How Much Potassium In A Potato Without Skin? foodiefitness.org. A medium (5.3 oz) potato contains 2 grams of fiber with the skin and 1 gram of fiber without the skin.1 Potassium and vitamin C are found predominantly in the flesh of the potato. A medium (5.3 oz) potato with the skin contains 620 mg of potassium and 27 mg of vitamin C.1 Removing the skin eliminates approximately 150 mg of potassium and 4.5 mg of vitamin C.
Web That’s because one small potato (1-3/4 inches to 2-1/4 inches in diameter) contains more than 700.
