Note that if you are executing the following code in Python 2.x, you will have to declare the encoding as UTF-8/Unicode - as follows: 1. # -*- coding: utf-8 -*-. The following function is arguably one of the quickest and easiest methods to check if a string is a number.
basket of pumpkin seeds Photo Credit Gyuszko/iStock/Getty Images. Pumpkin, squash and sunflower seed kernels are all rich in both zinc and copper. Roasted pumpkin and squash seeds contain 9 milligrams of zinc per cup, while toasted sunflower seeds contain 7 milligrams in every cup.
Summary of Food Sources. The most well-known fact about zinc in foods is almost certainly that oysters are rich in zinc. A typical oyster weighing approximately one ounce will contain about 8-9 milligrams of zinc. So two oysters would put you over the WHFoods recommended daily amount of 11 milligrams.In addition to oysters, other shellfish tend to be rich in this mineral, as are many other animal foods. Shrimp, for example, rank as our 10th best WHFoods source of zinc.his task can be a very challenging one. Although there is some amount of zinc in all WHFoods, no individual food ranks as an excellent source of this mineral. Only five foods rank as very good sources, and 24 foods rank as good sources of zinc.