Roaches' guts should be edible imo, sure you get poisoned and irradiated from consuming such a nasty thing but people should be able to eat it if they want to

Next up: guano should be edible

Next up: guano should be edible

Umm... no... they are literally defecation, I only suggest this because vanilla has edible spider eye, could be something fun if you are bored enough or maybe in need of some urgent foods.