Omega-3 fatty acids are part of the polyunsaturated fatty acids. Unlike saturated fatty acids, the body cannot produce them by itself. They must therefore be provided by the diet. Since omega-3 fatty acids are vital for our body, they are called essential fatty acids.

The article is about whether the regular consumption of fish or omega-3 fatty acids has an influence on genetic body weight. Here we summarize the results of a recent American study on this topic, which was published in 2019 in “The American Journal of Clinical Nutrition”.