All natural! No sulfur dioxide, no heavy metals, no pesticide residues! This set has the following soup bags: Yangxin Anshen Decoction Improves insomnia Invigorating Qi and Eliminating Dampness Soup Consolidating the root and nourishing the vitality, removing dampness and moistening the lungs, nourishing yin Enriching Qi, Blood and Anti-epidemic Soup Helps anti-aging, enhances immunity, and nourishes Qi and blood Dendrobium Brightening Eye Soup Dendrobium Huoshanense not only has the effect of improving eyesight, but also can reconcile yin and yang, nourish the kidney, nourish the skin, improve human immunity, and thus achieve the effect of health care and longevity. Qingbu Liangtang invigorating the spleen and appetizing, four seasons health soup Bufei Decoction tonifies Qi and lungs Nourishing Trachea Soup Soothes cough, moistens throat and moistens lungs