[Oh for goodness sake...]

No.

[Kit shook his head at Vincent. A mistake. It took a moment for everything else to stop shaking, too.]

You can't just eat everything!

[And then, belatedly, the implication behind Vincent's words struck him and he wagged the index finger of his free hand in the other boy's face.]

We are not ingesting that. It's for emergencies. Like making sure you're not seen in a place you shouldn't be in. What's is wrong with you?