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
- food
- industrial
2-Methyl-3(2H)-isothiazolone
CAS 125794-71-0
Antioxidant · Biocide · Fragrance
Concern score
Not assessed — no hazard data yet.
Why it's flagged
EPA CPDat observed this chemical in 9337 composition records across product categories including Construction and building materials, Laboratory supplies, Cleaning and safety.
Regulation
No restrictions found. 2-Methyl-3(2H)-isothiazolone appears in these published regulatory listings.
- commercial_presence
- consumer_product_presence
- cpdat_category:beauty|cleaning|pharma|food|industrial
- definition_level:complete
- definition_type:primary
- ingredient_type:ingredient substance
- occupational_presence
- substance_class:chemical
USEPAcommercial use observedEPA CPDat observed this chemical in 9337 composition records across product categories including Construction and building materials, Laboratory supplies, Cleaning and safety. EPA CPDat classifies this chemical for functional uses including Preservative, Antioxidant, Processing aids not otherwise specified.
- EPA CPDat observed this chemical in 9337 composition records across product categories including Construction and building materials, Laboratory supplies, Cleaning and safety. EPA CPDat classifies this chemical for functional uses including Preservative, Antioxidant, Processing aids not otherwise specified.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 2-Methyl-3(2H)-isothiazolone. 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 2-Methyl-3(2H)-isothiazolone in our catalog (epa_cpdat).
Products
9,337
Brands
6
Construction and building materialsLaboratory suppliesCleaning and safetyRaw materialsHome maintenanceIndustrial products
Typical roles
AntioxidantBiocideFragrancePreservative
Found in these products
- True Dent DentrifriceNon Food ProductsHigh
- ChampoingsPantene · Non Food ProductsHigh
- Coconut MilkHerbal Essences · Health BeautyHigh
- JessysMinor
- Champú PANTENEttyw · Non Food ProductsHigh
- au lait 700mlpanteneHigh
- الطاووسSavon liquide · Non Open Products FactsHigh
- malizia arganHigh
- Persil lessive liquide bouquet de ProvenceHenkel, Persil · LessiveCritical
- Piel sana gel de duchaInstituto EspañolHigh
- Dettol Liquid HandwashDettol · Liquid HandwashCritical
- Gel de baño hidratanteNatural HoneyCritical
- Gel de baño hidratante de avenaInstituto EspañolCritical
- jabón en cremaamalfi · SHigh
- Gel Régulateur Active de Toilette Intime Soin et Prévention au CranberryIntima · HygieneHigh
- 1751301004Critical
- Miracle Moist ShampooAussie · HairHigh
- Shampoo Miracle Moist 500 mlProcter & Gamble Norge AS · Non Food ProductsHigh
- HIMALAYA NEEM.FACE WASH 50MLHIMALAYA · Non Food ProductsHigh
- AROMA SENSE COCONUTFLORESE · HygieneHigh
- NIVEA Men Active Energy Hydraterende DagcrèmeNivea Men · BeautyCritical
- Repair & CarePantene Pro V,Proctor & Gamble · PanteneHigh
- Dish LiquidSeventh Generation · Dishwashing DetergentMinor
- Dish SoapMrs. Meyer's Clean Day · Dishwashing LiquidHigh
Often appears with
Ingredients that frequently appear alongside 2-Methyl-3(2H)-isothiazolone in the catalog.
- Methylisothiazolinone
- Fragrance
- Methylisothiazolinone
- 5-Chloro-2-methyl-3(2H)-isothiazolone
- Methylchloroisothiazolinone
- Magnesium nitrate
- Magnesium dinitrate hexahydrate
- Beef peptone (enzymatic; 400 mw)
- Lauramidopropyl betaine
- Amides, coco, N-[3-(dimethylamino)propyl], alkylation products with chloroacetic acid, sodium salts
- Cocamidopropyl betaine
- Poly(oxy-1,2-ethanediyl),alpha-sulfo-omega-hydroxy-, C12-14-alkyl ethers, sodium salts