AMINO-B BOOSTER® is a liquid protein that provides vital amino-acids! It is essential for bee longevity & BROOD PRODUCTION. It helps fortify overwintered pollen. Use for early spring feeding to build up brood for pollination and to maximize production. Use to rapidly build up packages, nucs and swarms. Use for feeding bees during times of colony dwindling, late winter, mid-summer, dearth’s of nectar and pollen or droughts.