Cognitive development is Jean Piaget's theory. Through a series of stages, Piaget proposed four stages of cognitive development: the sensorimotor, preoperational, concrete operational and formal operational period.
The versatility of Bifidobacterium longum as a lactic acid microorganism is reflected in its capacity to resist under harsh conditions such as stomach acid, bile, pH fluctuations, and gastrointestinal passage.
Bifidobacterium longum plays an important role early in human life. Bifidobacterium longum is transferred from the mother to the child via breast feeding. This early transfer helps to boost the infantâs immune system. Diarrhea and allergies are less predominant in breast fed babies.