From the page: "Nutritional Composition of Watermelon Seeds
Watermelon seeds are a good source of vitamin B like Thiamin, niacin, and folate. Watermelon seeds are rich in minerals like magnesium, manganese, phosphorus, zinc, iron, potassium and copper. 100 grams of watermelon seeds provides around 139%, 87%, 82%, 74%, 44%, 20% and 37% of daily dietary values of these minerals respectively. Watermelon seeds are also a good source of dietary fiber which is essential for healthy bowel movements and digestion."