I do not think all of the flavors we've been offered can alter the eater's mental state, but unfortunately it seems the rainbow sherbet induces
[Fuuuuuck he can't even type it out without wanting to spit up blood...]
amorous effects. I've also observed that the chocolate makes people weepy.
If anyone else has observed or experienced an additional effect, or if you have information that contradicts my own conclusions, please leave it in a comment on this post. It would be well to have a central list, so people can more easily avoid getting roofied and making out in public with their best friend unwanted disruptions to their day.
[OOC: People are also welcome to have seen Shen Yuan making out with "Liu Feiyu" in the park and comment on it, though such interactions will inevitably carry a content warning for internalized homophobia on Shen Yuan's end!]