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  1. Home
  2. Ingredients
  3. Vitamin K
  4. Vitamin K1

Vitamin K1

category Vitamin K
hub Part of Vitamin K Vitamins
Compare all forms arrow_forward
Oral Oral safety: very low

Other forms of Vitamin K

Compare absorption and active amounts with sibling forms:

MK-4
MK-4 (Menaquinone-4)

A form of Vitamin K2 important for bone and cardiovascular health.

Vitamin K (menadione)
Vitamin K (menaquinone)
Vitamin K (Mixed)
Vitamin K (Phylloquinone)
Vitamin K (unspecified)
Vitamin K mixed)
Vitamin K1 (Phylloquinone)
Vitamin K2
Vitamin K2 (MK-7)

Supports bone strength and cardiovascular health by directing calcium properly.

table_chart Compare all forms in the table

Quick info

All forms of Vitamin K

Current form highlighted. Switch to compare.

  • MK-4
  • MK-4 (Menaquinone-4)
  • Vitamin K (menadione)
  • Vitamin K (menaquinone)
  • Vitamin K (Mixed)
  • Vitamin K (Phylloquinone)
  • Vitamin K (unspecified)
  • Vitamin K mixed)
  • Vitamin K1 You are here
  • Vitamin K1 (Phylloquinone)
  • Vitamin K2
  • Vitamin K2 (MK-7)
Full comparison table
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Scientific Disclaimer: This platform provides curated supplement information for educational purposes only. Content is not intended as medical advice, diagnosis, or treatment. Always consult with a qualified healthcare professional before beginning any new supplement protocol.