Its creamy texture doesn't seem like a serum, but it is. And it's very powerful, like all the products from this German brand.. Vitamin A Serum It is a serum of vitamin A (retinol), the most sought-after ingredient in cosmetics for its properties against premature skin aging. It is an essential component of TetCode4, the great scientific discovery of this doctor. Read the brand information of Prof. Dr. Steinkraus and find out what this patent is and its benefits.
Why is vitamin A so great? Because allows collagen to continue working, so the skin can breathe a sigh of relief and maintain its natural beauty. This serum is formulated for all skin types that want to feel elastic, beautiful and firmer.