Using this product is a breeze. Simply sprinkle the 15-ounce topper on your dog or cat's regular food. It can be fed daily to support their digestive health. As for storage, keep it in a cool, dry place. There aren't many special precautions, but as with any new addition to your pet's diet, watch for any allergic reactions. If your pet has a pre - existing health condition, it's a good idea to consult your vet before starting them on this supplement. With regular use, you'll likely notice your pet's tummy troubles reducing and their digestion becoming more regular.