Collistar Smart Sun Protection Protective Drops. Collistar Cosmetics. The Made in Italy 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 rules were established: innovative products in both formulation and packaging, thorough testing of quality and effectiveness, and the manufacturing process must adhere to the highest scientific rigor.