are oranges a good source of potassium
Oranges as a Source of Potassium. Oranges are a good source of potassium, providing 237 mg each, and a 6 oz. serving of orange juice provides 372 mg, according to the Linus Pauling Institute.This is approximately 5 percent of the 4.7 g of potassium per day recommended for most people.otassium is used by the body for contracting muscles, keeping balance between the water inside and outside the cells and proper enzyme function. You can increase your potassium levels by eating foods containing this nutrient, fruits, vegetables, meat and milk. Oranges are a source of potassium.