Looking to live long and stay strong? While the longevity market is flooded with promises of eternal youth in capsule form, one expert maintains that there’s a holy trinity of supplements that can help you age not just gracefully, but optimally. #1: Antioxidants “Aging actually starts in your cells; when your cells age, they can no longer function, and that’s what leads to all these chronic conditions and aging on the inside and outside,” nutritional biochemist Dr. Erin Barrett, PhD, Director