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Pyridoxal-5-PhosphateCoenzymated Vitamin B6 Cellular Health40 mg Per CapsuleVitamin SupplementFor optimum cardiovascular maintenance use the most effective form of vitamin B-6 with Swanson Ultra P-5-P (Pyridoxal-5-Phosphate) Coenzymated Vitamin B-6 the metabolically active form of vitamin B-6 that goes to work immediately. In order for vitamin B-6 to be utilized by the body it must be converted by the liver into its active coenzyme form. P-5-P lets your body side-step this conversion process for more rapid and efficient assimilation.