Antioxidant

Camellia Sinensis Catechins

INCI: CAMELLIA SINENSIS CATECHINS

Reviewed by Rosie · Last updated 14 Aug 2026

Also known as: Camellia Sinensis Catechins

A plant-derived antioxidant extracted from green tea leaves

Best For Skin Types

All

Addresses

Fine lines, Dryness, Sensitivity

Usage Frequency

Daily

What Is Camellia Sinensis Catechins?

Camellia sinensis catechins are a group of polyphenolic compounds naturally present in green tea leaves. They are extracted and concentrated for use in skincare products, where they function primarily as antioxidants. The most studied catechin is EGCG (epigallocatechin-3-gallate), which makes up a significant portion of green tea's bioactive compounds.

In skincare formulations, catechins work to neutralise free radicals and reduce oxidative stress on the skin. They are also sometimes included for their subtle fragrance properties, though their primary role is protective rather than aromatic.

Benefits for Your Skin

How It Works

Catechins function as free radical scavengers, meaning they donate electrons to unstable molecules and render them harmless. This process prevents oxidative damage to skin cells, which accumulates over time and contributes to visible ageing and barrier dysfunction.

At the cellular level, research suggests catechins may influence cell signalling pathways involved in cell cycle regulation and apoptosis (programmed cell death of damaged cells). Laboratory studies indicate they may also have anti-inflammatory properties, though evidence in human skin remains limited.

Clinical Evidence & References

Green tea catechins have been extensively studied in laboratory settings, where they demonstrate potent antioxidant capacity and protective effects against UV-induced damage. Research suggests they may support skin resilience and healthy cellular function, particularly in the context of photoaging prevention.

However, most robust evidence comes from oral consumption studies rather than topical application. Whilst topical formulations are widely used, human clinical trials specifically examining catechin-containing skincare products are more limited. Evidence supports their use as part of a broader antioxidant strategy, though they should not be considered a standalone anti-ageing solution.

How to Use

Camellia sinensis catechins are typically incorporated into serums, moisturisers and sunscreens. They work well alongside other antioxidants such as vitamin C or resveratrol, and do not require specific timing within your routine. Apply to clean skin morning and evening as part of your regular skincare regimen.

Safety & Precautions

Camellia sinensis catechins are well-tolerated by most skin types. No significant safety concerns have been reported at cosmetic concentrations.

Frequently Asked Questions

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Part of a family

Camellia Sinensis Catechins is a variant of Camellia Sinensis Leaf Extract, the form you will most often see on an ingredients list.

Derived from buds and leaves of green tea Has antioxidant properties

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