There’s a wild version called Pigweed that farmers where I live do their utmost to kill. The Pigweed is probably more nutritious than the corn and soybeans.
Dandelions, pigweed, lambsquarter, purslane — these are weeds that people pluck from their garden but should eat instead. You might appreciate this: https://www.ediblewildfood.com/purslane-pigweed-pizza.aspx