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Carotenoids

INCI: CAROTENOIDS

Reviewed by Kate · Last updated 18 Aug 2026

A plant-derived antioxidant that protects skin from environmental damage and supports photoprotection

Best For Skin Types

All

Addresses

Fine lines, Loss of elasticity, Uneven tone, Environmental damage

Usage Frequency

Daily

What Is Carotenoids?

Carotenoids are naturally occurring pigments found in plants, including beta-carotene, lycopene, and lutein. In skincare, they function as antioxidants and UV absorbers, helping to shield skin from environmental stressors. These compounds accumulate in the skin when consumed through diet or applied topically, with particularly high concentrations in areas like the forehead and hands.

Their primary role is to neutralise free radicals generated by UV exposure and environmental pollution, which are implicated in skin ageing. They also offer mild UV-absorbing properties that may complement broader sun protection strategies.

Benefits for Your Skin

How It Works

Carotenoids work by scavenging free radicals—unstable molecules generated when skin is exposed to UV radiation and pollution. By neutralising these free radicals before they can damage skin cells, carotenoids help prevent oxidative stress, which accelerates visible signs of ageing such as fine lines, loss of elasticity, and uneven tone.

Additionally, their chemical structure allows them to absorb certain wavelengths of UV light, providing a secondary layer of protection. When consumed systemically through diet, carotenoids migrate to the skin; when applied topically, they work at the surface and upper layers of the epidermis.

Clinical Evidence & References

Research indicates that carotenoids offer measurable antioxidant and photoprotective benefits. Dietary supplementation and topical application have both been shown to increase skin carotenoid levels, and studies demonstrate that this correlates with improved photoprotection and reduced markers of skin ageing. However, it is important to note that the protective effect is moderate rather than comprehensive, and carotenoids are most effective as part of a broader sun protection strategy rather than as a standalone defence.

Evidence for their anti-inflammatory and skin-supporting properties is emerging from both human and animal studies, though more research is needed to establish optimal concentrations and long-term effects in topical formulations. Current evidence supports their use as a complementary photoprotective agent within a complete skincare regimen.

How to Use

Carotenoids are typically found in serums, moisturisers, and protective products. For optimal benefit, use them as part of your daily skincare routine, ideally in the morning under sunscreen or in evening formulations. Since carotenoid accumulation in the skin builds over time, consistent use is more important than occasional application. They work synergistically with other antioxidants and sunscreen, so layering is encouraged.

Safety & Precautions

Carotenoids are generally well-tolerated and considered safe for topical use across most skin types. No significant adverse effects have been reported at typical cosmetic concentrations.

Frequently Asked Questions

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