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.
- industrial
4-Hydroxyproline
CAS 6912-67-0
Flavouring and nutrient
Concern score
Not assessed — no hazard data yet.
Why it's flagged
EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products.
Regulation
No restrictions found. 4-Hydroxyproline appears in these published regulatory listings.
- commercial_presence
- cpdat_category:industrial
USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient.
- EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient.Source →
Evidence
No graded sources yet for 4-Hydroxyproline. 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 4-Hydroxyproline in our catalog (epa_cpdat).
Brands
1
Typical roles
Flavouring and nutrient
Found in these products
- Collagen Support VanillaNaturya · Dietary SupplementsMinor
- Collagen PeptidesVital Proteins · Dietary SupplementsMinor
- Hydrolyzed Collagen PowderTrader Joe's · Dietary SupplementsMinor
- Enhanced CollagenORGANIKA · Collagen SupplementModerate
- Marine CollagenOrganikaMinor
- CollagenAlgaeCal · Dietary SupplementsMinor
- 100% Grass Fed Bone Broth Protein Pure Unflavoredpaleovalley · Protein SupplementMinor
- Grass fed collagen peptidesThrive market · Dietary SupplementsHigh
- Avon collagen serum ampulesMinor
- Collagen PeptidesBUBS Naturals · Dietary SupplementsModerate
- Silk Collagen LumeElixir · Dietary SupplementsMinor
- Collagen PeptidesBulletproof · Collagen SupplementModerate
- Collagen PTNakedLow
- Multicollagen protein +Vitauthority · Dietary SupplementsMinor
- Marine collagen peptidesCodeage · CollagenLow
- petrizzio hidra shock diaHigh
- Beef Collagen PeptidesCarnivore Aurelius · Dietary SupplementsMinor
- Aloe Vera Curl Enhancing ShampooCHI · ShampooLow
- Cryosea Firming Icy-cold CleanserbosciaHigh
- Urinary care c/d multicare stress stew with chicken and added vegetablesHills · Non Food Products
