Yes soybeans are complete proteins unlike other plant based proteins.
When you eat soybeans or soybean based food you get many health benefits because the soybeans contain all of the essential amino acids your body cannot make and needs to obtain from food.
Soybeans are high in fiber, high in protein, low in saturated fat, free of cholesterol, free of lactose, contains lots of omega 3 fatty acids, antioxidants and soybeans are also high in phytoestrogens.
Eating soybeans or eating foods containing soybeans can help lower your blood sugar, lower your cholesterol, reduce your risk of heart disease, reduce your risk of cancer, boost your immune system, boost your brain health, lower your blood sugar, lower your blood pressure and keep your blood pressure at the correct levels.
Soybeans can also improve bone strength, reduce bone loss, lower your risk of prostate cancer, lower the risk of breast cancer and help with menopause symptoms as well.