Product Label Lactobacillus acidophilus (L acidophilus), one of the ten varieties found in this supplement, is the most commonly used probiotic. Probiotics support a healthy intestinal lining as well as the immune system by strengthening the barrier function of the intestinal mucosa, which helps to prevent the attachment of bad micro-organisms. Directions As a dietary supplement, take one (1) to two (2) capsules daily, preferably with a meal. Warning Keep out of reach of children. Does Not Contain: Corn, Wheat, Sugar, Salt, Citrus, Fish, Preservatives, Artificial Colors or Flavors Added.