E370 is 1,4-heptonolactone. The Codex INS table lists number 370 with the classes acidity regulator and sequestrant, but states that inclusion does not imply approval by Codex. The code is not in Appendix 1 of Circular 24/2019/TT-BYT.
Wheat flour, vegetable oil, salt, sugar, acidity regulator (370), dried onion and garlic, pepper, natural colour (160a).
It is 1,4-heptonolactone (INS 370). The Codex INS table (CXG 36, amendment 2015) lists it with the functional classes acidity regulator and sequestrant. The table is for identification only: inclusion does not imply approval by Codex.
1,4-Heptonolactone (INS 370) is not listed in Appendix 1 of Circular 24/2019/TT-BYT, the list of additives permitted in food, nor in Appendix 2B.
Updated 21 October 2026
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