Parsley is a highly nutritious plant. It is a very good source of dietary fiber, vitamin A, vitamin C, vitamin K, folate, calcium, iron, magnesium, potassium, copper and manganese, and a good source of protein, vitamin E, thiamin, riboflavin, niacin, vitamin B6, pantothenic acid, phosphorus and zinc. A cup of fresh parsley is just 22 calories and provides 101% of the Daily Value (DV) of vitamin A, 133% DV vitamin C and 21% DV iron (nutritiondata.com). The percent DV on a Nutrition Facts label indicates how much a nutrient contributes to a healthy adult’s daily recommended intake based on a 2,000-calorie diet. Parsley leaves have been used traditionally for a wide variety of purposes, including for gastrointestinal, kidney and respiratory health benefits1 .