Eggs are a solid source of vitamin D, but many foods like cod liver oil, rainbow trout, and fortified milk contain higher levels of this important nutrient.

Which cod liver oil is best? Taking cod liver oil for health benefits isn’t a new idea. Ancient Vikings and other Norse people traditionally consumed it during the winter, and it appears they were on ...

There are many stories of mothers forcing their children to take cod liver oil. Centuries ago, northern Europeans used cod liver oil to protect them from the cold. It was made from the livers of Gadus ...

For years, cod liver oil has been touted as a healthy, nutritious supplement because of its benefits, including lowering blood pressure and reducing the risk of heart disease. Like other fish oils, it ...