GenOne Calvis D3 Nanoshots are vitamin D3 shots that help boost immunity and strengthen bones. Each shot contains 60,000IU of vitamin D3, an essential nutrient needed for absorption of calcium and phosphorus. The nanoemulsion technology ensures the vitamin is easily absorbed into the bloodstream. These convenient shots are doctor recommended for individuals who may be deficient. Taking one shot weekly is sufficient to fulfill daily vitamin D needs. GenOne Calvis D3 Nanoshots come in a pack of 4 shots which are easy to administer either orally or under the tongue. For children or those who prefer not to use shots, GenOne also offers a tasty raspberry flavoured oral solution containing 30ml of vitamin D3. Both products are manufactured in India using high quality ingredients and cutting edge nanotechnology to deliver maximum benefits.