Vitamin D3 from sunlight and food helps in calcium absorption and muscle strength. It could decrease the risk of cardiovascular disease and depression. PharmEasy Calcium , Magnesium, Vitamin D3 & Zinc tablets contain calcium , vitamin D3 , magnesium and zinc which are crucial for strong bones, joints, muscles & teeth. It is a health supplement that supports bone formation, repair and healing. Vitamin D3 improves calcium absorption, thus supporting healthy bones and joints. This is a non-vegetarian product. Key benefits: Helps to build strong bones and dental health Promotes joint ease and comfort in arthritis Promotes formation of bones ... Calcium + Vitamin D3 is used in the treatment and prevention of calcium deficiency. Calcium + Vitamin D3 is a combination of two nutritional supplements : Calcium and Vitamin D3 . Vitamin D is an essential vitamin that helps regulate calcium and phosphorus in the body. Vitamin D supplements are available in two forms: vitamin D2 and vitamin D3 . Both forms can increase blood levels of vitamin D.