Nomination Summary for Dong quai (Angelica sinensis root [308068-61-3] and extract [299184-76-2]) (N20812)
Nominated Substances: 3-Butylidenephthalide [551-08-6], Dong quai Angelica sinensis root, Dong quai (Angelica sinensis root extract), Ferulic Acid [1135-24-6], Ligustilide [4431-01-0]
Nomination Date: 08/20/2008
Nominator: Private Individual
Rationale: Widespread use as a dietary supplement; suspicion of toxicity based on estrogenic activity and chemical structure; lack of adequate toxicity data
NTP Principles: not specified