Question: 99 mg of potassium is equal to how many meq?
Answer: Every 5.99 milligrams of potassium gluconate has one milligram of elemental potassium. To change mg of elemental potassium to mEq, take mg and divide it by 39.0983 (atomic weight of potassium). For example, 90 mg is equivalent to 2.30 mEq, 99 mg is equivalent to 2.53 mEq.