The studies show that Omega-3 fatty acids may help to strengthen immune system by enhancing the functioning of immune cells. Docosahexaenoic Acid (DHA) & Eicosapentaenoic Acid (EPA) may actually enhance the function of immune B cells.

Research made by Scientists team states that Docosahexaenoic Acid (DHA) & Eicosapentaenoic Acid (EPA) are believed to help prevent disease by reducing inflammation. And new findings show that Docosahexaenoic Acid (DHA) enhances the activity of white blood cells known as B cell.

Please see:  Essential Fatty Acid is good for resistance to novel coronavirusis

3 Vitamins Strengthen Immune System

Meanwhile, scientists found 3 Vitamins Strengthen Immune System

Vitamin C is one of the biggest booster to strengthen immune system of all.
In fact, a lack of vitamin C can even make you more prone to getting sick. Foods rich in vitamin C include oranges, grapefruits, tangerines, strawberries, bell peppers, spinach, kale and broccoli. Daily intake of vitamin C is essential for good health because your body doesn't produce or store it. The good news is that vitamin C is in so many foods that most people don't need to take a vitamin C supplement unless a doctor advises it.

Vitamin B6 is vital to supporting biochemical reactions in the immune system to strengthen immune system.

Vitamin B6 rich foods include chicken and cold water fish such as salmon and tuna, green vegetables.

Vitamin E is a powerful antioxidant that helps the body fight off infection to strengthen immune system.
Foods rich in vitamin E include nuts, seeds and spinach.

Healthy ways to strengthen immune system

1. Don't smoke.
2. Eat a diet high in fruits and vegetables.
3. Exercise regularly.
4. Maintain a healthy weight.
5. If you drink alcohol, drink only in moderation.
6. Get adequate sleep.
7. Take steps to avoid infection, such as washing your hands frequently and cooking meats thoroughly.

It is important for human to strengthen immune system to lead a healthy living life time.