Food use
Food-use source coverage is present in the current record.
The ingredient appears in food-oriented source coverage or allowed-use references, which makes food use easier to support than a context with no domain signal at all.
- beauty
- cleaning
- industrial
C.I. Acid Red 1
CAS 3734-67-6 · 25/100 · High conf.
Colorant · Dye · Fragrance
Concern score
25/100Minor concern based on regulatory listings.
Well researched
Why it's flagged
Disodium 5-acetylamino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonate is listed in Annex IV of the EU Cosmetics Regulation (EC) 1223/2009 (colorants allowed in cosmetic products).
The score describes this ingredient's chemical identity — its hazard profile from published classifications and regulatory status — not the safety of any product it appears in.
Regulation
No restrictions found. C.I. Acid Red 1 appears in these published regulatory listings.
- commercial_presence
- consumer_product_presence
- cpdat_category:cleaning|industrial
- definition_level:complete
- definition_type:primary
- eu_annex:IV
- eu_cosmetic_allowed_colorant
- ingredient_type:ingredient substance
EUECallowed_listedAnnex IV of EU Cosmetics Regulation (EC) 1223/2009: colorants allowed in cosmetic products. Maximum concentration: Not to be used in products applied on mucous membranes Conditions of use and warnings: Purity criteria as set out in Commission Directive 95/45/EC (E 128)
- Annex IV of EU Cosmetics Regulation (EC) 1223/2009: colorants allowed in cosmetic products. Maximum concentration: Not to be used in products applied on mucous membranes Conditions of use and warnings: Purity criteria as set out in Commission Directive 95/45/EC (E 128)Source →
USEPAcommercial use observedEPA CPDat observed this chemical in 7 composition records across product categories including Laboratory supplies, Cleaning products and household care, Vehicle. EPA CPDat classifies this chemical for functional uses including Dye, Fragrance.
- EPA CPDat observed this chemical in 7 composition records across product categories including Laboratory supplies, Cleaning products and household care, Vehicle. EPA CPDat classifies this chemical for functional uses including Dye, 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 C.I. Acid Red 1. 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
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.
Where it appears
Prevalence of C.I. Acid Red 1 in our catalog (epa_cpdat).
Products
7
Brands
6
Laboratory suppliesCleaning products and household careVehicle
Typical roles
ColorantDyeFragrance
