Reference figure: vitamin D3 (cholecalciferol)
Vitamin D3/K2 compared
The reference figure is cholecalciferol (vitamin D3) per serving. Label values given in International Units are converted to mass.
Documented batch measurements first, then linked lab reports and sourced declarations. Reports with measurements outside a stated criterion rank last. Equal evidence is ordered by serving price. This ranks documentation, not health effects.
Prices last checked: Oct 19, 2026, 4:35 PM UTC
| Product | Form | Pure active per serving | €/serving | Effective total | Shop | Selection | Daily total |
|---|---|---|---|---|---|---|---|
 vit4ever Vitamin D3 + K2 - KINDER - Tropfen 10ml Lab report linked Documentation, not an efficacy or purity certification. | FormLiquid | Pure active per serving12.5 µg | €/serving€0.03 | Effective total€9.99 |
