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
- pharma
Tryptophan
CAS 154635-35-5
Flavouring and nutrient
Concern score
Not assessed — no hazard data yet.
Why it's flagged
EPA CPDat observed this chemical in 3 composition records across product categories including Raw materials.
Regulation
No restrictions found. Tryptophan appears in these published regulatory listings.
- commercial_presence
- cpdat_category:industrial
- currently_marketed_ndc
- definition_level:complete
- definition_type:primary
- inactive_ingredient_database
- ingredient_type:ingredient substance
- marketed_drug_ingredient
USEPAcommercial use observedEPA CPDat observed this chemical in 3 composition records across product categories including Raw materials. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient.
- EPA CPDat observed this chemical in 3 composition records across product categories including Raw materials. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient.Source →
USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 73 active drug products and 75 total products.
- FDA NDC lists this ingredient in 73 active drug products and 75 total products.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →
Evidence
No graded sources yet for Tryptophan. 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 Tryptophan in our catalog (fda_ndc).
Products
75
Typical roles
Flavouring and nutrient
Found in these products
- Primalac 1,, · DairiesMinor
- Lait infantileHipp · Baby FoodsMinor
- GUIGOZ 3 BIO Croissance 800gNestlé, Guigoz · Baby FoodsMinor
- Protein OatsDoctor's Choice · Plant Based Foods And BeveragesHigh
- 1 First Baby Milk Formula From BirthBaby FoodsMinor
- Follow on milkAptamil · Baby FoodsModerate
- Burger PattiesImpossibleMinor
- Goat Infant FormulaKendamil · Baby FoodsMinor
- Sausage made from plantsImpossibleCritical
- BURGER PATTIESIMPOSSIBLE · Meat AlternativesHigh
- Baby formulaKendamil · Baby FoodsMinor
- Lait maternel de chèvreHolle · Baby FoodsMinor
- Collagen PeptidesVital Proteins · Dietary SupplementsMinor
- Aptamil 3Baby FoodsMinor
- Croissance bio 3CarrefourMinor
- First Infant MilkHiPP · Baby FoodsMinor
- PrebabyloveMinor
- Similac Pro AdvanceAbbott · Baby FoodsMinor
- Powder 12.1 Oz Can 6 CountAbbottModerate
- Hydrolyzed Collagen PowderTrader Joe's · Dietary SupplementsMinor
- Burger made from plantsImpossible Foods · Meat AlternativesHigh
- Steak BitesImpossible · Meat AlternativesMinor
- Similac Advance Step 1 Concentrated Liquid Milk-Based Iron Fortified Infant FormulaAbott · Baby FoodsModerate
- Astheplex3CPharma · Dietary SupplementsMinor
Often appears with
Ingredients that frequently appear alongside Tryptophan in the catalog.