Peanuts are an excellent plant-based source of protein. They are rich in vitamins, minerals, and various plant compounds. Peanuts can be beneficial as part of a weight loss diet and may reduce the risk of heart disease and gallstones. Peanuts provide all 20 amino acids for the body – the predominant amino acid, arginine, boosts the immune system. Additionally, they contain many minerals, vitamins, and beneficial plant compounds for the body. A diet rich in peanuts may enhance heart health, aid in weight loss, prevent gallstones, and control blood sugar levels.