Barrier

Castor Oil

INCI · Ricinus Communis Seed Oil

Revelika safety grade

Overview

A thick, sticky plant oil high in ricinoleic acid used as an emollient and film-former that gives slip and shine in balms and cleansers. It is strongly occlusive.

Who it's for

Dry skin and cleansing balms; often used on lashes and brows.

Cautions

Very heavy and tacky; can feel occlusive and may not suit oily facial skin alone.

Suitability
Suits skin type
Dry Oily Combination Sensitive Acne-prone Mature Normal
Targets
Concentration
Concentration0 – 10%
Effective from
Max safe
In the glossary
Frequently asked
What does Castor Oil do in skincare?

A thick, sticky plant oil high in ricinoleic acid used as an emollient and film-former that gives slip and shine in balms and cleansers. It is strongly occlusive.

Is Castor Oil considered safe for skin?

Very heavy and tacky; can feel occlusive and may not suit oily facial skin alone.

RRevelika

A science-forward beauty ingredient encyclopedia. Every entry is written from published research and graded conservatively before it publishes.

Editorial standard

Content is educational, not medical advice. When evidence is uncertain we say so — and we default to caution on pregnancy safety.

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© 2026 REVELIKA · Built by ThirteenTabsEvidence-based · written from published research, graded conservatively