Some people are like that. Meat doesn't sit well with them, or a hundred other reasons because our bodies are too complicated for our own good.

[ She's trying to reassure him and maybe even make a joke, but she's pretty sure she's doing a crap job of it. But she has to make an effort - it's what she does, she can feel that. Marie is a person who takes care of others, and this man certainly seems to need a little kindness right now. ]