Max cellgevity is an immune system booster supplement. it helps build some defensive mechanisms in your system.cellgevity provides the ultimate in glutathione enhancement. it delivers riboceine a patented ingredient, and twelve other essential nutrients that support glutathione's vital role in removing harmful toxins, eliminating cellular inflammation, and neutralizing free radical damage in our body. benefits of the product cellgevity provides the ultimate in glutathione enhancement. it delivers riboceine a patented ingredient, and twelve other essential nutrients that support glutathione's vital role in removing harmful toxins, eliminating cellular inflammation, and neutralizing free radical damage in our body.