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| | Vitamin B6 (Site not responding. Last check: 2007-08-11) |
 | | Vitamin B6 is a group of the three related compounds pyridoxine, pyridoxal, and pyridoxamine, and their phosphorylated derivatives pyridoxine 5'-phosphate, pyridoxal 5'-phosphate, and pyridoxamine 5'-phosphate. |
 | | Vitamin B6 plays a role in a variety of biochemical reactions in the human body including the metabolism of amino acids and glycogen, the synthesis of nucleic acids, hemoglobin, sphingomyelin and other sphingolipids, and the biosynthesis of neurotransmitters including serotonin, dopamine, norepinephrine, and gamma-aminobutyric acid (GABA). |
 | | Vitamin B6 deficiencies in infants are usually demonstrated by electroencephalogram abnormalities and seizures, while in adults B6 deficiency symptoms include chapped and cracked lips, tongue inflammation, stomotitis, anemia, irritability, confusion, and depression. |
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