YenzoWhat is E1503 (castor oil)?
Circular 24/2019/TT-BYT (Appendix 1) lists INS 1503 with the functions: anticaking agent, carrier, emulsifier, glazing agent.
E1503Castor oil
E1503 is castor oil. In Appendix 1 of Circular 24/2019/TT-BYT it is listed with the functions: anticaking agent, carrier, emulsifier, glazing agent.
Did you know? Castor oil is the fixed oil obtained from the seed of Ricinus communis L. (family Euphorbiaceae); it is essentially the triglyceride of ricinoleic acid.
- Code
- E1503 · INS 1503
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 E1503 appears on labels
IngredientsIllustrative example
Wheat flour, vegetable oil, salt, sugar, anticaking agent (1503), dried onion and garlic, pepper, natural colour (160a).
anticaking agent (1503)anticaking agent 1503E1503INS 1503On Vietnamese labels: Dầu Castor
Castor oil in food
Questions about castor oil
Is castor oil harmful?
JECFA set an ADI of 0–0.7 mg/kg body weight a day for castor oil (evaluated in 1979; the latest evaluation in the INCHEM summary).
Is E1503 permitted in Vietnam?
Yes. Castor oil (INS 1503) is listed in Appendix 1 of Circular 24/2019/TT-BYT, the list of additives permitted in food.
Other anticaking agents
E570Fatty acidsvery lowE900Dimethyl polysiloxanelowE903Carnauba waxvery lowE953Isomaltvery lowE1442Hydroxypropyl distarch phosphatevery lowE1452Starch aluminium octenyl succinatehigh
See all anticaking agents →Updated 21 October 2026
Sources (4)
- 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:e1503)
- Thông tư 24/2019/TT-BYT (văn bản hợp nhất 09/VBHN-BYT), Phụ lục 2A
- FAO JECFA Monographs: Castor oil
- IPCS INCHEM, JECFA Evaluations: Castor oil (INS 1503)