The most suitable medicine for the public to nourish and regulate the body in dietary therapy is it - yam! The most suitable medicine for the public to nourish and regulate the body in dietary therapy is it - yam! The most suitable medicine for the public to nourish and regulate the body in dietary therapy is it - yam! The most suitable medicine for the public to nourish and regulate the body in dietary therapy is it - yam! The most suitable medicine for the public to nourish and regulate the body in dietary therapy is it - yam! The most suitable medicine for the public to nourish and regulate the body in dietary therapy is it - yam!