Could somebody help me with the list of healthy food options for kids?

Your son is a fussy eater and you being a mom is worried about his health and diet. I totally understand your condition. Let me see what can I do for you. Well all kids are quite choosy while eating. So, I will give you a list of snacks which you can buy from nearby market which is quite healthy and yum to relish for your kid. Here you go with the list:

1. Popcorn can be a good source to health

2. High protein bars such as luna bars

3. Yoghurt with no fat

4. Cereals

5. Low fat granola

6. Dried pineapple

7. Peanut butter can be served with fruits to make the taste double

8. Tuna mix with mayo can be a healthy snack

9. Pickels can serve the purpose but not too much of its consumption

I hope he like them and they satisfy his appetite. Hopefully I stood up to your expectations lowering your tension down.