I believe a major component is formic acid.
The insect's sting's cure will be caused if we apply a soaked wet pad of ammonia water.
Mimesis. If you look like a stinging insect, other creatures treat you like a stinging insect, without the biological overhead of actually having to grow a stinger and produce toxin.
bee
calamine lotion
Hornet
Wasp?
Blood vessels will expand to keep the bite from bleeding. This expansion of blood vessels can irritate nerves that are nearby which causes the insect bites to sting and/or itch.
Tarantula Hawk Wasp
Red wasp.
The main ingredient in yoghurt is milk.
Sausage is the main ingredient.
The shake's main ingredient is milk.