Hello, for members who have problems with shampoo in general. The team recommends mixing experiments. simplest by refraining from using multiple ingredients which will increase the risk Of irritation or allergic reactions are recommended as follows. 1.
Sulfate Free Shampoo Base (pH 7, Clear, Foaming) 25% 9.
กันเสีย Mild Preserved Eco™ (Ethylhexylglycerin) 1% 10.
น้ำกลั่น to 100% after mixing, leave it for at least 24 hours, the formula will thicken. myself then used Test if there is any itching or not. If not, in the future, you can gradually add other ingredients that you want.