Cucumis sativus (Cucumber) seed extract
AKA: Cucumber Seed Extract
Plant-Derived
Skin Conditioner
Extract
Clean
Cucumis Sativus (Cucumber) Seed Extract is a cosmetic ingredient used as skin conditioning. Rated low hazard by EWG. Assessed as safe by the CIR.
Effective at 1.5%
Family
Cucurbitaceae (Gourd family)
Plant Part
Seed
Lifeform
Annual
Climate
Seasonally dry tropical
CAS #
89998-01-6
Form
Liquid
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Antioxidant
Boosts Collagen
Wound Healing
Softens and smooths skin
Traditional Use
Cucumber seeds were traditionally valued in Ayurvedic and Traditional Chinese Medicine for their cooling properties and use in skincare preparations for sensitive or inflamed skin.
EWG
2
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Concentration Guide
0.01%
3.0%
0%4%
Reported use
CIR reported use: 0.05-3 | 0.01-0.08
Regulatory Agencies
Skin Types
●all-skin-types
Best For
Soothing
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: Kew POWO · CosIng · EWG · CIR