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Undecylenic Acid

Our database includes 6 products that contain Undecylenic Acid.

You should know

What it is

Preservative

Concerns

Fungal Acne

Explained

Undecylenic Acid is an antifungal ingredient. It is a fatty acid. However, it is not as effective as newer fungal treatments.

There are mixed reports about how effective this ingredient is for treating Malassezia folliculitis. Most products containing this ingredient are formulated for other parts of the body, such as feet.

Surviving yeast can potentially feed off the fatty acid base of this ingredient, despite it being an antifungal treatment.

People also dislike: Lauric Acid, Oleic Acid, Linoleic Acid

Undecylenic Acid is a rare cosmetic ingredient, with about 0.0% of the products in our database containing it.

Community Stats

16 people from our community have liked or disliked this ingredient.

Users who dislike it 💔

Often have the following skin types:

Sensitive Combination

Usually have one or more of the following skin concerns:

Fungal Acne • Oiliness • Sensitivity • Acne

CosIng Data

  • CosIng ID: 38829
  • INCI Name: UNDECYLENIC ACID
  • INN Name: undecylenic acid
  • EC #:  203-965-8
  • Ph. Eur. Name: acidum undecylenicum
  • All Functions: Cleansing, Emulsifying, Preservative, Surfactant
What is CosIng?

CosIng is the European Commission database for information on cosmetic substances and ingredients.

SkinSort uses CosIng to source some of it's data on ingredient names and functions.