Hyaluronic acid enriched with pure active modulators of Sirtuins that increases the average life of the skin. Purissimo Plus SerumĀ offers much more than a superficial fix of the marks of time. This highly accurate serum profoundly changes wrinkles. The formula fills in wrinkles and increases the longevity of the skin. It forms a film on the surface of the skin which is able to interact in terms of humidity, optimizing the effectiveness of moisturizing cream.