SkinAtlas
Ingredient library / Arachidic Acid
Barrier support ingredient

Arachidic Acid

A C20 saturated fatty acid naturally occurring in peanut oil, fish oils, and skin lipids, used as an emollient and barrier-supportive ingredient in skincare formulations.

Also known as: eicosanoic acid, icosanoic acid, c20 fatty acid

emollientbarrier-supportskin-conditioning

Benefits

  • ✓Replenishes skin lipids as a long-chain fatty acid
  • ✓Contributes to barrier integrity alongside ceramides and cholesterol
  • ✓Provides emollient softening of the skin

Watch for

  • ⚠May be comedogenic for some skin types at high concentrations
At a glance
CategoryBarrier support
IrritancyLow–moderate
Beginner-friendlyYes
In your routine

Generally well-tolerated and easy to layer.

Found in 6 products
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Products with Arachidic Acid

Wonder Releaf Centella Cream Fragrance-FreeMoisturizer
Purito SEOUL
Wonder Releaf Centella Cream Fragrance-Free
Atobarrier 365 LotionMoisturizer
Aestura
Atobarrier 365 Lotion
Wonder Releaf Centella Cream UnscentedMoisturizer
Purito SEOUL
Wonder Releaf Centella Cream Unscented
Dual Barrier Skin Wearable CreamMoisturizer
Celimax
Dual Barrier Skin Wearable Cream
Calming Moisture Barrier CreamMoisturizer
Pyunkang Yul
Calming Moisture Barrier Cream
Atobarrier 365 CreamMoisturizer
Aestura
Atobarrier 365 Cream