Vitamin D3 doesn't just support bones. In a study, it helped protect telomeres, the guardians of our chromosomes.
A Harvard-led trial shows how targeted supplementation can slow aging at the cellular level. Omega-3s didn’t show the same effect as vitamin D3 did.
Are you getting enough?
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Mass. Vitamin D supplements may slow biological aging. Harvard Gazette. Published May 22, 2025.