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Neutral
cleansing emulsifying opacifying surfactant

Arachidic Acid

Characteristics

INCI
Arachidic Acid
CAS
506-30-9
EC
208-031-3
IUPAC
Icosanoic Acid
Functions
cleansing, emulsifying, opacifying, surfactant

Для кого подходит

Skin Type
▲ Dry ▲ Normal ▲ Sensitive
Face Concern
▼ Acne ▲ Hydration ▲ Barrier Repair
Body Concern
▲ Dryness
Hair Concern
▲ Hydration ▲ Scalp Health
Application Area
▲ Face ▲ Body ▲ Hair ▲ Scalp

Description

Arachidic Acid is a naturally occurring fatty acid found in plant oils and animal fats, and in cosmetics it’s usually used as a texture helper rather than a star active. It belongs to the family of long-chain saturated fatty acids, which means it’s solid and waxy at room temperature. In formulas, it can help thicken products, improve slip, and support a smoother, more stable feel on skin or hair.

For skin care, arachidic acid is mainly valued for its emollient and structuring roles: it can make creams, balms, and cleansers feel richer and less watery. In hair products, it may contribute to a more conditioned, coated feel and help formulas spread more evenly. People who like creamy, cushiony textures or richer products may appreciate it, especially in body care and lip care.

Caveat: arachidic acid is not typically used as a treatment ingredient, so it won’t target concerns like acne, pigmentation, or wrinkles on its own. It’s generally well tolerated in cosmetics, but as with any ingredient, individual sensitivity is possible. If you’re choosing products, think of it as a behind-the-scenes support ingredient that helps the formula feel better and perform more consistently.

Found in products (676 total)

Hair
Face Care
Synonyms
12-Ketostearic ~ Arachidic Acid Arachidic Acid (Emulsifying Agent) Arachidic Acid (Emulsifying Agents) Arachidic Acid*