Vitamin D3 by Nature’s Bounty for Immune Support. Vitamin D Provides Immune Support and Promotes Healthy Bones. 125 mcg (5000iu), 240 Softgels, IMMUNE SUPPORT (1): Vitamin D3 is an essential nutrient for immune support. Each serving contains 125 mcg (5000iu) of Vitamin D for Immune benefits and may assist the immune system by helping to regulate T and B-lymphocytes (1), SUPPORTS STRONG BONES (1): In addition to immune support, getting a sufficient amount of Vitamin D is critical to building and maintaining strong bones in adults. (1) It is essential for calcium absorption to help support healthy bones (1), YOUR DAILY SUNSHINE VITAMIN: Vitamin D3 supplements contain the same form of Vitamin D that is naturally formed in the body through exposure to sunshine. Nature’s Bounty Vitamin D3 helps maintain Vitamin D levels in the body., NON-GMO FORMULA: Nature’s Bounty Vitamin D3 Softgels are non-GMO, gluten- and sugar-free, and contain no artificial colors or sweeteners, UNSURPASSED QUALITY AND VALUE: Using the latest breakthroughs in nutritional science and the finest ingredients, Nature’s Bounty provides supplements of unsurpassed quality and value,