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Phytosteryl Macadamiate
AKA “Plant Sterol Macadamia Ester”
Skin Conditioning
Ingredient Facts
Phytosteryl macadamiate
AKA: Plant Sterol Macadamia Ester
Skin Conditioning · Hair Conditioning · EWG: 1
Synthetic
Skin Conditioner
Hair Care
Clean
Fatty acids, macadamia nut-oil, esters with (3-.beta.)-sigmast-5-en-3-ol
Form
Oil
See origin →
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.
Locks in moisture
Traditional Use
A synthetic ester blending phytosterols with macadamia nut oil-derived fatty acids. Developed as a luxurious emollient for contemporary cosmetic and skincare products.
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
Allergen Warning
⚠️ Tree Nut (Macadamia)
EWG
1
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: CosIng · EWG · CIR