loyal, a biotech start-up, has developed an antiaging pill for dogs that has passed a key fda certification for effectiveness, aiming to extend canines' lifespans.

A biotech start-up based in San Francisco developing an antiaging pill for dogs.

CEO of loyal, involved in the development of the antiaging pill for dogs.

The Food and Drug Administration certified the antiaging pill for dogs as having a reasonable effectiveness expectation.

Co-director of the Stanford Center on longevity and a dog owner, expressing cautious views on new drugs.

An 8-year-old Jack Russell terrier that represents the personal connection dogs have with their owners.