This antiviral and antibacterial herb contains polysaccharides that increase the body’s production of white blood cells, which fight infection. Echinacea is available in an extract or tablet form, making it easier to get your daily supply of this immunity-boosting flower.
Chinese and Japanese herbal medicine practitioners have used medicinal mushroom for centuries, and blends containing shiitake, reishi, and maitake mushrooms are great for strengthening the immune system.
Cat’s Claw is antibacterial, antifungal, and antiviral and is known to boost the immune system and increase the body’s protection against illness.
Buffers the inflammatory response by increasing steroid output by your adrenal glands; a good buffer if your immune system is over responding to the flu.
The active agent is rosmarinic acid, a strong antioxidant.
Adaptogenic astragalus is thought to combat stress, and it contains anemia, which can improve blood counts. Add this herb to soups to fight fatigue and boost your immune system during cold and flu season.
Garlic is a powerful antioxidant with antimicrobial, antiviral, and antibiotic properties. It’s also a natural decongestant!
This pungent root is a powerful antihistamine and decongestant that delivers a one-two punch against cold symptoms. Add it to stir-fried dishes or boil it to make a cup of ginger tea with some added lemon and honey for a pleasant and healing hot drink.
Elderberries are packed with quercetin, an antioxidant with antihistamine and anti-inflammatory effects. A teaspoon of elderberry syrup can combat flu symptoms and help people with sinus pains or chronic fatigue find relief.
Increases the bioavailability of just about all other foods – herbs and other compounds.