Replenishes beneficial probiotics for students to promote harmony of body, mind and soul G-NiiB Happy Child is a microbiome precision formula scientifically formulated and clinically studied by the Faculty of Medicine of a renowned university in Hong Kong. It consists of precise live probiotics and prebiotics formula to replenish beneficial probiotics for students to promote harmony of body, mind and soul. It is proven effective to relieve worries and gastro-intestinal discomfort. It also fosters attention and improves whole person health.