NOW Foods Supplements, Vitamin D-3 1,000 IU, High Potency, Structural Support*, 360 SoftgelsAbout this item HIGH POTENCY, TASTY CHEWABLE FORM HELPS MAINTAIN STRONG BONES*: Vitamin D is normally obtained from the diet or produced by the skin from the ultraviolet energy of the sun. However, it is not abundant in food. THE SUNSHINE VITAMIN SUPPORTS IMMUNE SYSTEM*: As more people avoid sun exposure, vitamin D supplementation becomes even more necessary to ensure that your body receives an adequate supply. CLASSIFICATIONS CERTIFICATIONS: Halal,