Thanks a lot to all your nice answers. Yes, I understand all these are just
possible supplements, not possibly to replace formal medical treatment. My
father already had operation and is under chemotreatment now. I just hope to
try all possible things. The reason I wanted to buy and bring back is that
I don't know which merchant to trust in China. (Sigh, there is really a
trust crisis in China.) That is also why I hope to know if there is any
reputable American stores that sell these because I d