Swanson Premium-Avena Sativa, in its formula, uses not only oats but also the green part of the plant and wild oat extract. It effectively supports the nervous and immune systems. It supports the regulation of blood sugar levels and has a prophylactic effect against the occurrence of hypothyroidism. In addition, it supports potency and improves the health and beauty of the skin. One capsule contains 400 mg of oat grass.