Doctor's Best Sustained Release Vitamin C with PureWay-C is a unique formula that supports the body's immune and antioxidant systems.*It contains PureWay-C, a unique form of vitamin C that contains vitamin C-lipid metabolites that provides superior uptake, bioavailability and retention in cells, and is a more potent free radical scavenger than several other forms of vitamin C.*The increased bioavailability from PureWay-C means this formula has a greater potential than other forms of vitamin C to help support healthy neuron function and enhanced immune system activity.*
$6.91