Where goji berries are grown and eaten on a daily basis, has 16 times as many centenarians — people 100 years old or older — as the rest of the country. As residents of the region age, they are much more active, healthy and vibrant than their peers in Western cultures. The small, red goji berry, traditionally regarded as the "longevity fruit," is a key ingredient in their healthy diet. Researchers who study medicinal plants have identified a variety of nutrients in the goji berry that may help people enjoy longer and healthier lives. Let's look at the anti-aging properties of these small berries.