Oleic acid is a natural, monounsaturated omega-9 fatty acid found in many plants, including grape seed and olives.

What is the primary source of oleic acid?

The primary source of oleic acid is olive oil.

What are the skin benefits of oleic acid?

Oleic acid has improved skin calming abilities when combined with other lipids, reducing signs of dryness and sensitivity. It also enhances penetration of other ingredients naturally present in plant oils or in skincare products.

How is oleic acid used in cosmetics?

Oleic acid is used as a cleansing agent and texture enhancer in cosmetics. It helps to preserve the effectiveness of delicate ingredients and contributes to the stability of formulations.

What are the potential effects of applying oleic acid on its own or as olive oil to the skin?

Research has shown that topical application of oleic acid on its own or as olive oil can disrupt the skin's barrier. This effect can be undesirable unless blended with other fatty acids and skin-beneficial ingredients.

What are the functions of oleic acid in skincare products?

Oleic acid serves as an emollient and moisturizing ingredient, enhancing skin hydration and improving the skin's barrier function. It provides a smooth and soft texture to creams, lotions, serums, and lip balms.

What is the chemical formula of oleic acid?

The chemical formula of oleic acid is C18H34O2.

Where does oleic acid come from?

Oleic acid is primarily obtained through the hydrolysis or saponification of natural oils that contain high levels of oleic acid, such as olive oil or sunflower oil.

Is oleic acid safe for use in cosmetics?

Oleic acid is considered safe for use in cosmetics when used in accordance with regulations and industry standards. However, some individuals may be sensitive or allergic to oleic acid, so a patch test is advisable before using products containing this ingredient.

What are the different applications of oleic acid in hair care?

Oleic acid works as a conditioning agent in hair care products, providing smoothness and manageability to the hair. It helps seal moisture in the hair shaft, preventing dryness and frizz, and improves hair texture and shine.

CAS 112-80-1 Oleic Acid - Carboxyl / Alfa Chemistry

Name: Oleic Acid
SKU: ACM112801-2
Rating: 5 (1 reviews)

Catalog Number	ACM112801-2
CAS	112-80-1
Structure
Description	Oleic acid (distilled) is an unsaturated omega-9 fatty acid. It is used as an emollient, moisturizer and co-emulsifier in cosmetic formulations. Solubilizing agent in aerosol products. HLB 15.
IUPAC Name	(Z)-octadec-9-enoic acid
Synonyms	9-cis-Octadecenoicacid
Molecular Weight	282.46
Molecular Formula	C18H34O2
Canonical SMILES	CCCCCCCC/C=C\CCCCCCCC(=O)O
Inchi	InChI=1S/C18H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h9-10H,2-8,11-17H2,1H3,(H,19,20)/b10-9-
InChIKey	ZQPPMHVWECSIRJ-KTKRTIGZSA-N
Boiling Point	360 °C
Melting Point	13-14 °C (lit.)
Flash Point	133 °F
Purity	98%
Density	0.89 g/ml
Solubility	Oil-soluble
Appearance	Pale yellow liquid, faint odor
Application	Skin and hair care products, color cosmetics
Storage	Store light-protected at a cool and dry place
Physical State	Liquid
Refractive Index	n20/D 1.377(lit.)