KOH/ Potassium Hydrate/ Potassium Hydroxide/ Potash lye
A strong alkali, mainly used to adjust the pH value of products, in some cleaning products can be used as cleaning ingredients, if the concentration is too high, may cause skin irritation.
ref.
paulaschoice.com
cosdna.com
skin+ app的保養品成分標籤掃描功能,
可以幫助妳尋找含有控油成分的控油化妝水
(coming soon)