Concentrated DE Powder: Wholistic DE powder is made from crushed microscopic sea creatures from freshwater deposits; these microscopic shards are completely harmless to your pet and is effective for a number of pet care problems Powerful Pet Care: Our formula consists only of organic, food-grade DE powder; it can be taken internally or topically Natural Mineral Support: DE has also been shown to be an excellent digestive aid cleanser for your pet; it helps absorb harmful toxins and has a significant amount of calcium to promote stronger bone structure Natural and Safe Ingredients: Our supplement for pets is free from fillers, synthetics, GMOs, and artificial flavors. It's the perfect supplement to boost meals that are homemade, raw, or plain kibble Trusted Quality since 1998: For over 20 years, Wholistic Pet Organics has been the top choice for pet owners, providing premium organic supplements for dogs, cats, and horses. Based in Bedford, NH, we're a small, family-owned, NASC-audited, HACCP, and GMP certified company Wholistic Pet Organics is happy to help rid your dog of bothersome bugs! This premium pet supplement contains pure and natural DE powder composed of the fossilized remains of microscopic seashells called diatoms