Quercetin is well known for it’s potent antioxidant activity, and is found in a variety of plant foods, some of which include berries, cranberries, onions, apples, cruciferous vegetables, tomatoes, citrus fruits, peppers and leafy greens.
It has many health benefits, and plays an important role in supporting the immune system and optimal respiratory system function. It’s definitely worth looking into if you’re interested in immune support, and overall health and well-being.