Emollient

Crypthecodinium Cohnii Extract

INCI: CRYPTHECODINIUM COHNII EXTRACT

Reviewed by Kate · Last updated 2 Jun 2026

A marine-derived emollient that conditions and softens the skin barrier

Best For Skin Types

All, Dry, Sensitive

Addresses

Dryness, Hydration, Barrier repair

Usage Frequency

Daily

What Is Crypthecodinium Cohnii Extract?

Crypthecodinium cohnii extract is derived from a marine microalga and functions as an emollient and skin conditioning agent in skincare formulations. The extract contains compounds that help to soften and smooth the skin surface, working to improve the overall feel and appearance of the skin.

This ingredient is used in skincare products to support the skin's natural moisture retention and to enhance the texture of formulations. It is typically incorporated at low concentrations within broader skincare systems rather than as a standalone active.

How It Works

Crypthecodinium cohnii extract works primarily as an emollient, meaning it deposits a conditioning film on the skin's surface. This film helps to reduce transepidermal water loss (TEWL) and keeps moisture within the outer layers of skin, maintaining hydration and a softer appearance.

The extract's composition allows it to integrate well into formulations and work alongside other skincare ingredients without significantly altering product texture or stability.

Clinical Evidence & References

Published clinical data on crypthecodinium cohnii extract as a skincare ingredient remains limited. Evidence supporting its efficacy is largely derived from supplier data and formulatory experience rather than independent peer-reviewed research.

The ingredient is generally recognised as safe within the cosmetics industry, and its emollient properties are consistent with what would be expected from a marine-derived conditioning agent. Further independent research would help to clarify its specific benefits when used at typical cosmetic concentrations.

How to Use

This ingredient is used primarily in leave-on products such as moisturisers, serums, and creams. There is no requirement for special application techniques; use it as directed by the product instructions, typically once or twice daily as part of your regular skincare routine. It can be layered with other products and is generally compatible with most skincare actives.

Safety & Precautions

Crypthecodinium cohnii extract is generally well-tolerated and considered safe for cosmetic use. Those with known sensitivities to marine ingredients should patch test before full application.

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