Rx Vitamins Amino B+K Supplement for Cats - Extra Potassium & B-Complex Vitamins - Hypoallergenic - 4 oz Highly Palatable Liquid A Highly Palatable Liquid to be used as a supplement in cats where additional potassium is recommended Hypo-allergenic Delivers 2mEq of potassium gluconate with each 2 ml dosage Provides B-complex vitamins, aqueous liver fractions and essential amino acids in a highly palatable format for additional support