1. Yes 2. About 1 year 3. Stop using for about It's been 8 months now. 4. Oily face, allergic, acne. 5. Most of them are pimples. สิวอุดตัน and also inflamed acne. 6. 22 years old
I want to make a formula vit c 10 % using Ethyl Ascorbic acid and put Allantoin irritation. Is it possible to do this? Is there a big difference between 5% and 10%?
Licochalcone A It has oil-reducing properties on the skin as well. If our serum contains oil. Will it affect anything? For example, Licochalcone A to reduce the oiliness in the serum /to catch with the oil in the serum /lose that feature, etc.
DISTILLED / INFUSED WATER eg Rose Water , Lavender Water Question 1. If you add to cream It is classified as a cream that is put น้ำหอม ? น้ำหอม or not. Can it be classified as an oil free serum?