Food additive databaseKeeps food longerChecked 2026-09-27
Post-harvest fungicides (OPP, TBZ, imazalil etc.) 防かび剤（OPP・TBZ・イマザリルなど）
Food additiveNot permitted in the EU
- Purpose
- prevents mold during transport
- On the label
- “防かび剤（イマザリル）” (antifungal agent (imazalil)), “防ばい剤（OPP）” (antimold agent (OPP)), and others
Flagged additives are marked when you use the Ingredient Checker (choose others).
In Japan
- Used after harvest, mainly on imported citrus fruits and bananas.
- It must be labeled at the point of sale even when the fruit is sold loose.
- Standards are set not by the amount used but by the amount that remains in the food (residue).
Under stricter rules abroad
Category: Not permitted in the EU
- In the EU it is not permitted as a food additive. It is managed as a pesticide, with residue limits.
Substances labeled this way
Related pages
Sources
Last checked 2026-09-27. Rules change over time. This page is a translation of our Japanese page; if they differ, the Japanese page is the reference.
The categories are not a safety verdict. Additives used in Japan are approved by the government, which sets the foods and amounts they can be used in. This page lists facts stated in laws and in evaluations by public bodies.