i am confused. my local petstore here told me that supplements were not to be used for my chameleon's.one of the guy's their had a bad experiance and said his melleri went into convulsions when he dusted his crickets. sp please some one let me know for sure the brands/type if any are to be used and the amount of supplementation every wk. i am working with my corona[nosey be] approx 10 inches snout/vent and my female ambaja approx 5 inches snout/vent.