Classification
Product TypeIngredient
Product FormDry powder / granules
Industry PositionFood additive (cellulose ether thickener/stabilizer)
Market
Hydroxypropyl methylcellulose (HPMC; hypromellose, CAS 9004-65-3; INS 464) is authorized in the United States as a direct food additive under 21 CFR 172.874. The regulation permits use under good manufacturing practice (GMP) for technical functions including thickening, stabilizing, emulsifying, suspending, protective colloid use, and film-forming (with limits for standardized foods that do not allow the additive). U.S. demand is primarily industrial/B2B, supplying food manufacturers that require controlled viscosity grades and conformance to compendial specifications (e.g., National Formulary referenced by 21 CFR 172.874 and FAO/WHO JECFA specifications). Import compliance is shaped by FDA import controls such as Prior Notice and FSMA Foreign Supplier Verification Program (FSVP) obligations on the U.S. importer.
Market RoleDomestic consumption market with both domestic production and imports (food-grade cellulose ether additive)
Domestic RoleFormulation aid for U.S. food manufacturing (texture/viscosity control, stabilization, film forming) under FDA food-additive authorization
Risks
Regulatory Compliance HighNon-compliance with U.S. import requirements can block entry, including (a) failing to meet the conditions of use for hydroxypropyl methylcellulose as a direct food additive under 21 CFR 172.874 and (b) importer non-compliance with FSMA FSVP obligations for imported foods (21 CFR Part 1, Subpart L).Confirm intended use fits 21 CFR 172.874 (GMP; permitted technical effects; standardized-food limitations), align product specs with applicable compendia (NF and/or JECFA), and ensure the U.S. importer has a documented FSVP (including supplier approval/verification and records).
Food Safety MediumImpurity non-conformance can trigger rejection or customer non-acceptance; the JECFA specification for HPMC includes limits for lead and propylene chlorohydrins, among other parameters.Implement lot-level testing/COA review against JECFA/FCC/NF specifications (including impurity limits such as lead and propylene chlorohydrins) and qualify suppliers with consistent analytical methods.
Documentation Gap MediumFailure to submit adequate FDA Prior Notice for imports, or entry data issues tied to importer identification requirements under FSVP, can cause delays, holds, or refusal actions at the port.Transmit Prior Notice through ACE/ABI or PNSI for every shipment, and ensure entry filings include the FSVP importer’s required identifiers consistent with 21 CFR 1.509.
Labeling LowDownstream finished foods in the U.S. must declare ingredients by common or usual name, and mislabeling can create enforcement risk for brand owners using the additive.Provide customers with a clear recommended ingredient declaration name consistent with U.S. labeling rules and maintain supporting identity/spec documentation.
Standards- National Formulary (NF) specifications referenced in 21 CFR 172.874
- FAO/WHO JECFA specifications for INS 464 (Hydroxypropylmethyl cellulose)
- USP Food Chemicals Codex (FCC) monograph (where required by buyer specifications)
FAQ
What is the U.S. regulatory basis for using hydroxypropyl methylcellulose (HPMC) in food?In the United States, hydroxypropyl methylcellulose is authorized as a direct food additive under 21 CFR 172.874 when it meets the referenced specifications and is used under good manufacturing practice for listed technical functions (with limits for standardized foods that do not allow such use).
What import compliance programs typically matter for bringing HPMC into the U.S. as a food ingredient?FDA Prior Notice is required for food offered for import into the U.S., and U.S. importers are subject to FSMA Foreign Supplier Verification Program (FSVP) requirements to verify their foreign suppliers and maintain records under 21 CFR Part 1, Subpart L.
Which identity or purity specifications are commonly referenced for HPMC?Compendial and international specifications are commonly used in trade, including the National Formulary specifications referenced in 21 CFR 172.874 and FAO/WHO JECFA specifications for INS 464 (which include assay ranges for substituents and limits for certain impurities such as lead and propylene chlorohydrins).