Pure Encapsulations Vitamin D3 enhances calcium absorption and
retention, a key nutritional role in supporting healthy bones, and may
play a potential role in cardiovascular, colon and cellular health.
Vitamin D levels have been shown to decline with age, due primarily to a
reduction in either absorption or metabolism by the liver. Decreased
exposure to sunlight, a vegetarian diet, or a low intake of vitamin D
fortified foods also play a role in inadequate vitamin D levels.