A complete gecko diet, PBF is designed to fulfill the unique requirements of reproductive crested geckos. The main source of fat and protein in this food is from Insects (crickets and black soldier fly larvae) while still remaining palatable and well liked by almost all geckos. The fruits used are a delicious blend of Bananas and Apricots. he higher fat levels help keep egg production strong throughout the breeding season. The calcium level is near the maximum level for a complete diet.