Fragrance

Ilex Paraguariensis Leaf Oil

INCI: ILEX PARAGUARIENSIS LEAF OIL

Reviewed by Daisy · Last updated 14 Aug 2026

Also known as: Ilex Paraguariensis Leaf Oil

A fragrant botanical oil derived from South American holly leaves

Best For Skin Types

All

Usage Frequency

Daily

What Is Ilex Paraguariensis Leaf Oil?

Ilex Paraguariensis Leaf Oil is an essential oil extracted from the leaves of the yerba mate plant, native to South America. It is primarily used in skincare formulations as a fragrance component, contributing aromatic and sensory qualities to products.

The oil contains volatile compounds characteristic of the yerba mate plant. In cosmetic formulations, it functions as a perfuming ingredient rather than as an active therapeutic agent for skin conditions.

How It Works

Ilex Paraguariensis Leaf Oil works primarily through olfactory and sensory mechanisms. When incorporated into skincare products, it volatilises and releases its aromatic compounds, creating the product's fragrance profile.

As a fragrance ingredient, its primary function is cosmetic rather than therapeutic — it does not penetrate the skin to deliver active benefits, but rather provides sensory experience during application.

Clinical Evidence & References

Research specifically investigating the skin benefits of Ilex Paraguariensis Leaf Oil in cosmetic formulations is limited. While yerba mate as a whole plant has been studied for antioxidant properties in nutritional contexts, evidence for topical skincare applications of the essential oil is sparse.

The ingredient is used in cosmetics primarily for fragrance purposes rather than for proven efficacy against specific skin concerns. Any potential skin benefits would likely be indirect and related to general skincare formulation quality rather than this ingredient specifically.

How to Use

This ingredient is typically present at low concentrations in finished products as part of the fragrance system. No special application technique is required — use the product as directed by the manufacturer. If you are sensitive to botanical fragrances or essential oils, patch test before wider use.

Safety & Precautions

Ilex Paraguariensis Leaf Oil is generally recognised as safe for cosmetic use in regulated concentrations. As with all fragrance ingredients, individuals with fragrance sensitivity or essential oil intolerance should exercise caution.

Frequently Asked Questions

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Part of a family

Ilex Paraguariensis Leaf Oil is a variant of Ilex Paraguariensis Leaf Extract, the form you will most often see on an ingredients list.

A polyphenol-rich plant extract with antioxidant and skin-conditioning properties

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