PVP can be used in formulas. Can I use foundation or sunscreen? I want a waterproof function.
PVP can be used in formulas. Can I use foundation or sunscreen? I want a waterproof function.
hello
It depends on the nature of the formula. Because PVP is a water soluble film former, if it is an oil in water emulsion it can be used, but if it is a Water in Oil emulsion it may not be suitable. Please use a Water in Oil emulsion and recommend an oil soluble film former instead.