Do we still need to take vitamin D to eat fish oil

Fish oil and vitamin D can be taken together, and they complement each other in function without conflict. Fish oil mainly provides Omega-3 fatty acids, while vitamin D promotes calcium absorption and bone health. Combined supplementation helps to coordinate the regulation of cardiovascular and immune systems. Fish oil is rich in EPA and DHA, which can regulate blood lipids, anti-inflammatory effects, and support brain and nerve development, but has no direct effect on calcium metabolism. Vitamin D enhances calcium and phosphorus utilization by activating intestinal calcium binding proteins, preventing rickets and osteoporosis. The combination of the two can meet the needs of cardiovascular and cerebrovascular protection as well as bone health, especially suitable for people with insufficient sunlight or middle-aged and elderly people. It should be noted that deep-sea fish themselves contain a small amount of vitamin D. If sufficient amounts of fish or fortified foods have been consumed in daily diet, it is necessary to evaluate whether additional vitamin D supplements are needed. Excessive vitamin D intake may lead to hypercalcemia, and regular monitoring of blood calcium levels should be conducted during long-term combined supplementation. People with abnormal liver and kidney function need to adjust their dosage. Taking fat soluble vitamins together with fish oil may increase the risk of accumulation. It is recommended that special populations such as children and pregnant women determine the ratio under the guidance of a doctor to avoid repeated supplementation of similar nutrient preparations.

It is recommended to assess the supplement needs of the two according to the dietary structure, and give priority to obtaining nutrients from salmon, sardine and other foods rich in Omega-3 and vitamin D. When taking supplements, pay attention to absorbing them in different time periods. Vitamin D is suitable for taking with meals, and fish oil can be arranged after breakfast or lunch. Regularly conduct serum vitamin D testing and blood lipid testing, dynamically adjust supplementation plans, and avoid nutritional imbalance.