In Japan's 2011 food additive withdrawal list, tannin (extract) retained conditional additive authorization as long as it was not derived from chestnut astringent skins or tamarind seed coats.
Sources
- 55 Food Additives to be Removed from Approved List Japan (apps.fas.usda.gov)
- https://www.mhlw.go.jp/web/t_doc?dataId=00tb7388&dataType=1&pageNo=1 (mhlw.go.jp)
- https://www.nihs.go.jp/kanren/shokuhin/20141128-dfa-3.pdf (nihs.go.jp)