This is a clear, slightly yellowish liquid, having an unpleasant and penetrating odor (sour, putrid and evoking fish).
Pyridoxal phosphate, which is an essential coenzyme in a significant number of reactions of amino acids (transaminations, decarboxylations and racemizations)
Alkaloid present in the leaves of Nicotiana tabacum
Stimulating, relaxing and very addictive drug, especially in conjunction with other substances present in cigarette smoke. Facilitates the development of cancers. Formerly used as a pesticide.
essential constituent of both coenzymes of tissue dehydrogenations $NAD^+$ (Nicotinamide adenine dinucleotide) and $NADP^+ $ (Nicotinamide adenine dinucleotide phosphate) These substances are capable of fixing hydrogen reversibly.
Cardiovascular stimulant, it is on the list of substances banned by the Doping Code
Antibiotic used in the treatment of tuberculosis
Image due to → Muhsin Özel, Gudrun Holland / RKI