Fragrance avoidance
No fragrance-linked caution surfaced in the current profile.
This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.
- beauty
- cleaning
POLYQUATERNIUM-51 (2-METHACRYLOYLOXYETHYL phosphorylcholine/n-butyl methacrylate; 3:7)
CAS 125275-25-4
Cosmetic Ingredient · Film former · Humectant
Concern score
Not assessed — no hazard data yet.
Why it's flagged
EPA CPDat observed this chemical in 174 composition records across product categories including Personal care, Batteries.
Regulation
No restrictions found. POLYQUATERNIUM-51 (2-METHACRYLOYLOXYETHYL phosphorylcholine/n-butyl methacrylate; 3:7) appears in these published regulatory listings.
- commercial_presence
- consumer_product_presence
- cpdat_category:beauty|cleaning
- definition_level:incomplete
- definition_type:primary
- ingredient_type:ingredient substance
- substance_class:polymer
- substance_type:polymer
USEPAcommercial use observedEPA CPDat observed this chemical in 174 composition records across product categories including Personal care, Batteries. EPA CPDat classifies this chemical for functional uses including Film former, Softener and conditioner, Humectant.
- EPA CPDat observed this chemical in 174 composition records across product categories including Personal care, Batteries. EPA CPDat classifies this chemical for functional uses including Film former, Softener and conditioner, Humectant.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as polymer.
- openFDA substance registry classifies this ingredient as polymer.Source →
Evidence
No graded sources yet for POLYQUATERNIUM-51 (2-METHACRYLOYLOXYETHYL phosphorylcholine/n-butyl methacrylate; 3:7). We publish evidence only once a source is linked and reviewed — this ingredient is in the catalog, but has not been assessed.
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
Good fit
Where it appears
Prevalence of POLYQUATERNIUM-51 (2-METHACRYLOYLOXYETHYL phosphorylcholine/n-butyl methacrylate; 3:7) in our catalog (epa_cpdat).
Products
174
Brands
6
Personal careBatteries
Typical roles
Cosmetic IngredientFilm formerHumectantSoftener and conditioner
Found in these products
- AtodermBioderma · Non Food ProductsMinor
- sephoraNon Food ProductsCritical
- sorry for my skin maskModerate
- Numbuzin No.3 Super Glowing Essence TonerBeautyHigh
- ISNTREE Hyaluronic Acid Moist CreamBeauty
- Advance Techniques Intense Repair ShampooCritical
- Concentrated Ginseng Rejuvenating Cream RichSulwhasoo · CreamCritical
