Maintaining healthy levels of vitamin D in your body has been shown to be an important part of your overall health. Nature Made Vitamin D3 1000 IU tablets are made of vitamin D3, the body's preferred form of vitamin D.* Product Features: #1 pharmacist recommended letter vitamin brand USP Verified: Nature Made was the first national supplement brand to have a product verified by United States Pharmacopeia (USP), and Nature Made is the national supplement brand with the most products carrying the USP Verified Mark. USP is a scientific, nonprofit organization that has been setting federally recognized, public standards of quality for medicines, dietary supplements and food ingredients Supports bone, teeth, muscle and immune health* Aids in calcium absorption in the body* Vitamin D is a fat-soluble vitamin that is naturally present in very few foods and added to others through fortification Vitamin D is also produced endogenously when ultraviolet rays from sunlight strike the skin and trigger vitamin D synthesis. (1) The skin synthesis is reduced by clothing, sunscreen, air pollution, older age, darker skin pigmentation, being indoors, winter season and higher latitude Vitamin D3 is the preferred form because it is more effective at raising and maintaining adequate levels of circulating vitamin D in the body (2*) It is common for many healthcare providers to recommend 1,000-5,000 IU of vitamin D per day for general health (2) Nationally representative data demonstrates that many Americans are not consuming adequate vitamin D, and a significant number of Americans have vitamin D serum levels that are insufficient or deficient (3) 1-Institute of Medicine. Dietary Reference Intakes for Calcium and Vitamin D. Washington, DC: The National Academies Press; 2011. 2-Holick MF, Binkley NC, Bischoff-Ferrari HA, et al. Evaluation, treatment, and prevention of vitamin D deficiency: an Endocrine Society Clinical Practice Guideline. J Clin Endocrinal Metab. 2011;96(7):1911-1930. 3-
- Supports bone, teeth, muscle and immune health
- Vitamin D3 is the body's preferred form of vitamin D
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