Glyceryl Rosinate
AKA “Glyceryl rosin ester, Rosin glyceride
Ingredient
Ingredient Facts
Glyceryl rosinate
AKA: Glyceryl rosin ester, Rosin glyceride
Ingredient · Film Forming · EWG: 4
Synthetic
Occlusive
Fragrance
Not Clean
Resin acids and Rosin acids, esters with glycerol
CAS #
65997-13-9, 8050-31-5
Form
Wax
See origin →
Functions
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Perfuming
Added for scent. Can be natural or synthetic. Common irritant and allergen — one of the top reasons people react to products.
Moisturizing
Strengthens Barrier
Anti-Inflammatory
Creates protective layer
Adds pleasant scent
Traditional Use
Developed in the mid-20th century as a synthetic ester combining glycerin with rosin (derived from pine trees). Used in cosmetics as a film-forming and thickening agent with no significant traditional use history.
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
Allergen Warning
⚠️ Colophonium (Rosin)
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR