Plant Extracts

Carthamus Tinctorius Leaf Extract

INCI: CARTHAMUS TINCTORIUS LEAF EXTRACT

Reviewed by Kate · Last updated 14 Aug 2026

Also known as: Carthamus Tinctorius Leaf Extract

Plant-derived antioxidant extract with potential UV-protective properties

Best For Skin Types

All

Addresses

Environmental damage, Free radical protection

Usage Frequency

Daily

What Is Carthamus Tinctorius Leaf Extract?

Carthamus tinctorius leaf extract is derived from the safflower plant, a flowering herb native to arid regions. The extract is obtained from the leaves and contains naturally occurring compounds including flavonoids and phenolic acids, which contribute to its antioxidant profile.

In skincare formulations, this ingredient functions primarily as an antioxidant and has been used traditionally in cosmetics for its potential protective properties. It is typically incorporated into serums, creams, and protective products where antioxidant support is desired.

Benefits for Your Skin

How It Works

Antioxidants work by donating electrons to free radicals, stabilising them and preventing them from damaging skin cells. Carthamus tinctorius leaf extract contains compounds that can perform this neutralisation reaction, helping to reduce oxidative stress from pollution, UV exposure, and natural metabolic processes.

The ingredient may also have mild UV-absorbing properties, though this is considered supplementary rather than a replacement for dedicated sunscreen actives. Its full mechanism in skincare requires further investigation.

Clinical Evidence & References

Research specifically evaluating Carthamus tinctorius leaf extract in skincare products is limited. Most evidence comes from traditional use and in-vitro studies demonstrating the antioxidant capacity of safflower leaf compounds. These laboratory findings are promising but do not yet translate to robust clinical data in human skin.

The ingredient is generally recognised as safe in cosmetic formulations, but controlled studies comparing its efficacy to other antioxidant ingredients would strengthen understanding of its practical benefit in skincare regimens.

How to Use

Carthamus tinctorius leaf extract is typically used as part of a broader antioxidant or protective skincare routine rather than as a standalone treatment. It works well in combination with dedicated sunscreen and other stabilising ingredients. Apply formulations containing this extract as directed by the product instructions, usually once or twice daily.

Safety & Precautions

Generally well-tolerated in cosmetic concentrations. Unlikely to cause irritation in most skin types, though those with safflower sensitivity should exercise caution.

Frequently Asked Questions

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