Science
Mechanism of Action
This extract functions as a potent antioxidant, primarily due to its high content of vitamin E (tocopherol) and various polyphenolic compounds. It effectively intercepts UV light, mitigating its energy and reducing environmental damage. By inhibiting excessive reactive oxygen species (ROS) production, it significantly diminishes inflammation-mediated cellular injury and lowers the secretion of pro-inflammatory cytokines such as TNF-α, IL-1α, IL-1β, IL-6, and IL-8. As a skin conditioning agent, it utilizes fatty acids like linoleic and oleic acid to replenish the outermost skin layer, thereby enhancing the skin's barrier function, reducing flaking, restoring elasticity, and delivering deep, soothing hydration.
Research
Clinical Evidence
High confidenceN/A
Key findings
- 01 Demonstrated to be non-irritating and non-sensitizing in a moisturizer product during Human Repeat Insult Patch Tests (HRIPTs).
- 02 Confirmed as non-irritating and non-sensitizing in a face cream product via Human Repeat Insult Patch Testing (HRIPT).
- 03 Exhibited no sensitizing potential when tested at 100% within a trade name mixture, evaluated by Human Repeat Insult Patch Test (HRIPT).
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Helianthus Annuus Seed Extract is chemically stable. To preserve product quality, store in tightly closed containers protected from light and humidity, at room temperature, and away from heat and incompatible substances.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has deemed Helianthus Annuus Seed Extract safe for use in cosmetics at current concentrations. It is generally well-tolerated across all skin types, including sensitive skin, with allergic reactions being rare. However, individuals with known sunflower seed allergies should exercise caution. Formulators are advised to manage levels to avoid potential sensitization from minor allergens like 2S albumins and sesquiterpene lactones. No evidence of toxicity or carcinogenicity has been found.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Helianthus Annuus Seed Extract is a highly valuable ingredient for all skin types due to its proven antioxidant, anti-inflammatory, and hydrating properties, contributing significantly to skin barrier health and overall protection.
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References
Sources