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HeartCited

Vitamin K2 用于 动脉僵硬度

B 证据 至少一项随机试验支持这一结论，结果基本一致。

Rotterdam Heart Study: 57% lower CV mortality with highest K2 intake. KNAPEN RCT: MK-7 (180 mcg/day, 3 years) significantly improved arterial stiffness in postmenopausal women.

B

结论

Rotterdam Heart Study: 57% lower CV mortality with highest K2 intake. KNAPEN RCT: MK-7 (180 mcg/day, 3 years) significantly improved arterial stiffness in postmenopausal women.

Key Statistics

5

研究数量

1200

受试者

↑

Positive

B

等级

Dosage & Usage

mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units

常用剂量

general:
90-120 mcg/day (MK-7 preferred)
cardiovascularsupport:
180-360 mcg/day MK-7

上限： Not established (no known toxicity for K2 at supplemental doses)

最佳服用时间： With meals containing fat; can combine with vitamin D supplement

Safety & Side Effects

已报告的副作用

  • ⚠ Generally very well-tolerated
  • ⚠ Does not affect blood clotting (INR) at supplemental doses, unlike K1

已知相互作用

  • ● Warfarin (patients on warfarin should consult physician before K2 supplementation)
  • ● Vitamin D (synergistic — D increases MGP production, K2 activates it)

可耐受最高摄入量： Not established (no known toxicity for K2 at supplemental doses)

在开始服用任何补充剂之前，请务必咨询您的医疗保健提供者。

Frequently Asked Questions

Does Vitamin K2 help with 动脉僵硬度?
Based on 5 studies with 1,200 participants, there is moderate evidence from clinical studies that Vitamin K2 may support 动脉僵硬度 management. Our evidence grade is B (Good Evidence).
How much Vitamin K2 should I take for 动脉僵硬度?
Studies have used various dosages. A commonly studied range is 90-120 mcg/day (MK-7 preferred). Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Vitamin K2?
Reported side effects may include Generally very well-tolerated, Does not affect blood clotting (INR) at supplemental doses, unlike K1. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Vitamin K2 and 动脉僵硬度?
We rate the evidence as Grade B (Good Evidence). This rating is based on 5 peer-reviewed studies with 1,200 total participants. The overall direction of effect is positive.

其他成分用于 动脉僵硬度

NMN (Nicotinamide Mononucleotide) C

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