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Vitamin D3 Supplementation Delays Aging by Nearly Three Years

5/22/2025

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Summary

Story summary

A groundbreaking four-year study from the VITAL trial reveals that daily vitamin D3 supplementation can dramatically slow down cellular aging in older adults, effectively delaying aging by nearly three years. Those taking 2,000 IU daily showed remarkable resilience against telomere shortening compared to those on a placebo. Further exploration is essential to uncover the long-term benefits and ideal dosage.

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Story summary

A groundbreaking four-year study from the VITAL trial reveals that daily vitamin D3 supplementation can dramatically slow down cellular aging in older adults, effectively delaying aging by nearly three years. Those taking 2,000 IU daily showed remarkable resilience against telomere shortening compared to those on a placebo. Further exploration is essential to uncover the long-term benefits and ideal dosage.