Which substance can we use to create a serum texture? want to be clear (If you want to have color, can I add mica color?) Can I have the ratio in the amount of 1000 ml? Thank you.
Hello, I would like to introduce members to study the basics of creating creams, gel textures, serum textures, including how to calculate the ratio from มือใหม่กรุณาอ่านที่นี่