Fragrance avoidance
Not a strong fit for fragrance avoidance because it carries Fragrance.
The ingredient itself is a fragrance-linked signal, so it is better treated as an avoid case when fragrance exposure is the main concern.
- beauty
- cleaning
- industrial
DL-Leucine
CAS 1105707-16-1
Fragrance · Softener and conditioner
Concern score
Not assessed — no hazard data yet.
Why it's flagged
EPA CPDat observed this chemical in 66 composition records across product categories including Laboratory supplies, Personal care.
Regulation
No restrictions found. DL-Leucine appears in these published regulatory listings.
- commercial_presence
- consumer_product_presence
- cpdat_category:beauty|cleaning|industrial
- definition_level:complete
- definition_type:primary
- ingredient_type:ingredient substance
- occupational_presence
- substance_class:chemical
USEPAcommercial use observedEPA CPDat observed this chemical in 66 composition records across product categories including Laboratory supplies, Personal care. EPA CPDat classifies this chemical for functional uses including Softener and conditioner, Fragrance.
- EPA CPDat observed this chemical in 66 composition records across product categories including Laboratory supplies, Personal care. EPA CPDat classifies this chemical for functional uses including Softener and conditioner, Fragrance.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 DL-Leucine. We publish evidence only once a source is linked and reviewed — this ingredient is in the catalog, but has not been assessed.
Allergen profile
Canonical allergen markers detected on this ingredient. Each row is derived from the ingredient’s name or synonyms matching a known allergen class — useful when scanning a label for a specific allergy context.
- MolluscsContains · Oral (ingested)
Source: chemindex_name_match
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
Avoid
Where it appears
Prevalence of DL-Leucine in our catalog (epa_cpdat).
Products
66
Brands
6
Laboratory suppliesPersonal care
Typical roles
FragranceSoftener and conditioner
