The dust mite droppings are the source of the irritating and allergenic effects of the mite. There is actually an enzyme in the mite feces similar to Adolf's meat tenderizer that can itself irritate a person, or cause an allergic reaction. So, people allergic to dust are really allergic to a bunch of poop, or dust mite do-do. Peanut is a bean that grows in the ground. It is not a nut that comes from trees, like hickory nuts.
Peanuts are the most frequent cause of food anaphylaxis in children.
Avoidance is the best treatment for people with anaphylaxis to foods. Venom is the toxic liquid inside the venom sacs of honey bees, wasps, yellow jackets, fire ants and snakes. Venom contains substances that can cause severe allergic reactions, such as anaphylaxis.