Pretty good info/advice about niacin, read to the bottom and look at Biggumz Of DaVille's post.

http://boards.cannabis.com/drug-test...b3-niacin.html

also

The role of niacin in detoxification

personally, a few of my friends always used to have drugtests for probation and always just ate a buncha niacin.
Spendthrift Reviewed by Spendthrift on . B-12/Niacin So my test is a week away, since I run or exercise most days anyways, I went to GNC and took a look at some B-12/Niacin supplements. Spoke with a rep there, said B-12 is good for ridding your cell counts of lipids (where I believe THC is housed) and Niacin is good for increasing metabolism. I'm thinking that taking a couple of each before working out could be a good combination (in addition to drinking cranberry juice/water and not smoking!) I've smoked once in about 10 days and still Rating: 5