Antioxidant

Ocimum Basilicum Extract

INCI: OCIMUM BASILICUM EXTRACT

Reviewed by Rosie · Last updated 2 Jun 2026

Also known as: Ocimum Basilicum Extract

A plant extract with antioxidant properties that may help protect skin from sun damage

Best For Skin Types

All

Addresses

Fine lines, Photoaging, Sun damage

Usage Frequency

Daily

What Is Ocimum Basilicum Extract?

Ocimum basilicum extract comes from the common basil plant and is rich in polyphenolic compounds, particularly rosmarinic acid. This natural extract functions primarily as an antioxidant in skincare formulations, helping to neutralise free radicals that accumulate in the skin.

In cosmetics, it serves multiple roles: providing antioxidant protection, conditioning the skin, and supporting hair health. It appears in approximately 0.1% of skincare products, suggesting it remains a relatively niche ingredient in mainstream formulations.

Benefits for Your Skin

How It Works

Basil extract works through its high concentration of polyphenolic compounds, which act as antioxidants. When skin is exposed to UV radiation, it generates reactive oxygen species (ROS) — unstable molecules that damage cellular structures including collagen. The antioxidants in basil extract help neutralise these free radicals before they can cause oxidative stress.

Research indicates the extract may have a particular role in protecting dermal collagen from UVA-induced breakdown, potentially helping to maintain skin structure and reduce visible signs of photoaging such as wrinkles and loss of elasticity.

Clinical Evidence & References

Laboratory and cell-based studies suggest Ocimum basilicum extract has meaningful antioxidant capacity. Research on hydro-alcoholic basil extracts (particularly from the leaves) shows inhibition of oxidative activity comparable to standard antioxidant references. Studies have also demonstrated the extract's potential to help restore collagen fibres disrupted by repeated UVA exposure in cultured dermal fibroblasts.

However, most evidence comes from in vitro and cell-based research rather than human clinical trials. Whilst these findings are promising, human data on visible skin improvements and optimal usage concentrations remains limited. The extract has shown good tolerability in toxicology assessments across multiple cell types, with no significant cytotoxicity reported.

How to Use

Basil extract is typically incorporated into creams, serums, and other skincare formulations at low concentrations. As with all antioxidant ingredients, efficacy is best supported when combined with sun protection — the extract complements rather than replaces sunscreen. It pairs well with other antioxidants and can be used daily as part of a broader photoprotective skincare routine.

Safety & Precautions

Ocimum basilicum extract is generally well-tolerated across various skin cell types with no significant toxicity concerns reported in available research. Those with sensitivities to botanicals should patch-test first.

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