The Incredible Health Benefits Of Tuna 1. Omega-3 fatty acids in tuna reduce LDL cholesterol and support heart health. 2. Potassium and omega-3 in tuna help reduce blood pressure and prevent strokes. 3. Tuna's natural oils raise HDL cholesterol and combat harmful triglycerides. 4. Tuna is rich in immune-boosting micronutrients like manganese, selenium, vitamin C, and zinc. 5. Omega-3 in tuna supports retinal health and reduces age-related vision issues. 6. Tuna's omega-3s and antioxidants help inhibit cancer cell growth and inflammation. 7. Tuna is low in calories, high in protein, and helps prevent unhealthy snacking. 8. Tuna provides vitamin B, antioxidants, and vitamin D, which support bone health and prevent fractures. 9. Elastin and vitamin B in tuna promote skin elasticity and new cell synthesis. 10. Omega-3 in tuna improves brain function and memory and reduces Alzheimer's risk.