That is one of the prerequisites for healthy digestion.
You need to take those with meals several times a day.
Food as medicine- use yogurt, sauerkraut, keffir, sour cream, pickled and fermented foods. All those contain naturally probiotics.Make sure- no preservatives in them(will kill the "good" germs) .You can eat any of those several times a week with better lasting effect . It is you choice!