People can develop vitamin D deficiency when usual intakes are lower over time than recommended levels, exposure to sunlight is limited, the kidneys cannot convert Vitamin D to its active form, or absorption of vitamin D from the digestive tract is inadequate.
Diets low in vitamin D are more common in people who have milk allergy or lactose intolerance and those who consume an ovo-vegetarian or vegan diet
Vitamin D deficiency may lead to osteomalacia, in which existing bone is incompletely or defectively mineralized during the remodeling process, resulting in weak bones
Very few foods naturally contain vitamin D. Fortified foods provide most of the vitamin D in the diets in the West. Some foods that help provide Vitamin D include:
Vitamin D supplements may interact with some medicines. Here are several examples:
Always read the label. Follow the directions for use. If symptoms persist, consult your healthcare professional. Vitamin supplements should not replace a balanced diet. If you have any pre-existing conditions, or are on any medications always talk to your health professional before use. Store your daily packs below 25°C in a cool, dry place, away from humidity and direct sunlight.