Most longevity supplements claim to support cellular health. Mitopure is one of the very few that has been clinically proven to do it through a specific, measurable mechanism. Urolithin A is the first and only compound clinically shown to improve muscle function by reactivating mitophagy — the body's process for clearing damaged mitochondria and replacing them with healthy ones. As mitochondrial function declines with age, so does energy production, muscle strength, exercise capacity, and immune resilience. Mitopure directly targets that decline at the cellular level. A double-blind, placebo-controlled trial published in Cell Reports Medicine found that daily Mitopure supplementation improved muscle strength by approximately 12% after four months in sedentary middle-aged adults. A separate placebo-controlled MitoImmune study, published in Nature Aging, found that daily supplementation improved the function and composition of key immune cells while reducing inflammatory markers after just four weeks — the first time a mitochondrial supplement has shown such effects on immune aging in humans. The gummies deliver 500mg of Mitopure per two-gummy serving. They are vegan, sugar-free, a good source of fiber, and contain just 10 calories per serving. Each package is Clean Label Project and NSF Contents Certified.Mitopure is backed by more than 15 years of research, five gold-standard human clinical trials, and over 100 patents from Timeline (Amazentis), a spin-off of the Swiss Federal Institute of Technology (EPFL). This is the highest evidence bar in the supplement category — RCTs published in Nature Metabolism, Cell Reports Medicine, JAMA Network Open, and Nature Aging. Timeline is the #1 doctor-recommended urolithin A brand. One honest note: only about 12% of people produce detectable urolithin A naturally from diet, meaning direct supplementation is the only reliable way most people access this pathway at all — which makes the case for Mitopure stronger, not weaker. FSA/HSA eligible.Super Age Games Biomarker: Cognitive CapacityPrice: $99Exposome Score: ****Average Customer Rating: 4.8Reader Value: 4.4$99; Buy Now