In my vitamin C sir it seems to be most readily available to be absorbed an actual you cite your skin and it seems to absorb the best hand the deepest so that's why these three as far as ingredients girl on a comparison they all contain discourage acid or l-ascorbic acid Apex Vitality Serum of Life as their home form vitamin C in slightly different concentrations they also contain the furry lo acid hand the vitamin E and that's because a solar research that I saw suggested that vitamin he helps to make the vitamin C four times more effective at protecting your skin from the damaging effects on the Sun and the for roulette acid helps to make the product eight times more effective saw if it’s going to make mine see more effective then I want to be in there you know allot of people are going to ask Elijah is vitamin C serum in the first place.