Mahi mahi is lean, meaning it’s low in fat, especially compared to fattier fish like salmon. It’s a great source of high-quality protein, which is essential for building and repairing tissues, keeping you full, and supporting muscle growth. Plus, it’s low in calories, making it a good option if you’re watching your intake.Nutritionally, mahi mahi is rich in B vitamins, like B12 and niacin, which are important for energy production and keeping your nervous system healthy. It also contains selenium, an antioxidant that helps protect your cells from damage, and potassium, which is good for heart health and maintaining proper muscle function.