How to approach giving your kids healthy alternatives in social situations? Here's what I do! There can be a balance of allowing your kids to experience fun foods without it being the norm. While this instance it's VBS, this isn't solely a church issue. This is prevalent in many areas (sports, school, daycare etc).
We set the foundation so they understand the what behind the why, which helps us not be a victim to the norm.
As far as what I say to the adults taking care of them: "here's a snack for her to have instead of what will be offered. Thank you!"