what are four types of food that can provide helpful bacteria for the human body?

1. Yogurt - contains Lactobacillus and Bifidobacterium, which help with digestion and supporting the immune system.

2. Kefir - a fermented drink made from milk that contains various beneficial bacteria and yeasts.

3. Sauerkraut - fermented cabbage that contains Lactobacillus bacteria, which can help with digestion and regulating the immune system.

4. Kimchi - a Korean dish made from fermented vegetables that contains Lactobacillus bacteria, which can help with digestion and improve gut health.