MY PUPPY IS NOT A PICKY EATER.. SHOULD I GIVE HIM NON-TASTY TREATS TO KEEP HIM THAT WAY? WILL YUMMY TREATS MAK?

I give my dog Wellness Wellbites, Blue Wilderness jerky, and baked peanut butter/cookie dog treats (not all of this in one day). She gets variety because plain treats are boring. She also eats Orijen dog food and occasional wet food. She gets 95% meat wet food from EVO and Nature's Variety Instinct. She is a little picky mainly towards dog food (she won't eat dog foods that have a lot of grains and no meat) but she loves all of those brands and flavors so...