An anhydrous base composition including a branched hydrocarbon base oil having 9-16 carbon atoms and a viscosity adjusting agent suitable for use in the formulation of a cosmetic composition and which is compatible with a variety of capsule technologies. Also described is a storage stable anhydrous fill formulation compatible with a variety of different capsule technologies and which includes an anhydrous base composition including a base oil and a viscosity adjusting agent, as well as one or more UV components such as UV filters and, optionally, one or more UV defense boosters. Soft capsule formulations containing UV filters are also disclosed. The soft capsule formulations may include a soft capsule shell and an anhydrous fill material within the shell, which, when dispensed, provides a film including one or more sun protection ingredients.