Those itty-bitty peas are packed with a long list of essential nutrients: protein, fiber, vitamins A, C, and K, thiamin, riboflavin, niacin, vitamin B6, folate, magnesium, phosphorus, potassium zinc, manganese, copper, iron, and even a small amount of calcium. Peas are also one of the only sources of saponins, which are phytonutrients that provide anti-oxidant, and anti-inflammatory benefits. Studies have shown saponins to reduce cholesterol, boost immunity, reduce bone loss, and lower cancer risk. (Read more about saponins on Phytochemicals.info and get your pea nutrition facts on Self.com.)