Calcium is a need for them as are vits.. You can over dose them on both or you can leave it out and give them mbd...
I calcium dust crickets daily for babies/juvies and everyother day for sub adults and adults.. They have nutrobol which is a calcium and multivit 2 times a week for babies and once a week for adults.
Calcium is import to keep their bones in good order and if your going to breed it is important for eggs and the growth of the embrio (sp)
It's good friends that walk beside you through the good times and carry you through the bad.