Gold in goldenseal.

@article{Blecher1997GoldIG,
  title={Gold in goldenseal.},
  author={Michelle Blecher and Kate Douglass},
  journal={Hospitals & health networks},
  year={1997},
  volume={71 20},
  pages={50-2}
}
Healing herbs and alternative therapies already represent a market as big as $40 billion a year--with consumers paying most of the tab. That's why hospitals and entrepreneurs aren't waiting for insurers to expand coverage before venturing into alternative medicine.