Science
Mechanism of Action
This extract primarily functions as a potent antioxidant, actively scavenging free radicals to mitigate oxidative stress and protect cellular integrity. Its bioactive compounds contribute to enhanced collagen synthesis, promoting skin elasticity and firmness. It also exhibits anti-inflammatory properties, soothes irritation, and may inhibit tyrosinase activity for a more even skin tone. Additionally, it offers mild exfoliation through natural acidity, helps manage sebum production with astringent qualities, and possesses antimicrobial benefits.
Research
Clinical Evidence
Medium confidenceN/A
Key findings
- 01 Demonstrated *in vitro* free radical scavenging activity, preventing oxidative chain reactions by stabilizing reactive species at an IC50 of 0.358 mg/mL.
- 02 Exhibited DPPH free radical scavenging activity *in vitro* at concentrations of 1000 µg/mL, a characteristic shared across various citrus fruit peel extracts.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
The efficacy of bioactive compounds like phenolics and essential oils within the extract is susceptible to degradation from light exposure, oxidation, and fluctuations in pH and temperature. The presence of furocoumarins (e.g., 5-methoxypsoralen, 5-MOP), limonene, and bergaptene necessitates meticulous formulation to control their levels and prevent potential phototoxicity and sensitization.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel deems citrus fruit-derived ingredients, including CITRUS DELICIOSA FRUIT EXTRACT, safe for cosmetic use when formulated to be non-sensitizing and non-irritating. A critical restriction for leave-on products is strict adherence to a maximum 5-MOP content of 0.0015% (15 ppm) due to its known phototoxic potential. Without proper formulation, the risk of sensitization increases.
Your Skin
Skin Compatibility
Our Assessment
Verdict
CITRUS DELICIOSA FRUIT EXTRACT offers a valuable array of antioxidant, brightening, and skin-refining benefits, provided its formulation strictly adheres to safety guidelines to mitigate phototoxic and sensitizing compounds.
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