Now also available in a plant-based version Dekristolvit® 2000 IU plant-based strengthens the immune system and contributes to the maintenance of normal bones and muscle function. It is vegan, gluten-free, and lactose-free, making it suitable for anyone who prioritizes a plant-based and sustainable diet for their daily vitamin D intake.* Vitamin D contributes to the normal function of the immune system and to the maintenance of normal bones and muscles. Food supplements are not a substitute for a balanced, varied diet and a healthy lifestyle.