tiny amount on your acne scars.
A couple friends swear by it. Certainly couldn't hurt.
not sure but you can run a truck on it with a little mod