Collistar. INTENSIVE ULTRA-RAPID SUPERTANNING TREATMENT. A true tan activator, this revolutionary sun product accelerates an increases the natural production of melanin, thanks to the combination of Unipertan with oleoyl tirosine, beta-carotene and carrot extract. It guarantees an intense moisturizing and anti-age action. Recommended for use whit UV-A lamps to boost their tanning effect. Used several days before exposure, it prepares the skin for the sun.