Leaves or extract?

which one is better? How do you use the extract? Anyone see this http://justsayonce.g2gm.com/ ? Apparently you get a free sample?

 

Extract; I haven't seen salvia in any form, so I wouldn't know you used it.

 

leaves for chewing,

extracts for smoking,

 

extract is alot healthier for your body

 

leaves for chewing is a lot healthier for your body

 

what about chewing extract, would that work at all ? any more information on this