[1] Garden peas are a common nutritional source for humans that contains legumin.
[3] Legumin is an insoluble hexameric conjugated protein with a high concentration of carbon and oxygen.
Karl Heinrich Ritthausen found legumin from peas, vetches, lentils, and field beans to contain the elements in the following proportions: carbon, 51.48%; hydrogen, 7.02%; nitrogen, 16.77%; and oxygen, 24.32%.
Legumes like beans, lupins, and peas have great nutritional value for humans.
They provide an inexpensive but effective low fat protein source.