Researchers have found that 500 mg of vitamin C a day can ease allergy symptoms. To gain this support from whole food sources, try eating oranges, grapefruit, lemons, and limes. A large orange contains nearly 100 mg of C, while half of a large grapefruit contains about 60 mg.
Kale, Collard Greens, and Broccoli
These members of the crucifer family are rich in carotenoids, pigments believed to aid in fighting allergy symptoms. To improve carotenoid absorption, saute' these vegetables in olive oil.
This amazing plant contains histamine, the chemical produced during an allergic reaction. Hence, it helps develop tolerance. Look for nettles in your local woods or ask a farmer whether they have a patch in their garden. Try making nettle pesto.
Quercetin, which is abundant in onions, garlic, and shallots, helps fight allergies by acting like an anti-histamine.
This diuretic, liver-cleansing herb inhibits the secretion of histamines, thereby relieving congestion. It's delicious in artichoke spread, too!