Dimethylpolysiloxane (also called polymethylsiloxane or dimethylpolysiloxane) is a silicon-based polymer used as a lubricant and conditioning agent.
- Used in many cosmetic and hygiene products like nail polish, conditioners, make-up, contact lens solutions, sunscreens, deodorants, and shampoo.
- It functions as an anti-foaming agent, skin conditioning agent, occlusive and skin protectant.
- The Cosmetic Ingredient Review‘s (CIR) Expert Panel, has concluded that dimethicone and related polymers are “safe as used in cosmetic formulations.
Source: Drugs.com, https://www.drugs.com/inactive/dimethylpolysiloxane-309.html