Omega-3 fatty acids are necessary for our health, but we can’t make them. We have to get them through food. Omega-3 fatty acids are found in fish, such as salmon, tuna, and halibut, other seafoods, including algae and krill, some plants, and nut oils. Also known as polyunsaturated fatty acids (PUFAs), omega-3 fatty acids play a crucial role in brain function, as well as normal growth and development. They have also become popular because they may reduce the risk of heart disease.
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