Good quality ingredients
Posted by Reviewer1779233 on Jan 28, 2010 | Verified Purchase
Tablets are very difficult to swallow.
Posted by Reviewer3361253 on Mar 31, 2009 | Verified Purchase
works well, used it during graduate school, really makes a difference.
Posted by deeperpoet on Sep 02, 2010 | Verified Purchase
Increase dose on this one
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