{ "$schema": "https://foodadditiveindex.com/api/v1/schema.json", "id": "https://foodadditiveindex.com/additives/polydimethylsiloxane", "slug": "polydimethylsiloxane", "name": "Polydimethylsiloxane", "identifiers": { "e_number": null, "ins_number": "900a", "cas_number": "9016-00-6", "inchikey": null, "pubchem_cid": null }, "functional_class": "Emulsifier", "summary": "Polydimethylsiloxane is an antifoaming agent, added to frying oil so it does not foam over and to processing lines where foam would stop the machinery. It is a silicone — the same family as Silly Putty and bathroom sealant.", "derivation_summary": "Produced by polymerising dimethylsiloxane units. It is chemically inert, does not react with food, and passes through the body unabsorbed.", "regulatory_status": [ { "jurisdiction": "US", "jurisdiction_name": "United States", "authority": "Food and Drug Administration", "status": "not_listed", "status_label": "Not listed", "note": "Does not appear on this jurisdiction’s permitted list. 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"iupac", "source": "openfoodtox" } ], "hazard_reference_values": [], "sources": [ { "key": "gsfa", "name": "Codex General Standard for Food Additives (CXS 192-1995)", "publisher": "Codex Alimentarius Commission (FAO/WHO)", "licence": "FAO terms — non-commercial use with attribution", "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/", "retrieved_at": "2026-09-07T07:54:15.059Z" } ], "citation_policy": "Cite as: Food Additive Index, \"Polydimethylsiloxane\", https://foodadditiveindex.com/additives/polydimethylsiloxane. This site reports regulatory status and does not rate additives.", "generated_at": "2026-09-08T00:09:38.629Z" }