Feeder Fuel is a Homemade, Full balanced Gutload for ALL Feeder insects. This diet fuels the life of your feeder insects. Which also greatly benefits your insect eating reptile. This is 50% of your feeder insects diet. The other 50% should include fresh fruits & veggies. Those are also a source of hydration for your feeder insects. Feed this feeder fuel along with fresh fruits & veggies at least 2 hours before feeding the insects off you your reptile. This is called Gutloading. The healthier your feeders are, the healthier your reptile will be.