Collistar Make-up Removing Micellar Milk. Collistar Cosmetics. The Italian cosmetics brand Collistar was established as a subsidiary cosmetic company through the division of an Italian pharmaceutical company. From 1982 to 2006, Collistar's cosmetics evolved until clear guidelines were established: innovative products in both composition and packaging, thorough testing of quality and effectiveness, and the manufacturing process must adhere to the highest scientific rigor.