Magnesium ascorbate is a buffered, low-acid form of vitamin C which is more gentle on the stomach compared to the acidic form of ascorbic acid. Magnesium ascorbate provides a bio-available source of vitamin C and magnesium. Both vitamin C and magnesium are useful to help with the extra pressures of everyday life. Vitamin C and magnesium are also required for healthy immune function. Magnesium ascorbate is a convenient way of obtaining both these vital nutrients.