I get puffiness under my eyes after a hard night of drinking. As you suggested, this might be from water retention or from dehydration? I'm not sure I quite understand.
Don't worry about the small things. If his feelings do get hurt by a comment that could be misenterpreted, he'd better toughen up, because the road ahead doesn't get any easier. Lol, and tell your husband to let those comments pass...Covering up only exacerbates their effect.