The Hair Loss Encyclopedia
nonionic surfactant used to mix oil and water
Polysorbate 20, also known as Tween 20, is a nonionic surfactant and emulsifier commonly used in cosmetics, pharmaceuticals, and food products. It helps to mix oil and water-based ingredients, ensuring a stable and homogenous product. In the context of hair care, it can be found in shampoos and conditioners to improve texture and spreadability.