All Supplements
Vitamin K2 (MK-7) vs Biotin
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Vitamin K2 (MK-7)
Biotin
Typical Dosage
100-200mcg MK-7 daily
2.5 mg (2,500 mcg) daily
Best Form
MK-7 (Menaquinone-7)
Biotin tablets
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
With a fat-containing meal, ideally with Vitamin D3
With meals for optimal absorption
Vitamin K2 (MK-7) Benefits
✓Bone mineralisation
✓Cardiovascular protection (reduces arterial calcification)
✓Works synergistically with Vitamin D3
✓Dental health
✓May reduce fracture risk
Biotin Benefits
✓Supports healthy hair growth and reduces hair loss
✓Strengthens nails and reduces brittleness
✓Promotes skin health and complexion
✓Aids glucose and fat metabolism
✓Supports nervous system function
Can You Take Both Together?
In most cases, Vitamin K2 (MK-7) and Biotin 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 Biotin if your primary goal is: supports healthy hair growth and reduces hair loss. 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.