EXPRESS Body Tanning Milk SPF30 by Anne Möller. Body tanning milk with high sun protection factor SPF30. Protects and accelerates skin tanning. It has an immediate action system that stimulates the action capacity of the tyrosinase enzyme, which is responsible for the production of melanin. This speeds up the natural process of tanning. Apply before sun exposure and repeat frequently, especially after sweating, bathing, or drying.