Grown only in winter, Fresh Peas have a high content of protein, carbohydrate, vitamins A, B1, B2 and traces of C as well as traces of Iron. One cup of boiled green peas has 46% of your RDA of vitamin K-1, known for maintaining bone health and helping blood to clot to prevent bleeding. Peas are high in fiber and low in fat and contain no cholesterol. Plus, they’re a good source of vegetable protein.