It is also a good idea to go with cosmetic products that have zinc oxide as the makeup would also act as an effective sun block. Natural HGH supplements were made as an anti aging supplement for individual above the age of 40 years old that want to increase their human growth hormone levels so that they can regain their youthful looks and vigor. I had seen such tempting ads claiming it would get rid of imperfections that come from aging and sun damage. You should never have to wait thirty days or more to see results.