Emollient

Cucumis Sativus Oil

INCI: CUCUMIS SATIVUS OIL

Reviewed by Emma · Last updated 14 Aug 2026

Also known as: Cucumis Sativus Oil

A lightweight plant oil that conditions and softens the skin

Best For Skin Types

All, Dry, Sensitive, Mature

Addresses

Dryness, Hydration, Barrier repair

Usage Frequency

Daily

What Is Cucumis Sativus Oil?

Cucumis sativus oil is a non-volatile oil extracted from cucumber seeds. It functions primarily as an emollient and skin conditioning agent, helping to soften and smooth the skin's surface by forming a protective layer that reduces transepidermal water loss.

The oil is rich in fatty acids and has been used in traditional skincare for centuries. In modern formulations, it appears as a gentle, easily absorbed ingredient suitable for various skincare products including moisturisers, serums, and body care.

How It Works

As an emollient, cucumber oil works by filling gaps between skin cells and forming an occlusive barrier on the skin's surface. This reduces the amount of water that evaporates from the epidermis, helping maintain hydration levels.

The oil's fatty acid profile also conditions the skin's surface, contributing to a smoother, softer feel and improving overall skin texture.

Clinical Evidence & References

While cucumber has a long history in traditional medicine for treating various skin conditions, dedicated clinical evidence specifically for cucumber seed oil in skincare formulations remains limited. Some research has explored cucumber's potential protective properties against skin damage, though these studies focus on whole fruit or extract rather than the isolated oil.

The ingredient's established role as an effective emollient is well-recognised in cosmetic chemistry, but further targeted research would help clarify its specific benefits in modern skincare contexts.

How to Use

Cucumber oil works well in moisturisers, facial oils, and body care products. It absorbs relatively quickly, making it suitable for both day and night use. If using it as part of a layered routine, apply to damp skin to help seal in hydration from other products.

Safety & Precautions

Generally well-tolerated across skin types. However, some individuals may find it comedogenic or problematic if acne-prone or prone to fungal acne (malassezia), so patch testing is advisable.

Frequently Asked Questions

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