YenzoWhat is E518 (magnesium sulphate)?
According to Appendix 1 of Circular 24/2019/TT-BYT, magnesium sulfate (INS 518) has the function firming agent and flavour enhancer.
E518Magnesium sulphate
E518 is magnesium sulfate. In Appendix 1 of Circular 24/2019/TT-BYT it has the function firming agent and flavour enhancer.
- Code
- E518 · INS 518
In Vietnam✓ PermittedOn the list of permitted additives — Circular 24/2019, Appendix 1
Risk level on the Yenzo Scalevery lowBased on the Open Food Facts additives taxonomy
How E518 appears on labels
IngredientsIllustrative example
Wheat flour, vegetable oil, salt, sugar, firming agent (518), dried onion and garlic, pepper, natural colour (160a).
firming agent (518)firming agent 518E518INS 518On Vietnamese labels: Magnesi sulfat
Questions about magnesium sulphate
Is E518 permitted in Vietnam?
Yes. Magnesium sulfate (INS 518) is listed in Appendix 1 of Circular 24/2019/TT-BYT, the list of additives permitted in food.
Other firming agents
E511Magnesium chloridevery lowE516Calcium sulphatevery lowE520Aluminium sulphatehighE521Aluminium sodium sulphatehighE522Aluminium potassium sulphatehighE523Aluminium ammonium sulphatemoderate
See all firming agents →Updated 21 October 2026
Sources (2)
- Open Food Facts additives taxonomy (Yenzo's table cites no EFSA opinion for this code). Open Food Facts additives taxonomy, https://github.com/openfoodfacts/openfoodfacts-server/blob/main/taxonomies/additives.txt (entry en:e518)
- Thông tư 24/2019/TT-BYT (văn bản hợp nhất 09/VBHN-BYT), Phụ lục 1