Dogzymes Probiotic Max, 1-Pound It contains 8 strains of specialized beneficial bacteria and 10 different enzymes for a MINIMUM of 6.8 Billion Colony Forming Units PER GRAM Built to support the dogs body during hard work, stress, illness, growth, compromised immune systems, old age difficulties, pregnancy, and more. Dosage may be safely doubled during times of stress or compromised digestive function. Suggested feeding rate:  teaspoon per 25 pounds of body weight UNLESS we advise you otherwise for special cases.