There are some common information needed about this combination of vitamins.

Vitamin K2: 8 reasons why you need this bone-building & cancer-fighting nutrient by FactDr

Some people may need D3.

The combination of supplements could be of much beneficial rewards.

First, check with your doctor before taking as a supplement.

https://www.nutritioninsight.com/news/the-perfect-pair-vitamins-k2-and-d3-synergy-shown-to-amplify-effects-of-both.html

The good news is that many people could benefit from using the above combination.

Always check with a doc first.