Here is a link to yucca root //www.curezone.org/forums/fm.asp?i=1466686
Since you are new you can search anything by putting the name in the search box at top of page. There is a good archive here but Hv has now his own website medcapsules.com
If you want to read only Hv's posts click on his name and you can see what he has written here.
If you like a certain poster at the bottom of everybody's post it will say See all posts of this poster. CZ people
might still answer here if they happen to know the answer.
I did a search for yucca root and found the above link but there are many more answers. BTW I happen to use that brand too. So give it a try.