Cosmetics Formulation Development

I want to make my own sap. Can you mix like this? Galactomyces 50% Bifida ferment 10% Licochalcone A 1% Dmi 3% Water 1.All these ingredients can be mixed. can we get together 2. Can they be mixed without heating? 3. Do I have to mix other substances such as สารกันเสีย ? สารกันเสีย สารนำพา to be absorbed into the skin Other Thanks in advance

[quote="graiwit.m"]I would like to make my own water. Can you mix like this? Galactomyces 50% Bifida ferment 10% Licochalcone A 1% Dmi 3% Water 1.All these ingredients can be mixed. can we get together 2. Can they be mixed without heating? 3. Do I have to mix other substances such as สารกันเสีย ? สารกันเสีย สารนำพา to be absorbed into the skin Other Thanks in advance