YenzoWhat is E632 (dipotassium inosinate)?
Appendix 1 of Circular 24/2019/TT-BYT lists the function of Dipotassium inosinate (INS 632) as: flavour enhancer.
E632Dipotassium inosinate
E632 is Dipotassium inosinate. Appendix 1 of Circular 24/2019/TT-BYT lists its function as flavour enhancer.
- Code
- E632 · INS 632
- Group
- Flavour enhancer
In Vietnam✓ PermittedOn the list of permitted additives — Circular 24/2019, Appendix 1
Risk level on the Yenzo Scalelow?Based on the Open Food Facts additives taxonomy
How E632 appears on labels
IngredientsIllustrative example
Wheat flour, vegetable oil, salt, sugar, flavour enhancer (632), dried onion and garlic, pepper, natural colour (160a).
flavour enhancer (632)flavour enhancer 632E632INS 632On Vietnamese labels: Kali 5'-inosinat
Dipotassium inosinate in food
Salt substitutes
Questions about dipotassium inosinate
Is dipotassium inosinate harmful?
The JECFA database (the FAO/WHO expert committee) records an ADI of “not specified” (no numerical ADI is needed) for dipotassium 5'-inosinate, evaluated in 1985; this is a group ADI for inosinic acid and its calcium, dipotassium and disodium salts.
Is INS 632 permitted in Vietnam?
Yes. Dipotassium inosinate (INS 632) is listed in Appendix 1 of Circular 24/2019/TT-BYT, the list of additives permitted in food.
Other flavour enhancers
E629Calcium guanylatelowE630Inosinic acidlowE631Disodium inosinatelowE633Calcium inosinatelowE634Calcium 5'-ribonucleotideslowE635Disodium 5'-ribonucleotideslow
See all flavour enhancers →Updated 23 October 2026
Sources (3)
- 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:e632)
- Thông tư 24/2019/TT-BYT (văn bản hợp nhất 09/VBHN-BYT), Phụ lục 2A: mức sử dụng tối đa phụ gia trong thực phẩm
- JECFA (FAO/WHO) evaluation database: Dipotassium 5'-inosinate, INS 632