Keep those muscles strong and is also good for the blood, skin, hair and nails.

2. Obesity and Weight Loss

The mighty Omega-3 fatty acid is able to stimulate a hormone called leptin, this helps the body’s metabolism. Tuna is also low on the glycemic index (GI) with a GI rating of 0, and is low in both calories and fat, making it a good food choice for those struggling with obesity who are on a healthy diet.

3. Blood Pressure

The Omega-3 fatty acid helps prevent high blood pressure.

4. Good for the Heart

Again, omega-3 fatty acids of tuna help improve cardiovascular health by increasing the Heart Rate Variability (HRV). Omega-3 fatty acids also protect your heart from developing abnormal heart rhythms.

5. Vitamins

The B vitamins present in tuna help to build and maintain red blood cells and increase energy. These water-soluble vitamins increase the rate of metabolism, strengthen the immune system and help keep the skin healthy.

6. Immune System

Tuna contains a antioxidant called Selenium which helps improve the body’s immune system, fighting off sickness, diseases and infections.