Join the NBI Loyalty Rewards Program
800-624-1416
Shop Vitamin D3

Vitamin D3 5000 IU

Vitamin D supports bone, immune, muscle and brain health. It’s also important for balancing calcium and phosphorous levels and maintaining healthy inflammation balance. NBI’s premium vitamin D3 oil is certified non-GMO and contains rosemary oil extract for added antioxidant protection.
R

Non-GMO Vitamin D3

R

Bone, immune & brain health

R

Healthy inflammation balance

Vitamin D3
 5000 IU

Shop Vitamin D3
Vitamin D supports bone, immune, muscle and brain health. It’s also important for balancing calcium and phosphorous levels and maintaining healthy inflammation balance. NBI’s premium vitamin D3 oil is certified non-GMO and contains rosemary oil extract for added antioxidant protection.
R

Non-GMO Vitamin D3

R

 Bone, immune & brain health

R

Healthy inflammation balance

Six Surprising Benefits of Vitamin D

Vitamin D does a lot more than support healthy bones. Vitamin D promotes brain health, muscle size and strength, heart health, pancreas health, healthy insulin balance and more. These surprising benefits of vitamin D give you six more reasons to make sure you’re getting enough of this powerful nutrient.

Read the article
Shop Vitamin D
Shop Vitamin D

Vitamin D3 5000 IU

Vitamin D3 Frequently Asked Questions

Q: What is the source for NBI’s vitamin D? NBI’s vitamin D comes from lanolin, which is harvested from sheep wool. Our raw material is certified non-GMO and that no harm was done to the animals. 

Q: Do I need to take vitamin D3? Vitamin D3 is essential for life. It’s necessary for healthy bones, brain health, strong immunity, heart health and healthy inflammation balance. While not everyone needs to supplement with vitamin D, the research indicates that 40% of adults and 70% of children are deficient in this nutrient.

Q: Is taking 125 mcg (5000 IU) per day safe? Yes. Decades of research show that taking 125 mcg per day is safe.

Research Citations

Research Citations
  1. Alghamdi S, Alsulami N, Khoja S, et al. 2020;70(2):230-235. 
  2. Anglin RES, Samaan Z, Walter SD, et al. 2013 Feb;202:100–7.
  3. Annweiler C, Beauchet O. 2013;61(6):1049-50. 
  4. