Combination according to claim 1 in which the pharmaceutically acceptable salt is selected from the group consisting of chloride, bromide, orotate, aspartate, acid aspartate, citrate, acid citrate, magnesium citrate, phosphate, acid phosphate, fumarate, acid fumarate, magnesium fumarate, glycerophosphate, lactate, maleate and acid maleate, mucate, oxalate, acid oxalate, pamoate, acid pamoate, sulphate, acid sulphate, glucose phosphate, tartrate, acid tartrate, magnesium tartrate, 2-amino ethanesulphonate, magnesium 2-amino ethanesulphonate, methanesulphonate, choline tartrate, tricloroacetate, and trifluoroacetate
They are available through compounding pharmacies with a prescription in many states
C., Li, S., Liang, K
It added that the same test confirmed label accuracy for all co-ingredients: Vitamin C (64.8 mg vs 50 mg claimed), Riboflavin (6.79 mg vs 5 mg claimed), Selenium (71.0 mcg vs 55 mcg claimed) and Resveratrol (114 mg vs 100 mg claimed)