Dr Tim's Benefishal Peas come in easy to use jars with built-in grinder caps so that just the right amount of extra can be added to the food Can also grind over the tank as a treat High in fiber, p Bene-fish-al Fish Food Extras Peas Grinder 0.52 OUNCE 0.52

This product is used to treat swimbladder disease in the fish industry.