Physical exfoliants are one of the most hotly debated skincare tools out there. It's important to know what you're dealing with. Some can be your best friend, and some you should stay as far away from as possible.

Damyan Nikolov is a host, entrepreneur and a skincare formulator. He is the founder of Open Formula - clinical skincare for every budget. Check it out at https://www.openformula.com

Ask him anything at [email protected] or on Instagram @damyannikolov