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Vitamin D3
Primary Use / Function: Supports immune function, bone health, calcium absorption, and mood regulation
Daily Dose Range: 600–2000 IU (can go up to 5000 IU under medical supervision)
Frequency: Once daily
With Food? Yes (preferably with fatty food)
Enhancing Combinations： Vitamin K2, Magnesium, Omega-3
Gender Specific：No
Contraindications / Cautions: High doses may cause toxicity; caution in individuals with hypercalcemia or kidney disease
Notes: Blood levels of 25(OH)D should be monitored for long-term supplementation over 2000 IU/day
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