Note: All services in AngularJS are singletons. That means that the injector uses each recipe at most once to create the object. The injector then caches the reference for all future needs. Since a Factory is a more powerful version of the Value recipe, the same service can be constructed with it.
A healthy serving size is about 1 to 2 walnuts, per day. To add these wonder nuts to your meal, chop them in your whole grain cereal or make your own walnut butter by blending a few of them with some honey and cinnamon if you wish.
Story at-a-glance 1  +. One-quarter cup of walnuts, for instance, provides more than 100 percent of the daily recommended value of plant-based omega-3 fats, along with high amounts of copper, manganese, molybdenum, and biotin. 2  Walnuts may help reduce not only the risk of prostate cancer, but breast cancer as well.