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Citrullus lanatus (Watermelon) seed oil
AKA “watermelon seed oil”
Oil
Ingredient Facts
Citrullus lanatus (Watermelon) seed oil
AKA: Watermelon seed oil
Oil · Emollient · EWG: 4
Plant-Derived
Emollient
Skin Conditioner
Not Clean
citrullus lanatus (watermelon) seed oil is a cosmetic ingredient used as emollient, skin conditioning. Assessed as safe by the CIR.
Family
Cucurbitaceae (gourd family)
Plant Part
Seed
Lifeform
Annual
Climate
Seasonally dry tropical
CAS #
90244-99-8
Form
Oil
See origin →
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks In Moisture
Traditional Use
Watermelon seeds were used in traditional African and Asian medicine for their nutritional and healing properties. Modern skincare adopted the oil for its hydrating and antioxidant benefits, though traditional use was primarily nutritional.
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: Kew POWO · CosIng · EWG · CIR