Vitamin D3 is a fat-soluble vitamin. It is also known as the sunshine vitamin, as the human body can manufacture it when exposed to sunlight. Well known for its role in regulating calcium levels*, vitamin D is now attracting attention for its role and benefits to the body. These include the maintenance of normal bones, teeth, muscle function as well as the normal functioning of the body´s immune system.In this product the vitamin D3 is presented as softgel capsule containing fish liver oils.Vitamin D contributes to normal absorption/utilisation of calcium and phosphorus and the maintenance of normal levels of calcium in the blood.Each softgel capsule of Solgar Vitamin D provides: Vitamin D (from fish liver oil 1000 iu) 25 ug Solgar Vitamin D Capsules are Encapsulated with this natural ingredient: safflower oil. Directions:As a food supplement for adults, one (1) softgel capsule daily, preferably at mealtime, or as directed by a health care practitioner. Please note: If you are pregnant, nursing, taking any medication or have a medical condition, please consult your healthcare practitioner before taking any dietary supplement.Food supplements should not be used instead of a varied balanced diet and a healthy lifestyle.