10 Foods to Nourish the Immune System (2024)

One of the best ways to keep a strong and healthy immune system is to eat well. What does this mean? We are often confused by the latest and greatest diets, but eating to nourish our health is not a fad, but a lifelong habit.

Nutrient-dense whole foods, fresh vegetables and fruits, lean meats, wild-caught fish, and flavorful spices are the basis for a good diet. Things that come out of a box, package or can are not promoting good health. We need to feed our bodies at the cellular level, and this is best done with a fresh, nourishing diet.

Incorporate these foods into your diet to help keep the immune system strong:

Pumpkin

Pumpkin is rich in Vitamin A, Vitamin C, lutein, zeaxanthin and antioxidants beta-carotene and alpha-carotene, and is wonderful to eat and low in calories. Pumpkin can be pureed and added to smoothies, pancakes, granola, protein balls, even macaroni and cheese! (See our favorite gluten and dairy free pumpkin pie recipe here). The nutrients and antioxidant benefits of pumpkin include: protecting eyesight and skin, low calorie/high fiber aids weight loss, may reduce some cancer risk, can boost mood, the immune system and helps fight infection. Roasted pumpkin seeds are a delicious snack and they are a terrific source of protein, zinc, and iron.

Garlic

Garlic has several antioxidants that can help strengthen immunity and ward off infections and viruses. Garlic is a most effective broad spectrum anti-microbial, possessing 39 different anti-fungal, bacterial, parasitic and viral agents. Garlic is also a super detoxifier. Add fresh garlic to salads, meats, vegetable sautes, and fresh salad dressing. The good part is allicin, and the best way to consume garlic is to eat it raw (crushed or chopped) or take as a supplement in freeze-dried capsules.

Turmeric

Turmeric provides antibacterial and antimicrobial properties and has been around for hundreds of years. The golden yellow spice is known as the “healing” spice to the Eastern cultures and is used in curries. The combination of turmeric and peppercorn enhances the absorption of curcumin, the main active ingredient found in turmeric. Curcumin is a powerful anti-inflammatory and an antioxidant. For medicinal properties, turmeric is used to help with sore throats, colds, flus, stomachache, wounds, skin problems and abrasions. Turmeric is delicious in curries, with roasted vegetables or as a warming drink on a cold night with golden turmeric milk (see recipe).

10 Foods to Nourish the Immune System (1)

Ginger

Ginger is commonly known for digestive issues, but it is also has anti-inflammatory and detoxification properties and is rich in antioxidants and helps support the immune system. Fresh ginger makes wonderful tea and can be added to vegetables, and soups for delicious flavor and health benefits.

Salmon

Wild-caught salmon is loaded with omega 3’s, Vitamins A, D and selenium, which all help boost the immune system. Salmon is a lean source of protein and experts suggest eating fish twice a week for health benefits and to keep inflammation in check.

Vegetables

Cruciferous vegetables (yes, the ones that are most pungent) contain antiviral and antibacterial properties. Vegetables contain fiber, vitamin C and other vitamins and minerals, and enzymes. Eat broccoli, brussel sprouts, cauliflower, cabbage, radishes, collards, arugula, spinach, kale, bok choy and greens. Add sweet potatoes, mushrooms, onions, tomatoes- eat the rainbow of vegetables and fruits!

Citrus Fruits

Citrus contain a high dose of Vitamin C, and are great for immune boosting. They also provide fiber, potassium and flavonoids. Guava, kiwi, red bell peppers, strawberries, oranges, cantaloupe and grapefruit contain the most Vitamin C. The body does not store Vitamin C, so plan on consuming citrus fruits daily.

Red Bell Peppers

Red bell peppers are higher than citrus fruits when it comes to the amount of Vitamin C they deliver. They are rich in beta-carotene, which the body converts to Vitamin A and is key for immunity. Peppers are great as a snack with hummus or wonderful in salads or meals.

Blueberries

Blueberries are full of antioxidants, especially when compared to other fruits. Studies suggest that blueberries can help fight cancer and increase the antioxidant value of the blood.

Bone Broth

Bone broth helps improve gut health, where 80% of the immune system lives. Bone broth is made by slow cooking bones so amino acids, vitamins, minerals and collagen are released into the savory broth. Amino acids help to reduce inflammation and are essential for immune health and liver function.

Eat the Rainbow of Foods

One of the best things you can do to stay healthy is to eat a rainbow of wholesome and nourishing food. Good food, some daily exercise and fresh air, a good night’s sleep, and de-stressing can go a long way to helping our immune system stay strong and resilient.

10 Foods to Nourish the Immune System (2024)

FAQs

10 Foods to Nourish the Immune System? ›

Consuming foods high in vitamin C such as grapefruits, oranges, tangerines, sweet red pepper, broccoli, strawberries, kale, and kiwifruit are thought to increase white blood cell production, which is key to fighting infection.

