Here’s a quick guide based on optimal absorption and potential interactions:
Can be taken together:
With food that includes healthy fats
- Vitamin D3 with MCT
- Vitamin K2 (MK-7)
- Calcium with K2 (can be taken with the above two, but avoid combining with Zinc, Iron, or Magnesium
Can be taken anytime:
With or without food
- Natural Vitamin C (if taking 2 capsules, split the dose for better absorption)
Should be taken separately due to absorption competition:
Space them out by at least 2–3 hours.
- Iron Glycinate (without food)
- Zinc Glycinate (without food)
- Magnesium Glycinate (with or without food)
- Calcium with K2 (with food)
Jun 12, 2025