Hydrogenated Hazelnut Oil
AKA: Hardened hazelnut oil, Hydrogenated filbert oil
Allergen Warning
⚠️ Tree Nut (Hazelnut)
Plant-Derived
Emollient
Skin Conditioner
Hair Care
Not Clean
Hydrogenated Hazelnut Oil is the end product of the controlled hydrogenation of Coryllus Americana (Hazel) Seed Oil
Effective at 30.0%
Plant Part
Seed
CAS #
8015-80-3; 8007-24-7; 8002-03-7; 68425-36-5; 91051-35-3
Form
Oil
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
Hazelnut oil has been used in Mediterranean skincare for centuries for its emollient properties. Hydrogenation of hazelnut oil was developed in the 20th century to increase stability and shelf-life while maintaining the oil's moisturizing benefits in cosmetic formulations.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Concentration Guide
0.0005%
60.0%
0%84%
Reported use
CIR reported use: 0.3-4 | 0.001-3 | 0.01-15 | 0.0005-60 | 0.06-3
Regulatory Agencies
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR