Glycoproteins
AKA “Polysaccharide-K, TEINS glucan, beta-1, beta-D-Glucan, PSK extract, Trametes versicolor, RefChem:389023, protein-bound polysaccharide extract
Synthetic
Ingredient Facts
Glycoproteins
AKA: Polysaccharide-K, TEINS glucan, Beta-1, Beta-D-Glucan, PSK extract, Trametes versicolor, RefChem:389023, Protein-bound polysaccharide extract
Synthetic · Skin Conditioning · EWG: 1
Synthetic
Skin Conditioner
Amino Acid
Synthetic
Clean
Glycoproteins is a cosmetic ingredient. Rated low hazard by EWG.
CAS #
84082-51-9
Form
Powder
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 Hair
Conditions Skin
Softens and detangles hair
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Insufficient
Pregnancy
Yes
CIR Safety Findings
all-shades-safe
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR