Nutritional yeast is a seasoning—yellow in color and available as flakes, granules, or a powder—that can be used in various ...

This imbalance can cause a yeast or bacterial infection. A yeast infection occurs when there is an overgrowth of a fungus called Candida. People may also refer to it as vaginal thrush ...

Probiotics are healthful strains of live bacteria and yeast that may provide a range ... It may increase the risk of infection in those with a weakened immune system. Trillions of bacteria and ...