Calcium Magnesium Zinc Vitamin D3 Tablets, Packaging Size: 10*10 Alu Alu

It's most effective when taken on empty stomach, ideally 1 hour before or 2 hours after meals, but might cause stomach upset – in these cases it should be taken with meals. Zinc also interacts negatively with several common minerals, namely iron and calcium
For this reason, it's recommended to take vitamin D supplements with a meal to enhance absorption. According to one study in 17 people, taking vitamin D with the largest meal of the day increased vitamin D blood levels by about 50% after just 2–3 months ( 7 ).