Six strains of live native bacteria, providing some of the strains most prevalent in domestic dogs. Pure, naturally fermented, antibiotic resistant and stable at room temperature - so no need to refrigerate. Vegetarian and free from GMO, gluten, wheat, soy, flavourings and colourings Cytoplan are a superb British supplement company (human and canine), based in Worcestershire and wholly owned by a charitable foundation. They produce a range of food-state and wholefood nutrients, recommended by medical professionals which are produced to the highest standards including thorough auditing of the supply chain.