Tag: Vitamin D3-K2 Synergy
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D3 + K2 Synergy: Why 5000 IU Vitamin D Needs Vitamin K2 Backup
Aging bodies crave vitamin D3 and K2 together—D3 pulls in calcium, K2 directs it to bones not arteries. The RDA was statistically flawed; 5000 IU daily safely optimizes health.