However,  a priori  is sometimes used to modify other nouns, such as truth. Philosophers also may use apriority and aprioricity as nouns to refer (approximately) to the quality of being  a priori .
Lectins are drawn right to that lining, and your immune system retaliates. Lectins are found in all foods, but in some more than others. All seeds of the grass family - wheat, rye, rice, spelt, etc. - are high in lectins. You also find lectins in beans, dairy and in the nightshades (tomatoes, potatoes, eggplant). According to a 1991 study, dairy may be potentially more harmful in pasteurized, processed milk because of the reduction of SIgA, an immunoglobulin that binds dangerous lectins.
Executive Summary of the Lectin Avoidance Diet. My simple lectin avoidance diet formula: Eat meat and seafood, as much as you want, mostly in the day. Supplement with this Life Extension Mix Powder for basic nutrition. The lectin avoidance diet excludes grains, beans, nuts, seeds, most potatoes and all dairy. Allowed foods include all seafood, meats, chicken/turkey (all fowl), eggs (if not allergic) and most fruit and vegetables. Romaine lettuce, cruciferous veggies, cucumbers, and celery are the best vegetables to include.