Wondering whether to take cod liver oil as a pill or a liquid? Learn how the two forms differ in terms of nutrient content, dosage, and ease of use. Because taking too much of certain vitamins, ...

Cod liver oil has been used for centuries as a preventative measure against vitamin D deficiency, also called rickets. Historically, people living in northern Europe have relied on cod liver oil as a ...

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 ...