All Supplements
Omega-3 (EPA/DHA) vs Vitamin K2 (MK-7)
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Omega-3 (EPA/DHA)
Vitamin K2 (MK-7)
Typical Dosage
1-2g combined EPA/DHA daily
100-200mcg MK-7 daily
Best Form
Fish Oil (Triglyceride form)
MK-7 (Menaquinone-7)
Key Benefits
5
5
Evidence Rating
★★★★★
★★★★
Best Time
With meals containing fat
With a fat-containing meal, ideally with Vitamin D3
Omega-3 (EPA/DHA) Benefits
✓Heart health — reduces triglycerides
✓Brain function and mental clarity
✓Anti-inflammatory effects
✓Joint health
✓May reduce depression symptoms (EPA specifically)
Vitamin K2 (MK-7) Benefits
✓Bone mineralisation
✓Cardiovascular protection (reduces arterial calcification)
✓Works synergistically with Vitamin D3
✓Dental health
✓May reduce fracture risk
Can You Take Both Together?
In most cases, Omega-3 (EPA/DHA) and Vitamin K2 (MK-7) 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 Omega-3 (EPA/DHA) if your primary goal is: heart health — reduces triglycerides. Choose Vitamin K2 (MK-7) if your primary goal is: bone mineralisation. 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.