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L-ascorbic acid 20% off DI Water left 40% wrongly posted as a prototype, actually used 20%.

No, just use it for both face and body. After finding out that it is a powder stain, just use the face mask. It is a clear liquid gel, no sediment, mix and store in the refrigerator. Please let me know more. The gel that spills on the side of the bottle during use When it dries, it crystallizes like...

The proportion is as follows. DI Water 45% L-ascorbic acid 15% Ethoxydiglycol 20 % Propylene Glycol 20% AnyGel , once viscous, mix in a brown plastic bottle and measure Ph value at 3-3.5. Go to the first round normally. But this time after applying for a while until the serum is dry. Will leave a wh...