someday, when the world hopefully returns to sanity, we need to figure out how much fruit/veggies we need to eat to provide the same protection as our supplements....
Quercetin:
“Fruits and vegetables are the primary dietary sources of quercetin, particularly citrus fruits, apples, onions, parsley, sage, tea, and red wine. Olive oil, grapes, dark cherries, and dark berries such as blueberries, blackberries, and bilberries are also high in quercetin and other flavonoids.”
zinc:
“Meat. Meat is an excellent source of zinc . ...
Shellfish. Shellfish are healthy, low-calorie sources of zinc. ...
Legumes. Legumes like chickpeas, lentils and beans all contain substantial amounts of zinc. ...
Seeds. ...
Nuts. ...
Dairy. ...
Eggs. ...
Whole Grains.