there is no question about that
This concentration difference favors the reduction of NAD + into NADH, providing the cell the power to oxidize other compounds
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Moon DO, Kim MO, Choi YH, Hyun JW, Chang WY, Kim GY (2010) Butein induces G(2)/M phase arrest and apoptosis in human hepatoma cancer cells through ROS generation
Look for this as an added ingredient it is a good sign that the manufacturer is thinking about bioavailability, not just label claims