I would like to learn about the substances used in the sunscreen formula and the color used in the foundation formula. Because we are interested in developing a formula for sunscreen and foundation in many shades. Focus on gentle substances, do not add
แอลกอฮอล์ ซิลิโคน or a substance that does not cause acne and clogs. Now developed a sunscreen formula ordered from the company myskin using the substance
Tris-Biphenyl Triazine as
สารกันแดด put 10% in the formula but When applied on the skin will be a little difficult to blend Not very slippery What substance can we modify? Then it will develop into a formula for various shades of foundation. Just have a look at the website. Can't decide which color to use? what color Please advise on the color used in the development of foundation formula. thank you very much