- beauty
- cleaning
- food
- industrial
Sodium chlorite
CAS 66554-51-6 · 40/100 · High conf.
Also registered as 3 other CAS numbers
1352826-56-2 · 2674135-33-0 · 7758-19-2
Concern score
Sodium chlorite in plain language
Also known as Stabilized oxychloro complex · NACLO2 · Oxychloro complex · Soc · Alcide LD · Atlas Prep Base
Show all 29 names
Auto-Chlor Base · Aztec Gold · Chlorite de sodium · Chlorite sodium · sodium salt Chlorous acid · Chlorous acid, sodium salt (1:1) · Chloroxide B · Dioxychlor · Doctor GuardStick · Duet Base · Duet Clear Base · EasyStick · Maracyn Oxy · Natriumchlorit · Neo Silox D · Opti-Guard Base · Orbit Clean Base · Purite · Textone · clorito de sodio · sodium chlorite. pel/tlv for chloride dioxide gas. · sodiumchlorite · sodium chlorite solution
Used in cosmetics as an oral-care ingredient and an oxidising agent.
- Oral care
- Oxidising
- Preservative
- Antimicrobial
- Moderate concern: no hazard classifications on record. It is listed for cosmetic use in the EU.
Why it's flagged
EPA CPDat observed this chemical in 36 composition records across product categories including Laboratory supplies, Construction and building materials, Batteries.
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. Sodium chlorite appears in these published regulatory listings.
- In marketed US drugs
- Inactive ingredient in US drugs
- Found in consumer products
- Beauty
- Cleaning
- Industrial
EUCosIngActiveListed in CosIng inventory for cosmetic use.
- Listed in CosIng inventory for cosmetic use.Source →
EUEFSAEFSA opinionOpinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to Treatment of poultry carcasses with chlorine dioxide, acidified sodium chlorite, trisodium phosphate and peroxyacids (EFSA AFC)
- Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to Treatment of poultry carcasses with chlorine dioxide, acidified sodium chlorite, trisodium phosphate and peroxyacids (EFSA AFC)Source →
GLOBALJECFAEvaluatedJECFA evaluation record. Functional class: preservative.
- JECFA evaluation record. Functional class: preservative.Source →
USEPAcommercial use observedEPA CPDat observed this chemical in 36 composition records across product categories including Laboratory supplies, Construction and building materials, Batteries. EPA CPDat classifies this chemical for functional uses including oral care, Oxidizing agent, Oral Care Agent.
- EPA CPDat observed this chemical in 36 composition records across product categories including Laboratory supplies, Construction and building materials, Batteries. EPA CPDat classifies this chemical for functional uses including oral care, Oxidizing agent, Oral Care Agent.Source →
USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 11 active drug products and 11 total products.
- FDA NDC lists this ingredient in 11 active drug products and 11 total products.Source →
Expert safety opinions
Independent scientific assessments cited by the records we hold, with the year and link where the record gives one.
SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.
EFSA
European Food Safety Authority
Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to Treatment of poultry carcasses with chlorine dioxide, acidified sodium chlorite, trisodium phosphate and peroxyacids (EFSA AFC)
2006 · EU EFSA listing · Read the source →
JECFA
Joint FAO/WHO Expert Committee on Food Additives
JECFA evaluation record. Functional class: preservative.
Year not recorded · GLOBAL JECFA listing · Read the source →
Evidence & sources
No graded research studies for Sodium chlorite yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.
Where this comes from
- Open →
CosIng
regulatory · updated 2026-09-23
- Open →
EFSA OpenFoodTox
regulatory · updated 2026-10-04
- Open →
EPA Chemical and Products Database
exposure · updated September 2021
- Open →
EPA DSSTox Identifiers
chemistry · updated 2025-12-29
- Open →
FDA Inactive Ingredient Database
regulatory · updated 2026-01-09
- Open →
FDA National Drug Code Directory
regulatory · updated 2026-12-31
- Open →
FDA GSRS UNII
registry · updated 2026-02-26
- Open →
WHO JECFA Database
regulatory · updated 2026-10-04
- Open →
openFDA Substance
registry · updated 2026-05-24
- Open →
PubChem Live Enrichment
chemistry · updated 2026-05-17
Reference links (2)
medscape.com
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
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.
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.
Where it has been recorded
How often EPA CPDat has listed Sodium chlorite in a product composition. These are source records, not Greenveil catalog products.
Source records
36
Named organisations
6
Typical roles
Found in these products
Their ingredient lists include Sodium chlorite; each product's own rating depends on its whole formula, so it is shown on the product page, not here.
- Beauty Cream BarDove
- oral rinse
- TheraBreath Oral RinseTheraBreath
- Alt Meat Co CHKN Lmn &thym200gmThe Alternative Meat Co
- 9702953240therabreath
- Define Balsam Moroccan Argan Oil 200mlLILLEBORG AS
- Define Hårkur Moroccan Argan Oil 100mlLILLEBORG AS
- Define Balsam Strength&Volume 200mlOrkla home & personal care
- Sunsilk Balsam Herbal Happines 250mlLILLEBORG AS
- dg health alcohol free breath defense mild mintdg health · Mouthwash
- Fresh Breath Oral RinseTheraBreath · Mouthwash
- MouthwashTheraBreath
- TheraBreath Anticavity Oral RinseTheraBreath · Hygiene
- Anticavity oral rinseTheraBreath
- Minerals Balsam Coconut, 250 mlOrkla Home & Personal Care AS · Cosmetic Products
- Sunsilk Balsam Bright Blossom 250 MlOrkla home & personal care