AMINO-B BOOSTER® provides all vital amino-acids. Essential for bee longevity and brood production. Use to stimulate brood rearing during late winter and early spring when pollen sources are poor and to help fortify overwintered pollen. It is also a great additive where pollen stress is a problem. A must for Queen Production: with AMINO-B BOOSTER®, the nurse bees make the highest quality royal jelly.