Polysorbate 80, also known as tween 80, helps bind ingredients like oil and water to each other. It is made from polyethoxylated sorbitan (chemical compounds derived from the dehydration of sugar alcohol), ethylene oxide, and oleic acid, a fatty acid found in animal and vegetable fats. Polysorbate 80 is considered Vegan, Lactose Free, Gluten Free, Glutamate Free, BSE Free. It is a yellow/golden-colored viscous liquid used as an emulsifier or surfactant in foods, medicines, skincare products, vaccines, etc. It also acts as a surfactant in soaps and cosmetics.