B-Well Pharma D3 Strong Drops provide Cholecalciferol (Vitamin D3) 400 I.U. per ml, an essential nutrient for maintaining healthy bones, teeth, and immunity. Known as the ideal calcium regulator, Vitamin D3 helps the body absorb calcium and phosphorus effectively, reducing the risk of rickets in children, osteoporosis in adults, and bone-related complications. With WHO reporting that over a billion people worldwide suffer from Vitamin D deficiency, D3 Strong Drops are a convenient and reliable way to restore optimal Vitamin D levels, especially for individuals with limited sunlight exposure.