I have been a repeat customer for more than 10 years. I love Nzymes. We found them when we had a poodle with candida, and have been a HUGE fan of Oxy Drops and Tincture of Black Leaf ever since. We use other products such as this last order with the antioxidant/probiotic supplements. I have always had 100% success with everything we use. Many products from Nzymes are my go-to with all stray animals, orphan animals I nurse back to health, when my kids get sick, to prevent illness. Soooo MANY things.