Maintaining a robust immune system is key to keeping healthy and warding off illnesses. According to Registered Dietitian Nutritionists (RDNs), incorporating specific fruits and vegetables into your diet can provide a powerful boost to your immune health. Here are the 9 best fruits and vegetables for a healthy immune system:

1. Citrus Fruits: Oranges, grapefruits, lemons, and limes are loaded with Vitamin C, which is known to increase the production of white blood cells. These cells are crucial in fighting infections.

2. Bell Peppers: Another excellent source of Vitamin C, bell peppers also contain beta carotene which helps maintain healthy skin and eyesight, acting as a first-line defense mechanism against pathogens.

3. Broccoli: Packed with vitamins A, C, and E, as well as numerous antioxidants, broccoli is one of the healthiest vegetables you can put on your plate. The key to keeping its power intact is to cook it as little as possible or even eat it raw.

4. Garlic: This potent ingredient found in almost every cuisine around the world is highly revered for combating infections due to its concentration of sulfur-containing compounds such as allicin.

5. Ginger: Often used in illness recovery, ginger has anti-inflammatory and antioxidative properties that may help decrease chronic diseases alongside promoting immune response.

6. Spinach: Rich in vitamin C as well as numerous antioxidants and beta carotene, spinach not only boosts the immune system but also helps our body’s cells to regenerate and repair.

7. Yogurt: Opt for yogurts that have “live and active cultures” printed on the label like Greek yogurt which stimulates your immune system to help fight diseases and enhances gut health.

8. Almonds: Packed with vitamin E that acts as an antioxidant in your body, almonds play a role in maintaining a healthy immune system when consumed regularly.

9. Sunflower Seeds: High in phosphorus, magnesium, and vitamins B-6 and E, sunflower seeds are full of nutrients which can support immune function by fighting off free radicals and improving cell multiplication.

Including these fruits and vegetables in your diet can aid in supporting a well-functioning immune system. Remember that variety is key since each fruit or vegetable has its unique set of nutrients that contribute to overall health. Consult with RDNs for personalized advice tailored to your dietary needs and preferences.