Skip to main contentSkip to footer
Fruit© GrosbyGroup

7 fruits to help boost your immune system this winter

Save your sick days this year


Jovita Trujillo
Jovita Trujillo - Los Angeles
Senior WriterLos Angeles
JANUARY 2, 2024 10:43 PM EST

As winter continues and the days get colder, with the rise of COVID-19 and other flu strains, it’s time to be vigilant about what we consume. There are countless supplements and “miracle” concoctions, but some of the best immune-boosting items are in the fruit section of your local grocery store. Here are seven fruits to help keep you healthy this winter.

Organic berries© GettyImages

Berries

Berries like blueberries, strawberries, and raspberries are jam-packed with antioxidants, vitamins, and fiber to help support overall health. The polyphenols in berries are known for having antiviral, antimicrobial, anti-inflammatory, and immunomodulatory properties, per the National Institute of Health. Recent research has demonstrated they can also prevent age-related neurodegenerative diseases and improve motor and cognitive function.

Fruit© GrosbyGroup

Citrus fruits

Fruits like oranges, grapefruits, and clementines are rich in vitamin C, which boosts the immune system and helps the body fight off infections. They also provide a good dose of antioxidants, which are important for overall health.

Vinagre de manzana© GettyImages

Apples

Apples are high in fiber, and can aid in digestion and help regulate blood sugar levels. They also contain antioxidants and vitamin C, contributing to immune support. The skins contain quercetin, a type of plant pigment flavonoid that helps boost your immune system and reduce inflammation, per Fruitguys.

Granada© GettyImages

Pomegranates

Pomegranates are rich in fiber, antioxidants and vitamin C, E, K, making it great for your immune system. It can help protect the body from oxidation stress and protect against various conditions. Per Medical News Today, it may benefit people with inflammatory conditions and diabetes, boost digestion and memory and help prevent cancer.

Cesta de uvas© Istock

Grapes

Grapes contain antioxidants such as resveratrol, which can help your immune system’s fight against germs. They are also a good source of vitamins C and K and may have anti-inflammatory and heart-protective effects.

Fruit© GrosbyGroup

Kiwi

Kiwi is a great source of vitamin C, K, and E, iron, carotenoids, antioxidants and dietary fiber. It can support immune function, aid in gut health, and contribute to healthy skin. The vitamin C has also been linked to the reduction of wheezing symptoms in some asthma patients, per Webmd.

Fruit© GrosbyGroup

Bananas

Bananas are a good source of potassium, and can help maintain proper heart function and blood pressure. They are also high in vitamin B6 which is needed to keep the immune system functioning properly and helps regulate energy in the brain.