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| | VITAMINS A-Z! EXHAUSTIVE,BEWILDERING! Nagging Q Forums PLAB USMLE (Site not responding. Last check: 2007-10-29) |
 | | Inhibitors are: cooking, fevers, hyperthyroidism, liver and digestion deterioration, tannins or tannic acid, chlorogenic acid in coffee, baking soda, estrogen, antacids and barbiturates, and a decreased availability of Vitamin B6 and B12. |
 | | In animal cells, it occurs as a component of phospholipids, while in plant cells it is found as phytic acid, an organic acid that binds calcium, iron, and zinc in an insoluble compound interfering with their absorption. |
 | | The amino acid, methionine and the B Vitamin, folacin, are essential for its synthesis. |
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