What foods repair immune system? ›

Consuming foods high in vitamin C such as grapefruits, oranges, tangerines, sweet red pepper, broccoli, strawberries, kale, and kiwifruit are thought to increase white blood cell production, which is key to fighting infection.

What food and drink really can boost your immune system? ›

Good choices of foods to boost the immune system include citrus fruits, spinach, almonds, papaya, and green tea. It's worth remembering though, that diet alone can't keep us healthy. It's also essential to exercise, maintain a moderate weight, and limit habits such as smoking and a high alcohol intake.

What is the strongest immune system booster? ›

Vitamins B6, C and E are all known for their immune-boosting properties. You can get all of these vitamins from a well-balanced diet, so you don't need supplements. Some foods rich in these vitamins include eggs, bell peppers, spinach and almonds.

Which fruit is best for the immune system? ›

Most citrus fruits such as oranges, grapefruits, tangerines, lemons, and limes contain high levels of vitamin C, which is thought to help fight infection by increasing your white blood cells. Whether you eat them whole, or squeeze the juice onto your food, don't forget to add these tangy fruits to your regular diet.

What foods fight viruses? ›

Foods that help your immune system

Specific veggies and fruits that reduce inflammation are apples, berries, tomatoes, celery and onions. Add fermented foods. Fermented foods have “good bacteria,” a.k.a. probiotics that help your immune system. Eating more fermented foods also reduces gas, bloating and diarrhea.

How can I boost my immune system in 24 hours? ›

Top 7 Tips to Boost Your Immune System In 24 Hours...
  1. Hydrate! ...
  2. Drink Bone Broth. ...
  3. Up your vitamin C. ...
  4. Step outside. ...
  5. Stock up on zinc. ...
  6. Rest up. ...
  7. Fermented foods. ...
  8. Turmeric Latte Recipe.
Oct 9, 2023

How to make your immune system super strong? ›

6 Ways to Boost Your Immune System
  1. Stay up-to-date on recommended vaccines. ...
  2. Maintain a healthy diet. ...
  3. Exercise regularly. ...
  4. Hydrate, hydrate, hydrate. ...
  5. Get plenty of sleep. ...
  6. Minimize stress. ...
  7. One last word on supplements.
Oct 21, 2022

Which drinks boost immunity? ›

Here are six dietitian approved options:
  • Drink your greens. Eating (or drinking) more fruit and veggies is a great way to support and strengthen your immune system. ...
  • Honey and Lemon. ...
  • Almond milk (with B12) ...
  • Infused Water. ...
  • Boosted smoothies. ...
  • Ginger tea.

Is banana good for the immune system? ›

Additionally, bananas contain a prebiotic compound that nourishes flora in the gut and may help boost the immune system.

How do you reset your immune system? ›

Healthy ways to strengthen your 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.
Mar 28, 2024

What weakens the immune system? ›

Your immune system can also be weakened by smoking, alcohol, and poor nutrition. AIDS. HIV, which causes AIDS, is an acquired viral infection that destroys important white blood cells and weakens the immune system. People with HIV/AIDS become seriously ill with infections that most people can fight off.

What disease attacks the immune system? ›

Some are well known, such as type 1 diabetes, multiple sclerosis, lupus, and rheumatoid arthritis, while others are rare and difficult to diagnose. With unusual autoimmune diseases, patients may suffer years before getting a proper diagnosis.

What vitamin is best for the immune system? ›

Consuming adequate amounts of several vitamins and minerals—including vitamin A, vitamin C, vitamin D, vitamin E, selenium, and zinc—is important for proper immune function, and clinical deficiencies of these nutrients weaken immunity and can increase susceptibility to infections [2,4,5,8-10].

Do any immune supplements actually work? ›

The bottom line is that aside from vaccines, there's really nothing you can take to improve your immune system, so it's probably best to avoid pills and potions that make those types of claims.

Which food has the highest immunity? ›

Which foods boost the immune system?
  • Ginger. ...
  • Garlic. ...
  • Green tea. ...
  • Kefir. ...
  • Sunflower seeds. ...
  • Almonds. ...
  • Oranges or kiwifruit (kiwis) ...
  • Red bell pepper. For people trying to avoid the sugar in fruit, red bell peppers are an excellent alternative source of vitamin C.

Are bananas good for the immune system? ›

Bananas are not only a prebiotic food – supporting gut health – they are high in vitamin B6. This vitamin is needed to keep the immune system functioning properly. Bananas are an excellent base for your next smoothie! Other foods high in vitamin B6 include cold-water fish, lean chicken breast, chickpeas and potatoes.

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