Eucommia Ulmoides Leaf Extract
INCI: EUCOMMIA ULMOIDES LEAF EXTRACT
Reviewed by Daisy · Last updated 14 Aug 2026
A plant extract studied for its potential to support skin hydration and resilience
Best For Skin Types
All, Dry, Sensitive, Mature
Addresses
Usage Frequency
Daily
What Is Eucommia Ulmoides Leaf Extract?
Eucommia ulmoides leaf extract is derived from the leaves of the eucommia tree, a plant native to East Asia. The extract contains bioactive compounds including geniposidic acid and aucubin, which are polyphenolic and iridoid compounds thought to contribute to its biological activity in skincare formulations.
In cosmetic products, this ingredient functions as a skin conditioner. It is typically incorporated into formulations intended to support skin hydration and barrier function, though its use remains relatively niche within the broader skincare market.
How It Works
The extract's proposed mechanisms relate to its active constituents, particularly geniposidic acid. Animal studies suggest these compounds may work by supporting natural moisture retention pathways and promoting healthy cell turnover in the stratum corneum — the skin's outermost protective layer. The polyphenolic content may also offer antioxidant activity, helping to counteract oxidative stress.
The extract has been studied in the context of UV-induced skin damage, where research indicates it may help restore hydration and reduce water loss in compromised skin. However, most evidence to date comes from animal models or oral administration studies rather than topical skincare applications.
Clinical Evidence & References
Research on eucommia ulmoides leaf extract remains limited. The most relevant studies have examined oral administration in hairless mice exposed to repeated UV radiation. These studies found that the extract, particularly when combined with collagen hydrolysate, appeared to reduce transepidermal water loss and improve skin hydration in UV-damaged skin. A separate study indicated that active compounds from the extract may promote turnover in the stratum corneum in aged animal models.
It is important to note that most existing research has focused on oral intake rather than topical application, and studies have primarily used animal models rather than human subjects. The evidence base for topical use in human skin remains modest, and further research would be needed to establish efficacy in conventional skincare formulations.
Published Research
How to Use
When using products containing eucommia ulmoides leaf extract, treat it as part of your broader skincare routine rather than as a standalone treatment. It is most likely to be effective when combined with other hydrating and barrier-supporting ingredients. Apply as directed on product packaging, typically as part of your daily skincare regimen.
Safety & Precautions
Frequently Asked Questions
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Eucommia Ulmoides Leaf Extract is a variant of Eucommia Ulmoides Bark Extract, the form you will most often see on an ingredients list.
A plant-derived antioxidant from Eucommia bark that helps protect skin from environmental stress
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