Sunlight is the natural source of Vitamin D3. Vitamin D helps your body absorb calcium. Cholecalciferol is Vitamin D3. Vitamin D3 is just the common name for Cholecalciferol. Cholecalciferol is taken in as a dietary supplement for people who do not get enough Vitamin D daily in their diet. It is used to improve your overall health and can sometimes help to aid in osteoporosis.
Calcium is one of the most important and needed mineral for your body. What the Vitamin K does is that it activates calcium-binding properties found in protein. You can get Vitamin K2 from eating food from grass-fed animals (meat, egg yolks, high-fat dairy products, organs like liver, etc.) and fermented vegetables (Sauerkraut, Pickles, Miso, Natto, etc).
It is recommended that everyone is to use dietary supplements because this may prevent Vitamin deficiencies. Vitamins D3 K2 are easy to consume, and it is a safe and effective way to help provide the adequate vitamins your body needs.