Lisa Carper writes: >The relationship of NADH and nicotine (if any) has fascinated and perplexed >Jeff and I ever since we heard about NADH. > I believe the nicotinomide (sp??) that we find in the long name for NADH refers to a B vitamin, I think a form of niacin, hence the prickly heat and flush response. Not related to nicotine, pretty sure. Hi Lisa and Jeff!! Kathie Tollifson [log in to unmask] 46/8