In a message dated 6/11/2006 2:04:05 P.M. Central Standard Time,  [email protected] 
writes:

Yes, the  "tingle"/"flush" reaction can be uncomfortable from straight 
niacin, the  other form is called niacinamide and does not cause any 
reaction like  that.  I don't know if their value as a vitamin  is 
identical,  but it apparently is pretty similar.  Anyone else  know??





I don't know the answer ...but here are a few good articles on  niacin.
 
_http://www.doctoryourself.com/review_hoffer_B3.html_ 
(http://www.doctoryourself.com/review_hoffer_B3.html) 
 
_http://www.doctoryourself.com/hoffer_niacin.html_ 
(http://www.doctoryourself.com/hoffer_niacin.html) 
 
_http://www.doctoryourself.com/niacin.html_ 
(http://www.doctoryourself.com/niacin.html) 
 
Edith