Bu yang huan wu wan, also known as great yang restoration teapills, is made from Sulfur free herbs. It's GMP certified. Heavy metals tested. Contains no preservatives, sugar or coloring.

Ingredients: Astragalus membranaceus root-huang qi, Paeonia veitchii root-chi shao, Angelica sinensis root-dang gui, Ligusticum wallichii rhizome-chuan xiong, Prunus persica seed-tao ren, Carthamus tinctorius flower-hong hua, Pheretima aspergillum-di long.