Best Vitamin D Supplements for Adults Over 40 (2026 Guide)
Quick Answer: The best vitamin D supplements for adults over 40 depend on your specific needs. For most people, Sports Research Vitamin D3 + K2 is the top pick — it pairs 5,000 IU of D3 with vitamin K2 in a coconut oil softgel for optimal absorption (~$0.25/day). For a lower-cost maintenance dose, NOW Foods … Read more