A formula that clears customs in Germany can get rejected in Shanghai — not because the emulsifier is unsafe, but because the E-number system, FDA GRAS, and China’s GB standards classify and limit the same molecule differently. — not because the emulsifier is unsafe, but because the E-number system, FDA GRAS, and China’s GB standards classify and limit the same molecule differently. For multi-market manufacturers, understanding those differences is the difference between a container that clears and one that sits.
This guide maps Span and Tween regulatory status across six major markets, with the exact E-numbers, ADIs, and certification requirements for each.
The Three Pillars of Global Emulsifier Regulation
EU: The E-Number System
The EU runs the most structured food additive framework in the world, under Regulation (EC) No 1333/2008. Every approved additive gets an E-number — confirmation that EFSA has evaluated it and assigned it to specific food categories with defined maximum limits.
An E-number means: EFSA safety evaluation passed (acute, chronic, reproductive, genotoxicity) + assigned to categories with MPLs + purity specs in Reg (EU) No 231/2012 + subject to ongoing re-evaluation.
US: FDA GRAS and 21 CFR
The FDA takes a different path. Instead of a unified numbering system, emulsifiers are listed individually in 21 CFR with application-specific limits. The GRAS (Generally Recognized As Safe) designation means the ingredient has a history of safe use or scientific consensus — it doesn’t require pre-market approval for each new use within established limits.
Codex Alimentarius: The Global Baseline
The Codex GSFA (General Standard for Food Additives) assigns INS numbers — the international equivalents of E-numbers — and category-specific maximum use levels. Codex isn’t law, but it’s the reference point that national regulators use. If Codex approves it, most countries follow.
Complete E-Number / INS Reference
| Emulsifier | E-Number | INS | FDA Reference |
|---|---|---|---|
| Span 20 | E493 | 493 | — |
| Span 60 | E491 | 491 | 21 CFR 172.842 |
| Span 65 | E492 | 492 | — |
| Span 80 | E494 | 494 | — |
| Tween 20 | E432 | 432 | 21 CFR 172.836 |
| Tween 40 | E434 | 434 | — |
| Tween 60 | E435 | 435 | 21 CFR 172.836 |
| PS65 | E436 | 436 | 21 CFR 172.838 |
| PS80 | E433 | 433 | 21 CFR 172.840 |
| GMS / DMG | E471 | 471 | 21 CFR 184.1505 |
| SSL | E481 | 481 | 21 CFR 172.846 |
| DATEM | E472e | 472e | 21 CFR 184.1101 |
| Lecithin | E322 | 322 | 21 CFR 184.1400 |
Span and Tween Regulatory Status by Market
| Market | Span Status | Tween Status | Key Reference | ADI |
|---|---|---|---|---|
| EU | E491–E495 approved | E432–E436 approved | Reg (EC) 1333/2008 | 10 mg/kg bw/day (group) |
| USA | Span 60 GRAS; others limited | PS60/65/80 GRAS; others limited | 21 CFR 172.836–842 | Application limits |
| China | GB 2760-2024 approved | GB 2760-2024 approved | GB 2760-2024 | Per category |
| Japan | Approved | Approved | MHLW specs | — |
| Brazil (MERCOSUR) | INS 491–495 harmonized | INS 432–436 harmonized | GMC Res. 11/06 | — |
| GCC / Middle East | GSO-approved | GSO-approved | GSO 2500 | — |
Halal, Kosher, and Religious Certifications
| Certification | Span/Tween Status | Key Requirement | FoodEmul Status |
|---|---|---|---|
| Halal | Certifiable | No animal/alcohol components; plant-derived raw materials | ✅ MUI (Indonesia) |
| Kosher | Certifiable — Pareve | No meat or dairy derivatives; kosherized equipment | ✅ Pareve |
| Non-GMO | Available | Cassava-sourced sorbitol or certified non-GMO corn | ✅ Available on request |
| Vegan | Suitable | No animal-derived inputs at any stage | ✅ |
Clean Label and Emerging Regulatory Risks
Span and Tween are synthetic-designated emulsifiers under most clean-label frameworks. They carry E-numbers and are produced through chemical processes (esterification, ethoxylation). For brands pursuing clean-label positioning, lecithin (E322) is the most direct replacement, though it lacks the HLB range and functional specificity of Span/Tween blends.
Emerging risks to watch:
- EU microplastics restriction: Proposed restrictions on intentionally added microplastics could affect solid/powder emulsifier forms. Liquid forms (Span 80, PS80) are less exposed.
- EFSA re-evaluation cycle: All food additives authorized before 2009 are subject to ongoing re-evaluation. Stay current with EFSA published opinions.
- California Food Safety Act: State-level restrictions emerging in the US — monitor for potential emulsifier listings.
Multi-Market Compliance Checklist
| Check | Question | Reference Document |
|---|---|---|
| 1 | Is the emulsifier approved in the target market? | 21 CFR, EU 1333/2008, GB 2760 |
| 2 | Is it approved for the specific food category? | Category-specific MPLs in each regulation |
| 3 | Does dosage stay within the permitted limit? | CoA + formulation calculation |
| 4 | Are religious certifications current? | Halal/Kosher certificates — check expiry |
| 5 | Does labeling use the correct identifier? | E-number (EU), INS (Codex), CAS (US) |
| 6 | Is purity documentation aligned? | FCC, EU 231/2012, or GB standard on CoA |
Key Takeaways
- Span (E491–E495) and Tween (E432–E436) are approved in all major markets — EU, US, China, Japan, Brazil, GCC. No market is a dead end.
- The group ADI of 10 mg/kg bw/day (EU) or 25 mg/kg bw/day (JECFA) applies to total polysorbate or total sorbitan ester intake. If your formula uses multiple grades, they add together.
- Halal and Kosher certification is straightforward for plant-derived Span/Tween — see our Halal & Kosher Compliance Guide. FoodEmul products carry MUI Halal and Pareve Kosher certification.
- For multi-market shipments, verify: approval status in target market in target market, category-specific MPL, current certifications, and correct labeling identifier (E-number, INS, or CAS).
- For full Span/Tween product specifications, see our Span 60 and PS80 product pages. For the compliance guide, see Global Compliance Standards.
