All Supplements
Vitamin K2 (MK-7) vs Ashwagandha (KSM-66)
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Vitamin K2 (MK-7)
Ashwagandha (KSM-66)
Typical Dosage
100-200mcg MK-7 daily
300-600mg daily (KSM-66 extract)
Best Form
MK-7 (Menaquinone-7)
KSM-66
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
With a fat-containing meal, ideally with Vitamin D3
Evening for sleep, or split morning/evening for stress
Vitamin K2 (MK-7) Benefits
✓Bone mineralisation
✓Cardiovascular protection (reduces arterial calcification)
✓Works synergistically with Vitamin D3
✓Dental health
✓May reduce fracture risk
Ashwagandha (KSM-66) Benefits
✓Reduces cortisol and perceived stress
✓Improves sleep quality
✓May increase testosterone in men
✓Anxiety reduction
✓Physical performance enhancement
Can You Take Both Together?
In most cases, Vitamin K2 (MK-7) and Ashwagandha (KSM-66) can be taken together safely. However, always check the interactions section of each supplement and consult a healthcare professional if you take medication.
Which Should You Choose?
Choose Vitamin K2 (MK-7) if your primary goal is: bone mineralisation. Choose Ashwagandha (KSM-66) if your primary goal is: reduces cortisol and perceived stress. Many people take both as they target different aspects of health.
Disclaimer: This comparison is for educational purposes only. Always consult a healthcare professional before starting any supplement.