Vitamin D3 is naturally produced when sunlight hits your skin. Because most of us dont get to spend our days out in the sun, we must give our bodies a daily dose. Doctors Best delicious Vitamin D3 gummies are packed with the needed D3 for the body to regulate phosphorus and calcium levels for healthy heart, bones, and teeth. Vitamin D3 influences the chemical messengers of the immune system supporting overall health. At Doctors Best, we lead with science. Our products are backed by research and crafted using pure ingredients carefully sourced from around the globe. Since 1990, we have dedicated ourselves to providing highly effective nutritional supplements that enable you to live a healthier lifestyle. We want nothing more than to see you and your family thrive! This product contains natural ingredients that may vary in color.