![]() ![]() They found it reduced symptoms of rheumatoid arthritis, such as morning stiffness, pain, and swelling ( 24). In one older study, 43 people took a 1-g capsule of cod liver oil daily for 3 months. There is currently no cure for rheumatoid arthritis, but older studies suggest that cod liver oil may reduce joint pain and improve symptoms of rheumatoid arthritis like joint stiffness and swelling ( 24, 25). Rheumatoid arthritis is an autoimmune disease that’s characterized by damage to the joints. May reduce joint pain and improve rheumatoid arthritis symptoms It is especially important for people who live far from the equator.Ĥ. ![]() SummaryĬod liver oil is rich in vitamin D, which helps with maintaining strong and healthy bones. Getting enough vitamin D from foods and supplements like cod liver oil is especially important for people who live far from the equator, as their skin doesn’t get enough sunlight to synthesize vitamin D for many months of the year ( 23). More clinical and longitudinal studies are needed to better understand the effects of vitamin D on bone density in healthy children ( 21, 22). In fact, studies show that when accompanied by a diet high in calcium, taking a vitamin D supplement like cod liver oil can reduce bone loss among adults ( 19, 20). That’s because it helps your body absorb calcium - which is a necessary mineral for strong bones - from the gut ( 9). This can lead to fractures later in life, especially after menopause ( 17, 18).Ĭod liver oil is a great dietary source of vitamin D and may reduce age-related bone loss. This is because you start losing bone mass after age 40. It’s incredibly important to maintain healthy bones as you age. Cod liver oil is also a great source of vitamins A and D, both of which have antioxidant properties. The omega-3 fatty acids in cod liver oil may help suppress proteins that promote chronic inflammation. Interestingly, studies also show that people who are deficient in vitamins A and D are at a greater risk of chronic inflammation ( 14, 15, 16). They can reduce inflammation by binding and neutralizing harmful free radicals ( 12, 13). The omega 3-fatty acids in cod liver oil may reduce chronic inflammation by suppressing the proteins that promote it ( 11).Ĭod liver oil also contains vitamins A and D, which are powerful antioxidants. This is known as chronic inflammation, which is harmful and may increase the risk high blood pressure and several diseases, such as heart disease ( 10). Unfortunately, in some cases, inflammation can continue at a low level for long periods of time. Inflammation is a natural process that helps the body fight infections and heal injuries. SummaryĬod liver oil is very nutritious and provides a good amount of vitamins A and D. Each tsp of cod liver oil contains 1350 mcg RAE ( 5).Ĭod liver oil is also one of the best food sources of vitamin D, which has an important role in maintaining healthy bones by regulating calcium absorption ( 9). With the high levels of vitamin A in cod liver oil, keep in mind that the upper tolerable levels of vitamin A for adult males and females over 19 are 3,000 micrograms (mcg) retinol activity equivalents (RAE). ![]() Vitamin A has many roles in the body, including maintaining healthy eyes, brain function, and skin ( 7, 8).
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