If you like unique skincare ingredients, then you need to try Mastic. Mastic is an ingredient that’s been around for centuries and is starting to make its foray into the world of skincare. Keep reading to learn all about the benefits of Mastic in skincare! What is Mastic? Mastic, also known as Mastic Gum or ‘tears of Chios’, comes from the resin of the Pistacia lentiscus tree that grows on the Greek island of Chios. This ingredient has been a…