Cosmetics Formulation Development

want to know how much is used penetration enhancer of the attached message. Are all the substances attached to it soluble in water or not?

Hello Polysorbate 20 is not classified as penetration enhancer , some ingredients only as you asked. can be classified as penetration enhancer , all of them according to the list that the member asks. Can be dissolved in water Members can inquire about the properties. including thawing and usage rate directly from the web page which will have complete information on all items