Enzymes play vital biological roles. One such enzyme is telomerase whose activity plays a crucial role in ensuring you maintain a youthful and healthy body. In 2009, a scientific team was awarded a Nobel Prize for the discovery of the enzyme telomerase and its role in aging.
If your skin has brown spots it may be from too much iron and lipofuscin. Have you ever looked at the back of someone's hands and seen age spots? When you see these age spots, you are probably looking at lipofuscin. Lipofuscin is a brownish pigment made from waste products. Sometimes they're called liver spots or age spots.