Put any feeders head to head — protein, fat, moisture, chitin, and calcium ratio — and see at a glance which is a staple and which is a treat.
Discoid roach is the best everyday staple here — lowest fat (6.5%) with low chitin.
Blaberus discoidalis
StapleMost insectivores — beardies, geckos, frogs, monitors
Low-chitin, low-smell, can't climb smooth walls, legal where dubia aren't. The default staple.
Manduca sexta
HydrationHydration & treats — great for sick or dehydrated animals
Mostly water. A hydration/variety treat, never a staple — too low in protein.
Nutrition values are approximate as-fed figures — they shift with diet, life stage, and source. Use the relationships (fat, chitin, Ca:P) to guide rotation, not as exact numbers.