• Vitamins are substances that our body needs in small quantities to grow and keep our metabolism smooth. Vitamins are essential which help to gain energy and fight back against infection.
  • Vitamin D3 helps the body to absorb calcium and phosphorus.
  • Vitamin D3 helps to keep the bones strong.
  • Deficiency of Vitamin D3 can be checked by a test known as Vitamin D3 Test.
  • The level of Vitamin D3 can be checked by doing a blood test.
  • Symptoms of low Vitamin D3 are bone pain, fatigue, muscle weakness, muscle aches etc.