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Vitamin K2
Primary Use / Function: Directs calcium into bones and teeth, prevents arterial calcification, supports cardiovascular and bone health
Daily Dose Range: 90–200 mcg (common: 100–180 mcg/day of MK-7 form)
Frequency: Once daily
With Food? Yes, preferably with fat-containing meals (fat-soluble vitamin)
Enhancing Combinations：Vitamin D3 (synergistic for calcium metabolism), Calcium, Magnesium
Gender Specific：No, but especially recommended for postmenopausal women or elderly at risk of osteoporosis
Contraindications / Cautions: People on anticoagulants (e.g., warfarin) should consult a physician before use
Notes: MK-7 form (from natto) has a longer half-life than MK-4; ensure intake if supplementing high doses of Vitamin D3 or calcium
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