Cyclomethicone is a colourless, odourless, synthetic silicone oilthat's lightweight and silky. It's often used in cosmetics, such aslotions, creams, hair conditioners, body sprays, room sprays, perfumes, anddeodorants: Lotions and creams: Cyclomethicone can soften and smooth skin, andhelp carry oils and nutrients to the skin without leaving a greasy feeling.Hair conditioners: Cyclomethicone can condition hair. Body sprays and roomsprays: Cyclomethicone is often used as a base fluid. Perfumes anddeodorants: Cyclomethicone can carry fragrances or essential oils becauseit evaporates quickly and doesn't get absorbed by the skin beyond the upperlevel.