Pumpkin seeds are flat, dark green seeds in a gently yellowish-white shell. There are still goblins, under which name are often found in our supermarkets. They can be purchased peeled or in the shell, and unsalted and salted. For medical purposes, it has been used for thousands of years. A rich source of magnesium, calcium, potassium, iron, zinc and vitamin K is an excellent choice for snacking because they are rich in omega 3 fatty acids that the body requires to maintain heart health and regulating blood pressure. A handful of pumpkin seeds meet half the daily needs of the average person for amino acids. Why should you eat pumpkin seeds, read below.