Randomized Trialhigh evidence
Effects of daily multivitamin-multimineral and cocoa extract supplementation on epigenetic aging clocks in the COSMOS randomized clinical trial.
Nature medicine·March 1, 2026·PMID 41803341
Why it mattersThis is the first large RCT to show that a common, inexpensive MVM supplement may slow epigenetic aging, providing a plausible mechanism for previously observed reductions in age-related chronic conditions.
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