What is the Difference Between Fish Oil vs Cod Liver Oil - And Just What Are The Benefits?

You may know that I am a huge fan of Fish Oil. It’s good for the brain, it’s good for the nerves and it reduces inflammation through the body BUT there is a lot of benefits to Cod Liver Oil. Especially in the Winter. So what is the difference and what are the benefits?

Fish Oil: Made from oil in the meat of a fish and primarily known for its high levels of omega-3 fatty acids (EPA and DHA), fish oil is often recommended for supporting heart health. Multiple studies have demonstrated that regular intake of fish oil supplements can reduce the risk of heart attacks and death from coronary heart disease. A Harvard study showed that omega-3 supplements provide an 8% reduction in the risk of heart attack, particularly at higher doses, making fish oil an effective tool in cardiovascular health management. This benefit is particularly relevant for people who have already experienced a cardiovascular event, like a heart attack, as omega-3s help prevent subsequent occurrances​.

Cod Liver Oil: Made from oil extracted from the liver of cod fish, cod liver oil also contains omega-3 fatty acids, its standout feature is the additional vitamins A and D. Vitamin A is essential for eye health and immune function, while vitamin D which is harder to come by from the sun in winter months, is crucial for maintaining bone health and supporting the immune system. However, the amounts of EPA and DHA in cod liver oil tend to be lower than in fish oil, so for those seeking higher doses of omega-3s specifically, cod liver oil might not be as potent. Cod liver oil can be particularly beneficial during the winter months orfor people who are deficient in vitamin D.

Comparison: Fish oil is a better choice for those primarily seeking cardiovascular benefits due to its higher omega-3 content, while cod liver oil offers a more well-rounded nutrient profile with the added vitamins A and D. If you’re looking to bolster your heart health and reduce inflammation, fish oil is likely the better option. But if you’re aiming for broader nutritional support, especially in terms of bone and immune health, cod liver oil might be the way to go.

In conclusion, both supplements offer valuable health benefits. The choice depends on your individual health goals—whether it’s cardiovascular protection or a more comprehensive nutritional boost. Either way, incorporating these oils can help support a healthier, more vibrant lifestyle!

References:

1. https://www.heart.org/en/news/2019/10/21/fish-oil-supplements-provide-some-benefit-after-heart-attack-heart-failure
2. https://hsph.harvard.edu/news/in-major-meta-analysis-of-clinical-trials-omega-3-fish-oil-supplements-linked-with-lower-cardiovascular-disease-risk/