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Taurine and aging: What the science really says (after the 2025 NIH reversal)
Nutrition

Taurine and aging: What the science really says (after the 2025 NIH reversal)

The 2023 Science study suggested taurine could reverse aging — but a 2025 NIH study found taurine levels actually rise with age in humans. Here's what the evidence really supports for heart health, sleep, and longevity.

#guide #faq #taurine #longevity

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Vitamin K2 and biological aging: What the evidence says about arteries, bones, and longevity
Nutrition

Vitamin K2 and biological aging: What the evidence says about arteries, bones, and longevity

The Rotterdam Study linked higher vitamin K2 intake with lower coronary mortality, and a 2026 randomized trial found slower CAC progression with MK-7. Here is what K2 can and cannot prove for artery, bone, and longevity health.

#guide #faq #vitamin-k2
Vitamin B12 and aging: The hidden biomarker that predicts longevity
Nutrition

Vitamin B12 and aging: The hidden biomarker that predicts longevity

Vitamin B12 is a key aging biomarker. Discover optimal values for longevity, why it drops after 50, the U-shaped mortality curve, and how to optimize it through diet and supplementation.

#how-to #faq #vitamin-b12
Vitamin D and longevity: what the 2026 evidence really supports
Nutrition

Vitamin D and longevity: what the 2026 evidence really supports

Harvard's 2025 VITAL Telomere trial found that vitamin D3 supplementation reduced telomere shortening, a cellular aging marker. Learn what the evidence really supports, safe target ranges, and 7 strategies to optimize low vitamin D without megadosing.

#how-to #faq #vitamin-d