Aspalathus Linearis Leaf Extract
INCI: ASPALATHUS LINEARIS LEAF EXTRACT
Reviewed by Rosie · Last updated 2 Jun 2026
A plant extract with antioxidant properties, derived from South African rooibos tea
Best For Skin Types
All, Sensitive
Addresses
Usage Frequency
Daily
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What Is Aspalathus Linearis Leaf Extract?
Aspalathus linearis leaf extract comes from rooibos, a naturally caffeine-free plant native to South Africa. The extract is rich in polyphenols, including aspalathin and nothofagin, which are compounds known for their antioxidant activity.
In skincare formulations, this ingredient is used as a skin conditioner. Its primary role is to help protect the skin from oxidative stress and support the skin's natural barrier function through antioxidant mechanisms.
How It Works
The polyphenols in rooibos leaf extract work by donating electrons to unstable free radicals, rendering them harmless. This antioxidant activity helps protect skin cells from oxidative damage caused by environmental stressors like UV exposure and pollution.
The extract also contains compounds that support skin conditioning, helping to maintain hydration and a healthy skin barrier. This makes it a useful addition to formulations designed for sensitive or compromised skin.
Clinical Evidence & References
Research into rooibos extract's skincare benefits remains limited, though in vitro and animal studies suggest its polyphenols do possess antioxidant and anti-inflammatory properties. Some studies indicate potential benefits for sensitive skin, though human clinical trials in cosmetic applications are sparse.
The evidence base is not robust enough to make strong claims about specific efficacy in skincare products. More rigorous human studies would help clarify its practical benefits when applied topically in typical product concentrations.
How to Use
Aspalathus linearis leaf extract is typically found in formulations at low concentrations, often as part of a broader antioxidant system. It works well alongside other antioxidants and conditioning ingredients. As with any skincare product, introduce it gradually if you have very sensitive skin, and use consistently for best results.
Safety & Precautions
Frequently Asked Questions
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