Science
Mechanism of Action
This extract utilizes a multifaceted biochemical approach: L-lactic acid and polysaccharides provide humectant-based hydration, while triterpenes—specifically Cucurbitacin D—act to inhibit tyrosinase activity for a measurable brightening effect. Its cooling properties facilitate mild vasoconstriction to reduce edema (puffiness), and its rich profile of vitamins A, C, and E provides a potent antioxidant shield against environmental oxidative stress.
Research
Clinical Evidence
High confidence1%
Key findings
- 01 In vitro analysis confirmed maximum free radical scavenging and analgesic activity at a concentration of 500 μg/ml.
- 02 Clinical evaluation of cucumber-based serum demonstrated significant improvements in skin tone and hydration levels, with peak efficacy recorded 72 hours post-application.
Transparency
Dusting Analysis
Due to its high marketing appeal, cucumber extract is frequently included in formulations at concentrations below 0.1%, which is insufficient to deliver significant antioxidant or skin-lightening benefits. Functional efficacy is typically observed starting at 0.5% to 1.0%.
The Formula
Formulation
Stability
Generally stable in aqueous solutions; however, the extract is sensitive to thermal degradation and UV exposure. Formulations should be stored in opaque containers and kept away from direct heat.
Synergies
- Hyaluronic Acid
- Vitamin C
- Aloe Barbadensis Leaf Juice
Safety
Safety Profile
While concentrations up to 5% are permitted, levels above 2.5% may cause mild irritant responses in highly sensitized individuals. Typical cosmetic usage at 1% is exceptionally well-tolerated.
Your Skin
Skin Compatibility
Our Assessment
Verdict
An essential botanical for sensitive and dehydrated skin types, providing scientifically-backed soothing and antioxidant benefits when formulated at functional levels.
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