Ilex Rotunda Leaf Extract
INCI: ILEX ROTUNDA LEAF EXTRACT
Reviewed by Rosie · Last updated 2 Jun 2026
A plant extract with antioxidant properties to help protect skin from environmental stressors
Best For Skin Types
All, Sensitive, Combination
Addresses
Usage Frequency
Daily
What Is Ilex Rotunda Leaf Extract?
Ilex rotunda leaf extract is derived from the leaves of Ilex rotunda, a plant native to East Asia. Like other members of the Ilex genus, this plant contains polyphenolic compounds that contribute antioxidant activity when extracted and incorporated into skincare formulations.
In skincare products, this extract functions primarily as a skin protectant, meaning it helps shield the skin from oxidative damage caused by free radicals and environmental pollutants. It is used in relatively low concentrations within formulations.
How It Works
The extract works through its polyphenolic compounds, which are capable of donating electrons to free radicals, thereby neutralising them before they can damage skin cells. This antioxidant mechanism helps prevent oxidative stress, which is implicated in premature ageing, inflammation, and barrier compromise.
Because free radical damage accumulates over time, consistent use of antioxidant ingredients may provide cumulative protective benefits rather than immediate visible results.
Clinical Evidence & References
Published clinical evidence specifically examining Ilex rotunda leaf extract in skincare is limited. Much of what we understand about this ingredient comes from traditional use in East Asian skincare and general knowledge of polyphenolic antioxidants in botanical extracts.
Studies on related Ilex species suggest antioxidant and anti-inflammatory potential, but direct human efficacy data for Ilex rotunda leaf extract in topical formulations would strengthen confidence in its skincare benefits. It is generally considered a safe, supporting ingredient rather than a primary active.
How to Use
This ingredient is best used as part of a layered skincare routine alongside proven actives such as vitamins or niacinamide. Apply products containing this extract to clean skin in the morning or evening. Because it is typically present in low concentrations, it works best as one component of a comprehensive antioxidant strategy rather than a standalone treatment.
Safety & Precautions
Frequently Asked Questions
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