Home | Zeigler - Nutrition Through Innovation Aquaculture, Pet Nutrition, Health & Research, Feed Mill Franchising, aquaponics, penaeid, hatchery probiotics, nursery probiotic, post larvae, pl, biofloc, shrimp feed, shrimp diets, shrimp nutrition, shrimp larval feeds, shrimp larval diets, shrimp hatchery, raceway feeds, artemia replacement, shrimp flakes, aquafeed, aquaculture feed, liquid feed, larval diets, vannamei, monodon Zeigler Bros., Inc. (ZBI) is a global leader in the research, development and production of nutritional solutions for the aquaculture, pet/zoo and lab/biomedical industries. Founded in 1935, ZBI is a privately owned family business currently operating under the direction of a third generation of the Zeigler family.