Helianthus Annuus Seed Extract
INCI: HELIANTHUS ANNUUS SEED EXTRACT
Reviewed by Kate · Last updated 14 Aug 2026
Also known as: Helianthus Annuus Seed Extract
A plant extract rich in phenolic compounds that may support skin barrier health and reduce UV-induced damage
Best For Skin Types
All, Dry, Sensitive
Addresses
Usage Frequency
Daily
What Is Helianthus Annuus Seed Extract?
Helianthus annuus seed extract is derived from sunflower seeds, often obtained as a byproduct of oil extraction. It contains a notable concentration of phenolic acids and oligosaccharides—natural compounds with antioxidant and anti-inflammatory properties.
In skincare formulations, it functions primarily as a skin conditioning agent, helping to support the skin's natural barrier and overall hydration levels.
Benefits for Your Skin
How It Works
The sunflower seed extract's active compounds—chiefly phenolic acids—work by scavenging free radicals and suppressing the inflammatory cascade triggered by UV exposure. In cell studies, it prevented excess reactive oxygen species (ROS) production and reduced the secretion of pro-inflammatory cytokines such as TNF-α and various interleukins.
The extract appears to be more effective at preventing UV-related damage than repairing it after the fact, suggesting its value as a preventive rather than corrective ingredient.
Clinical Evidence & References
In vitro studies on human skin cells show that sunflower seed extract can reduce UVR-induced injury by limiting free radical production and inflammatory signalling. The preventive effect was notably stronger than any repair capability, indicating potential benefit when used as part of a regular skincare routine rather than as an emergency treatment.
Evidence in human skin remains limited; most research has been conducted in cell and animal models. Whilst the findings are promising, further clinical studies in human subjects would help clarify its efficacy and optimal use in topical skincare products.
Published Research
How to Use
Sunflower seed extract is typically found at low concentrations in skincare formulations. Use it as part of your daily skincare routine, particularly in products designed to support barrier health or provide antioxidant protection. It pairs well with other conditioning and protective ingredients, and can be used morning and evening as tolerated.
Safety & Precautions
Frequently Asked Questions
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