Octyl Stearate, also called Ethylhexyl Stearate, is a yellow, oily substance.
- Used as an oil component for emulsions, bath oils, and as a solvent for active substances in cosmetics. Stearate esters are used most frequently in the formulation of eye makeup, skin makeup, lipstick and skin care products.
- Octyl Stearate is an emollient: it gives skin a soft and smooth appearance while preventing water loss.
In addition, it is also a thickening agent.
- Octyl Stearate could cause breakouts in some people.
Source: TruthinAging, https://www.truthinaging.com/ingredients/ethylhexyl-stearate