The nutritional value of shepherd's purse is very high. Shepherd's purse has high nutritional value, shepherd's purse contains 85.1 grams of water per 100 grams, 5.3 grams of protein, 0.4 grams of fat, 6 grams of carbohydrates, 420 milligrams of calcium, 73 milligrams of phosphorus, 6.3 milligrams of iron, 3.2 milligrams of carotenoids, 10.14 milligrams of vitamins, 0.7 milligrams of niacin, 55 milligrams of vitamin C, and also contains flavonoid glycosides, choline, acetylcholine and so on.