The TCA acid can penetrate quite far. It is considered a medium depth peel due to the fact that with multiple layers, it can reach down into the epidermis and even a bit into the upper Papillary dermis. This is beneficial for many skin issues such as pigmentation, fine lines and scarring, since they tend to run as deep. Regular hydroxy acids can not penetrate past the Stratum Corneum, so they are considered more of a Superficial peel, very superficial peel, or just an Exfoliation.
Hello, makeup lovers! In the photo below you can see how my PRO 15 Color Corrector Palette looks! Pretty cool, right? But what to do with it when you don't know how to use it? A friend of mine asked me yesterday "What should I do with so many colors.. like purple, green?!!" Confusing. But, this got me inspired to write an article about HOW TO USE COLOR CORRECTORS .