Answer
It is vitamin K1, also called phylloquinone, used in these products to support normal clotting.
Sources for this answer
- Konakion MM 10 mg/ml / Phytomenadione 10 mg/1 ml solution for injection — Current selected SmPCemc · Summary of Product Characteristics
- NHSNHS · NHS medicine guidance
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.