Quote Originally Posted by NW Amphibian Rescue View Post
I use them both for my darts. You cannot mix them together so i alternate Herptivite and Rep-Cal, one at one feeding and the other at the next. I only use them once each per week for my TreeFrogs because I gut load my crickets with them as well. It is relatively inexpensive insurance.
Wait... You can't mix them together? The website I used to buy them encouraged mixing them and thus I have been doing it for a year now.