Astragalus is one of the most popular tonic herbs in China, it is a warming tonic particularly suited to young, active people, increasing stamina and endurance, and improving resistance to the cold. It is often combined with other herbs as a blood tonic.
Research has shown that in common with ginseng, schizandra has adaptogenic properties, helping the body to adapt to stress. Schisandra is a superior tonic herb and acts throughout the body, strengthening and toning many different organs. Probably best known as a sexual tonic for both men and women, schizandra reputedly increases the secretion of sexual fluids and, in men, it also improves sexual stamina.