My vet gives me Harrisons Organic Bird food to feed to my crickets, and honestly my WDs have been gaining more weight and their color has been so much better since I started using it as gutload, I just thought Id share it with you guys so maybe you can try it out too and see if you can tell the difference..It seems to be a great gutload...and its fairly cheap too, I buy a pound at a time and it lasts me about 6 months http://harrisonsbirdfoods.com/default.asp thats the website if anyones interested...I use the high potency coarse formula and when I get it I just put it in the food processor to grind it up..lol, its great...well just thought Id share