NaOH/ sodium hydroxide
A strong base, added in small amounts in cosmetics to adjust the pH of the product. It can be used as a cleaning ingredient in some cleaning products. High concentrations of sodium hydroxide can cause severe 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乳霜
(coming soon)