Hydrolyzed Cucumber Fruit
INCI: HYDROLYZED CUCUMBER FRUIT
Reviewed by Rosie · Last updated 14 Aug 2026
A plant-derived humectant that draws moisture into the skin's outer layers
Best For Skin Types
All, Dry, Combination, Sensitive
Addresses
Usage Frequency
Daily
What Is Hydrolyzed Cucumber Fruit?
Hydrolyzed cucumber fruit is a processed extract derived from cucumber plants, broken down into smaller molecular components through hydrolysis. This process makes the ingredient lighter and more easily absorbed than whole plant material, allowing it to penetrate the skin more effectively.
In skincare formulations, it functions primarily as a humectant and skin conditioner. Humectants work by attracting water from deeper skin layers and the environment, drawing it towards the surface to improve hydration and plumpness of the outer skin layer.
How It Works
As a humectant, hydrolyzed cucumber fruit molecules bond with water molecules and draw them into the outer layers of skin. This increases the water content in the epidermis, which is what creates the visible plumping and smoothing effect that improves skin texture and appearance.
The hydrolyzed form is smaller than whole plant material, allowing deeper penetration and more efficient skin binding. Any beneficial compounds within the cucumber extract—such as trace antioxidants—may support skin health, though their concentration and efficacy are typically modest in formulated products.
Clinical Evidence & References
Direct clinical research specifically on hydrolyzed cucumber fruit in skincare is limited. However, cucumber extracts are well-established botanical humectants with a long history of cosmetic use.
The hydrolysis process improves the delivery of these compounds, making them more bioavailable to the skin. Most benefits observed in practice align with general humectant behaviour—improved hydration and temporary smoothing of fine lines—rather than transformative changes. It is generally considered a supporting ingredient rather than a primary active.
How to Use
Hydrolyzed cucumber fruit is typically incorporated into serums, toners, moisturisers and essences. It works best applied to damp skin, where it can trap water more effectively. Layer it under an occlusive moisturiser or facial oil to seal in hydration. It pairs well with other humectants like glycerin and hyaluronic acid, and complements most actives without irritation concerns.
Safety & Precautions
Frequently Asked Questions
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Hydrolyzed Cucumber Fruit 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
Related Ingredients
Cucumis Sativus (Cucumber) Fruit Extract
Cucumis sativus (cucumber) fruit extract is a non-sensitizing plant extract
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Cucumis Sativus Fruit
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