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

Ingredient Dictionary

Good

acrylates/C10-30 alkyl acrylate crosspolymer

See film-forming agent

Categories: Film-Forming/Holding Agents

Good

acrylates/dimethicone copolymer

A silicone-enhanced film-forming agent. Also functions as a binding agent so products adhere better... Read More »

Categories: Silicones, Film-Forming/Holding Agents

Good

acrylates/steareth-20 methacrylate copolymer

A synthetic polymer that blends stearth-20 with one or more forms of methacrylic acid. Functions as... Read More »

Categories: Thickeners/Emulsifiers

Average

Actaea racemosa

See black cohosh

Categories: Plant Extracts

Good

active ingredient

The active ingredients list is the part of a cosmetic, drug, or pharmaceutical ingredient label... Read More »

Categories: Sunscreen Actives, Miscellaneous

Best

adapalene

Read More »

Best

adenosine

Adenosine is a yeast-derived ingredient that plays an important role in many bodily processes. Read More »

Categories: Skin Restoring, Skin Soothing

Best

adenosine triphosphate

An organic compound from adenosine, which is formed by the hydrolysis of yeast nucleic acids. All... Read More »

Categories: Skin Soothing, Skin Restoring

Good

adipic acid/neopentyl glycol/trimellitic anhydride copolymer

A synthetic polymer. Read More »

Categories: Film-Forming/Holding Agents

Poor

advanced glycation endproduct

Advanced glycation endproducts, also known as AGEs, are caused by the body's major fuel source,... Read More »

Categories: Miscellaneous

Poor

Aerocarpus santalinus

Read More »

Categories: Fragrance: Synthetic and Fragrant Plant Extracts, Plant Extracts

Good

Aesculus hippocastanum

See horse chestnut extract

Categories: Plant Extracts, Skin Soothing

Good

agar

See algae

Categories: Emollients, Thickeners/Emulsifiers, Antioxidants, Plant Extracts

Poor

AGE

See advanced glycation endproduct

Categories: Miscellaneous

Average

Agrimonia eupatoria leaf extract

Research shows this plant extract has antioxidant properties.... Read More »

Categories: Plant Extracts, Antioxidants

Best

AHA

AHA is the acronym for alpha hydroxy acid, which is derived from various plant sources or from milk. Read More »

Categories: Leave-On Exfoliant

Good

Ahnfeltia concinna extract

See algae

Categories: Emollients, Antioxidants, Thickeners/Emulsifiers, Plant Extracts

Good

ahnfeltia extract

See algae

Categories: Plant Extracts, Antioxidants, Thickeners/Emulsifiers, Emollients

Good

alanine

See amino acid

Categories: Antioxidants

Good

Alaria esculenta

See algae

Categories: Emollients, Plant Extracts, Antioxidants, Thickeners/Emulsifiers

Poor

albumin

Found in egg white, and can leave a film over skin. It can constrict skin temporarily, which can... Read More »

Categories: Film-Forming/Holding Agents

Poor

alcloxa

More technically known as aluminum chlorhydroxy allantoinate, alcloxa has constricting properties... Read More »

Categories: Miscellaneous

Average

alcohol

A group of organic compounds that have a vast range of forms and uses in cosmetics. In some benign... Read More »

Categories: Emollients, Sensitizing, Surfactants/Detergent Cleansing Agents, Absorbent

Best

Aleurites moluccana seed oil

See kukui nut oil

Categories: Antioxidants, Plant Extracts

Best

alfalfa extract

Can be an antioxidant in skincare products… Read More »

Categories: Plant Extracts, Antioxidants

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About the Experts

Paula Begoun is the best-selling author of 20 books on skin care and makeup. She is known worldwide as the Cosmetics Cop and creator of Paula's Choice. Paula's expertise has led to hundreds of appearances on national and international television including:

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The Paula's Choice Research Team is dedicated to busting beauty myths and helping you solve your skincare frustrations with research-supported expert advice—so you'll have the facts you need to take the best possible care of your skin.

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