[It likely wouldn't reassure her to know that he'd put worse things than a strange plant in his mouth before.

He seemed pleased, if a little confused by her sudden praise, but offered her a polite smile.] I'm happy I could be of assistance.

No, the hormone cannot affect me. I do not have the receptors necessary. It could, however, affect any mammal that ingested it. I'm unsure if touch alone would be enough to feel an effect, but I would suggest avoiding it if possible. At this proximity, you may also be inhaling traces of it.