A soap solution is one of the substances that will emulsify fats.

Stir in the cream, lemon juice and hazelnut oil, and whisk to emulsify.

Rub lightly into dry skin, emulsify with warm water, remove with a wet flannel.

The gallbladder makes a substance called bile, which helps us emulsify fats from our diet.

Rub it into dry skin, emulsify with water until it becomes milky, and wash off.