Thorne’s D-5,000 contains 5,000 IU of high-quality vitamin D3 and is NSF Certified for Sport®. Although it is well known that direct sunlight is a natural source of vitamin D, many individuals, especially the elderly, don’t get enough vitamin D from sunlight or from their diet. Be sure you get the vitamin D your body needs with Thorne’s easily absorbed Vitamin D-5,000. Benefits of Thorne’s Vitamin D-5,000 Supports healthy teeth and bones* Promotes lean muscle mass and helps maintain muscle strength* Enhances the absorption and retention of calcium* Supports healthy brain function* Promotes cardiovascular health and immune function* Formulated with vitamin D3, a more potent and better absorbed form than vitamin D2 Thorne’s vitamin D contains no lactose and no preservatives like BHT, BHA, sodium benzoate, and sorbic acid You could be at a higher risk of a vitamin D deficiency if you Rarely go outdoors, live in the northern latitudes, or have a darker skin tone Have limited sun exposure due to your occupation, clothing choices, or engage in indoor athletics rather than outdoor sports Regularly wear sunscreen with an SPF greater than 8 Are an older adult (the risk of a deficiency increases with age beginning at age 50) Have a chronic health condition, such as a bowel disease or a surgical procedure (like gastric bypass) that decreases fat absorption Are obese The optimal amount of vitamin D for an individual depends on many factors and varies from person to person. Therefore, the requirement for vitamin D supplementation should be individualized. Either of Thorne’s D-1,000 or D-5,000 can be an ideal way to maintain an optimal level of vitamin D in healthy individuals.* Because athletes need to know their supplements are trustworthy and compliant, every batch of an NSF Certified for Sport® product is tested for compliance with label claims and to ensure the absence of nearly 300 substances banned by many major athletic organizations.