True
1
b6eb977c-b2b7-49a8-a301-0e1f1b273f91

ammonium hydroxide

Rating:
Average
Clear, colorless liquid used in cosmetics to adjust a product’s pH. Ammonium hydroxide is synthetic and sometimes used instead of sodium hydroxide to maintain an acidic pH in AHA (alpha hydroxy acid) or similar exfoliant products. The small amounts used in cosmetics are not considered sensitizing on skin. See sodium hydroxide

«Back to Ingredient Dictionary

About the Experts

Paula Begoun is the best-selling author of 20 books about skincare and makeup. She is known worldwide as The Cosmetics Cop and creator of Paula’s Choice Skincare. Paula’s expertise has led to hundreds of appearances on national and international radio, print, and television including:

View Media Highlights

The Paula's Choice Research Team is dedicated to busting beauty myths and providing expert advice that solves your skincare frustrations so you can have the best skin of your life!

Skip to Top of Page
https://www.mcafeesecure.com/RatingVerify?ref=paulaschoice.com
[{"Key":"SpecialOffers","Name":"SpecialOffers","BrontoID":"0bbf03e9000000000000000000000000ead0","Label":"Web Specials & Daily Deals","DisplayDescription":"","DisplayRestrictions":"","Value":null},{"Key":"SpecialOffersLessFrequent","Name":"SpecialOffersLessFrequent","BrontoID":"0bbf03e90000000000000000000000012122","Label":"Web Specials","DisplayDescription":"","DisplayRestrictions":"Less Frequent","Value":null},{"Key":"BeautypediaExclusives","Name":"BeautypediaExclusives","BrontoID":"0bbf03e9000000000000000000000000eace","Label":"Beauty Exclusives","DisplayDescription":"Expert Advice Newsletter ","DisplayRestrictions":"twice a month","Value":null},{"Key":"BeautypediaUpdates","Name":"BeautypediaUpdates","BrontoID":"0bbf03e9000000000000000000000000ead1","Label":"Beautypedia Updates","DisplayDescription":"New reviews on Beautypedia ","DisplayRestrictions":"twice a month","Value":null}]
1

NEVER RUN OUT AGAIN

Paula’s Choice Auto Delivery is a quick and convenient way to make sure you never run out of your favorite products again. Just select the products you can’t live without, choose how often you’d like them delivered and we’ll take care of the rest.

Get 10% off your first order when you sign up today.