Pyridoxal-5'-Phosphate (PLP or P-5'-P) is the main metabollically active conzyme form of vitamin B-6;This active form allows for the best absorption, because it is ready to go to work immediately;Vitamin B-6 is the collective term for a group of three related compounds, pyridoxine, pyridoxal and pyridoxamine;Required for the metabolism of lipids, carbohydrates, and proteins;It can be difficult to get enough of this vitamin from dietary sources alone because cooking can destroy much of the B-6 content