Concentrated Retinol Serum 3

It is the third step of the Retinol step system. It contains a very high dose of vitamin A in the most active form allowed in cosmetics, i.e. retinol. The serum helps to normalise, refine and improve the skin’s appearance.
You can start with this additional stage of the vitamin A ladder when your skin is already used to the Concentrated Retinol Serum 2.