{ "$schema": "https://foodadditiveindex.com/api/v1/schema.json", "id": "https://foodadditiveindex.com/additives/sodium-bisulfite", "slug": "sodium-bisulfite", "name": "Sodium bisulfite", "identifiers": { "e_number": "E222", "ins_number": "222", "cas_number": "7631-90-5", "inchikey": "DWAQJAXMDSEUJJ-UHFFFAOYSA-M", "pubchem_cid": 23665763 }, "functional_class": "Preservative", "summary": "Sodium bisulfite is a preservative and antioxidant used in dried fruit, juices and winemaking, and to stop cut produce browning.", "derivation_summary": "Made by passing sulfur dioxide through sodium carbonate solution.", "regulatory_status": [ { "jurisdiction": "US", "jurisdiction_name": "United States", "authority": "Food and Drug Administration", "status": "permitted", "status_label": "Permitted", "provision_count": 1, "provisions": [ { "status": "permitted", "food_category": null, "max_level": null, "max_level_unit": null, "conditions": null, "effective_from": null, "citation": { "ref": "21 CFR 182.3739", "url": "https://www.ecfr.gov/current/title-21/section-182.3739" }, "source": "ecfr", "retrieved_at": "2026-09-07T18:25:51.549Z" } ] }, { "jurisdiction": "CODEX", "jurisdiction_name": "Codex Alimentarius", "authority": "Codex Alimentarius Commission / JECFA", "status": "permitted_with_conditions", "status_label": "Permitted, with conditions", "provision_count": 59, "provisions": [ { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.1.1.2", "name": "Surface-treated fresh fruit" }, "max_level": 30, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 44 & 204", "effective_from": "2011", "citation": { "ref": "CXS 192-1995 Table One, INS 222, food category 04.1.1.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.1.2.1", "name": "Frozen fruit" }, 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"conditions": "GSFA notes: 44", "effective_from": "2006", "citation": { "ref": "CXS 192-1995 Table One, INS 222, food category 04.1.2.11", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.1.2.2", "name": "Dried fruit" }, "max_level": 1000, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 44, 135 & 218", "effective_from": "2011", "citation": { "ref": "CXS 192-1995 Table One, INS 222, food category 04.1.2.2", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/" }, "source": "gsfa", "retrieved_at": "2026-09-07T07:54:15.059Z" }, { "status": "permitted_with_conditions", "food_category": { "system": "codex", "code": "04.1.2.3", "name": "Fruit in vinegar, oil, or brine" }, "max_level": 100, "max_level_unit": "mg/kg", "conditions": "GSFA notes: 44", "effective_from": "2006", 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