Hydrolyzed Brazil Nut Protein
AKA “Brazil nut protein
Synthetic
Ingredient Facts
Hydrolyzed brazil nut protein
Synthetic · Hair Conditioning · EWG: 4
Plant-Derived Synthetic
Skin Conditioner
Hair Care
Synthetic
Clean
Protein hydrolyzates, Brazil nut Science: Process: Hydrolysis | Functions: Hair Conditioning, Skin Conditioning ⚠ Allergen Alert (Tree Nut): Derived from a common allergen source. May cause reactions in sensitive individuals. Safety Ratings: CIR: Safe as used
Form
Powder
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
Brazil nuts have been used traditionally by Amazonian indigenous peoples for nutrition and health. Hydrolyzed Brazil nut protein is a modern cosmetic ingredient developed to provide amino acids and minerals from this traditionally valued nut.
Skin Types
all-skin-types
Best For
Dryness
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
Allergen Warning
⚠️ Tree Nut (Brazil Nut)
EWG
4
CIR
Insufficient
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR