. In a message dated 5/28/98 12:34:03 AM Central Daylight Time, [log in to unmask] writes: << The supplier that I ordered my Enada from seems to have two different makers of Enada . I thought Enada was a trade name given to NADH by a particular manufacturer? Who makes your Enada? peace Al >> You are correct ENADA is indeed the trade name of that particular (N)icotinamide (A)donine (D)inucleotide, reduced (H) ? Although I do not know the maker, the patent is held by Dr. Greorg (sp?) Birkmayer in Vienna. The stuff I get is through the Menuco Corp (operating out of the Empire State Bldg. in New York 1 [800] 636-8261) or the Life Extension Foundation (out of Averton, Utah 1 [800] 841-5433). Regards, WHH 54 /18