French Beans are high in protein, calcium, fat, vitamins A, B, D as well as starch. These make for great skin, eyesight, teeth as well. They also boost your metabolism, help burn fat and enhance your immune system.
They are full of iron, which helps the production of blood cells.
Vitamin B in French beans helps the Qi (or life energy), as well as ensuring the effective working of the kidneys and spleen.
They are also good for stimulating virility and sperm production.
It is not advisable to eat raw French beans because they consist of red blood cell coagulant which causes food poisoning.