Sunny D Insta Vitamin D3 Injection 200,000 IUSunny D Insta Vitamin D3 Injection 5mg 200,000 IU Overview Sunny D Insta Vitamin D3 Injection 5mg 200,000 IU contains Cholecalciferol (Vitamin D3), an essential vitamin required for the bodys calcium and phosphate balance. This injectable form is specifically designed for individuals who have difficulty absorbing Vitamin D through food or sunlight. Vitamin D is crucial for strong bones, proper muscle function, and a well functioning immune system. How