An apparatus for extending longevity, wherein the apparatus includes at least a processor and a memory communicatively connected to the at least a processor. The memory contains instructions configuring at least a processor to receive a longevity measurement pertaining to a user. The memory contains instructions further configuring the processor to select a target longevity factor as a function of the longevity measurement and then identify a longevity treatment plan as a function of the target longevity factor. The memory contains instructions further configuring the processor to generate a longevity treatment protocol as a function of the longevity treatment and the longevity measurement.