Lactobacillus Casei is a Gram-positive, non-sporulating, rod-shaped bacterium that is commonly found in the human gastrointestinal tract, as well as in dairy products and fermented foods. It is a lactic acid bacterium that plays a crucial role in the fermentation of milk and other dairy products. Lactobacillus Casei is known for its beneficial effects on human health, particularly in supporting digestive health and boosting the immune system.