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Corylus americana (Hazelnut) seed extract
AKA “Hazelnut Seed Extract”
Extract
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Ingredient Facts
Corylus americana (Hazelnut) seed extract
AKA: Hazelnut Seed Extract
Extract · Skin Conditioning · EWG: 4
Plant-Derived
Skin Conditioner
Extract
Not Clean
Corylus Americana (Hazelnut) Seed Extract is a cosmetic ingredient used as skin conditioning.
Family
Betulaceae (Birch family)
Plant Part
Seed
Lifeform
Shrub
Climate
Temperate
CAS #
92-44-4
Form
Liquid
See origin →
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.
Conditions Skin
Antioxidant Protection
Reduces Inflammation
Locks In Moisture
Softens & Smooths
Traditional Use
Native American traditional use of hazelnut seeds for nutritive and protective skin benefits. The nuts were incorporated into preparations for their rich fat content and healing properties.
Skin Types
●all-skin-types
Best For
Antioxidant
Pregnancy & Breastfeeding Safe
Yes
Allergen Warning
⚠️ Tree Nut (Hazelnut)
EWG
4
CIR
Insufficient data
Pregnancy
Yes
CIR Safety Findings
all-shades-safe
Potential Sensitizer
Regulatory Status
USAunder review
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Corylus Americana (Hazelnut) Leaf Extract
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Corylus Americana (Hazelnut) Seed Extract
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Corylus Avellana (Hazelnut) Leaf Extract
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Corylus Avellana (Hazelnut) Seed Extract
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Corylus Rostrata (Hazelnut) Leaf Extract
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Corylus Rostrata (Hazelnut) Seed Extract
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Hazelnut Seed Oil Polyglyceryl-6 Esters
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Hydrogenated Hazelnut Oil
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Hydrolyzed Hazelnut Protein
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Polyglyceryl-4 Hazelnutseedate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Hydrolyzed Hazelnut Protein
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Verified Jun 2026
Data: Kew POWO · CosIng · EWG · CIR