Vitamin D deficiency in the UAE: low levels are common, so test first, then choose a dose. Applied Nutrition Vitamin D3
Supplements-nutrition

فيتامين D في الإمارات 2026: ليش النقص منتشر رغم الشمس؟

نشر بواسطة
Dec 20 2025

الإجابة باختصار

Vitamin D deficiency is common in the UAE, even with sunshine most of the year, because heat, indoor routines and covered clothing keep sunlight off the skin. The simple fix is a blood test first, then a daily vitamin D supplement at the dose your doctor suggests, taken with a meal. For most healthy adults, a daily dose between 400 and 4,000 IU sits inside official safe limits.

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References

  1. Al Zarooni AAR et al. Prevalence of vitamin D deficiency and associated comorbidities among Abu Dhabi Emirates population. BMC Res Notes, 2019.
  2. Al Zarooni AAR et al. Risk factors for vitamin D deficiency in Abu Dhabi Emirati population. PLoS One, 2022.
  3. Haq A et al. Vitamin D deficiency: a single centre analysis of patients from 136 countries. J Steroid Biochem Mol Biol, 2016.
  4. Al Attia HM et al. The high prevalence of vitamin D inadequacy and dress style of women in the sunny UAE. Arch Osteoporos, 2012.
  5. Ross AC et al. The 2011 report on dietary reference intakes for calcium and vitamin D from the Institute of Medicine. J Clin Endocrinol Metab, 2011.
  6. Holick MF et al. Endocrine Society clinical practice guideline on vitamin D. J Clin Endocrinol Metab, 2011.
  7. Tripkovic L et al. Comparison of vitamin D2 and vitamin D3 supplementation in raising serum 25-hydroxyvitamin D status: a systematic review and meta-analysis. Am J Clin Nutr, 2012.
  8. Mulligan GB, Licata A. Taking vitamin D with the largest meal improves absorption and results in higher serum levels of 25-hydroxyvitamin D. J Bone Miner Res, 2010.
  9. Commission Regulation (EU) No 432/2012 establishing a list of permitted health claims made on foods.

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أسئلة شائعة

Why is vitamin D deficiency common in the UAE despite the sun?
Heat keeps people indoors at midday, glass blocks UVB, and covered or darker skin makes less vitamin D. A study of 12,346 Emirati adults in Abu Dhabi found 72% had levels below 50 nmol/L.
What is the best vitamin D supplement in the UAE?
The best choice is a vitamin D3 product at a dose your doctor agrees with, in a form you will take daily. Applied Nutrition Vitamin D3 gives 3,000 IU in one vegetarian, halal-certified capsule.
How much vitamin D should I take a day?
Most healthy adults need 400 to 800 IU a day, and 4,000 IU is the adult upper limit without medical advice. If a blood test shows a deficiency, your doctor may prescribe a higher dose for a set period.
Which blood test checks vitamin D?
Ask for a 25-hydroxy vitamin D test, written as 25(OH)D. A level of 50 nmol/L (20 ng/mL) or above is adequate for most people. Retest after about three months on a supplement.
When is the best time to take vitamin D?
Take it with your largest meal, because vitamin D is fat-soluble and absorbs better with food. The exact time of day matters less than taking it every day.
Can I take vitamin D with K2?
Yes. Many products combine D3 with K2, and vitamin K contributes to the maintenance of normal bones. Check with your doctor first if you take blood-thinning medicine.