"I'll, um," Noctis looked down at the drink with a sort of confused suspicion before he nodded, "keep that in mind. Thanks."

And then he actually took a sip of the drink, made a little bit of a face, and tried to be subtle about sniffing it because it tasted a little funny, but it should be fine, right? He tried another sip, and, now that he was expecting the flavor, it wasn't quite as bad that time around.