Cucumis Sativus Seed Extract
INCI: CUCUMIS SATIVUS SEED EXTRACT
Reviewed by Emma · Last updated 14 Aug 2026
A plant-derived conditioning agent with gentle soothing properties
Best For Skin Types
All, Sensitive, Dry, Combination
Addresses
Usage Frequency
Daily
What Is Cucumis Sativus Seed Extract?
Cucumis sativus seed extract is derived from cucumber seeds, a member of the Cucurbitaceae family. The extract contains naturally occurring compounds including antioxidants and phytochemicals that have been used in traditional skincare practices for centuries.
In skincare formulations, it functions primarily as a skin conditioning agent, meaning it helps to soften and smooth the skin surface whilst supporting the skin's natural barrier function.
How It Works
The extract works through multiple mechanisms. Its antioxidant compounds help neutralise free radicals that can contribute to skin stress, whilst its conditioning properties form a protective layer on the skin surface that helps reduce transepidermal water loss.
The soothing effect is thought to stem from the plant's traditional cooling properties, which may help reduce inflammation and irritation when applied topically.
Clinical Evidence & References
Traditional use of cucumber in skincare spans centuries, particularly in Indian Ayurvedic medicine where it is valued for its cooling and soothing effects. The parent plant (Cucumis sativus) has demonstrated antioxidant potential in laboratory studies.
However, direct clinical evidence specifically for the seed extract in skincare formulations is limited. Most evidence comes from traditional use and basic phytochemical analysis rather than controlled human studies. Further research would help establish the extent of its benefits at typical cosmetic concentrations.
How to Use
Cucumber seed extract is typically used as part of a broader formulation rather than in isolation. It is gentle enough for regular use and works well in serums, moisturisers and soothing masks. For best results, layer it with complementary hydrating or barrier-supporting ingredients suited to your skin's needs.
Safety & Precautions
Frequently Asked Questions
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Cucumis Sativus Seed Extract is a variant of Cucumis Sativus (Cucumber) Fruit Extract, the form you will most often see on an ingredients list.
Cucumis sativus (cucumber) fruit extract is a non-sensitizing plant extract
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