NutriDyn D3 10,000 with K2 is a highly bioavailable form of Vitamin D3 (as cholecalciferol) and vitamin K2 (as patented MenaQ7®). Vitamin D3 and vitamin K2 are essential micronutrients with ubiquitous roles throughout the body, such as supporting stress levels, bone health, skin health, heart health, and immune function.◆