Hello , I ordered the Retinal Serum to use. The color is quite yellow and sticks to my face a lot. What substances can we add to the formula? to help reduce color Is it convenient to use?
thank you
Hello , I ordered the Retinal Serum to use. The color is quite yellow and sticks to my face a lot. What substances can we add to the formula? to help reduce color Is it convenient to use?
thank you
hello
This is because Retinal has a natural color that is quite dark yellow. It may be difficult to avoid.