Substances that (a) have been shown to increase longevity or retard senescence or some aspects thereof, (b) are widely believed to do so or (c) are widely promoted as such. Some of these substances are endogenous.
This category has the following 3 subcategories, out of 3 total.
The following 24 pages are in this category, out of 24 total. This list may not reflect recent changes (learn more).