Nutrient Intake Calculator – Vitamin D
This nutrient intake calculator will help to estimate dietary intake of vitamin D and whether your regular daily diet can meet recommended dietary reference intakes (DRIs).
Functions and importance of vitamin D
- Vitamin D is a fat-soluble vitamin that supports the absorption of calcium and phosphorus, helping to maintain bone growth as well as the balance of serum calcium level1
- European Food Safety Authority (EFSA) has established the role of vitamin D and contribution to normal bone and tooth development, as well as functioning of the immune system, in children aged 3 years and above and the general population2-5
- Long-term vitamin D deficiency may cause rickets in infants and children, while low serum calcium level may lead to convulsion6
- Suboptimal vitamin D levels in pregnant women have been associated with an increased risk of preterm birth and gestational diabetes, as well as worse cognition in the child7-10
Dietary intake of vitamin D
Examples of key food sources containing vitamin D have been listed below11. Please input the approximate number of portions consumed for each item in a week, and a daily average intake will be calculated at the end to compare against DRIs.
It can be difficult to obtain adequate vitamin D from food sources only as only a few foods contain vitamin D naturally, check the additional tips below on how to optimize vitamin D status6.