emollient

Evening Primrose Oil

INCI: Oenothera Biennis Oil

What is it?

Evening primrose oil is cold-pressed from the seeds of the evening primrose plant. It's mostly linoleic acid (65-75%), with a smaller but notable amount of gamma-linolenic acid (GLA) at 9-11%. It's typically used in formulations targeting barrier support and sensitive or mature skin.

How is it used?

Use in the oil phase of a formula, ideally paired with an antioxidant since its polyunsaturated content is prone to oxidation.

Forms

Available forms and grades affect how this ingredient behaves and how it should be selected for a formula.

Appearance

Color, texture, and physical characteristics can vary between suppliers and product grades.

Usage rate

Recommended incorporation levels depend on product type, supplier guidance, and the intended result.

Why we use it

Formulators choose this ingredient for specific performance, sensory, and stability benefits.

Strengths and limitations

Its advantages, compatibility considerations, and practical tradeoffs should be weighed during development.

Alternatives and substitutions

Possible replacements depend on the ingredient's role, desired skin feel, and formulation system.

Storage and shelf life

Appropriate storage conditions help protect quality and performance throughout the ingredient's usable life.

Evening Primrose Oil

What is it?

How is it used?

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