Cosmetics Formulation Development

Order Sodium Cocoyl Isethionate , I would like to ask if we want to make a light pink powder, how to mix the colors? and what kind of color enough to be used The color will not smudge after dissolved in water, thank you.

Hello, use สีละลายน้ำ by adding it to the powder. and blend well (recommended to use หม้อบดผงแบบปิดฝา )