Which type of bacteria primarily helps in digestion?

Probiotic bacteria play a crucial role in digestion by promoting a healthy gut microbiome. These beneficial microorganisms, which include various strains of Lactobacillus and Bifidobacterium, assist in breaking down food, synthesizing vitamins, and enhancing nutrient absorption. They also help maintain the balance of the gut flora, inhibiting the growth of harmful bacteria and supporting the immune system. By facilitating these processes, probiotic bacteria contribute to overall digestive health and well-being.

In contrast, pathogenic bacteria can cause infections and illness, while gram-negative bacteria are often associated with pathogenicity and can trigger disease responses in the body. Antibiotic-resistant bacteria pose a significant public health challenge, as they can survive treatments meant to eradicate infections, further complicating digestive health issues. Thus, probiotic bacteria are specifically recognized for their positive contribution to digestive processes.