Hydroquinone can increase pigmentation, too. Unlike some of the cells of the body, the skin's cells are replaced on a monthly basis. There is no reason to take that kind of risk. Some of the most expensive serums on the market contain both of those. The cause of these heavily pigmented areas is not truly the aging process, but damage done to melanin producing cells by overexposure to the sun. An age spot remover might do more harm than good if it contains hydroquinone or glycolic acid.

Plus, it is probably a carcinogen. There are safer ingredients that are far more effective. Yet, dermatologists do not recommend glycolic acid for a similar condition called melasma, because it can increase pigmentation. It takes a little longer when we get older for these cells to be replaced and if the damage to the melanin producing cells is not repaired then the spots will not fade. An age spot remover containing.

Its use has been banned in a number of countries, but it is still available in the US and over the Internet.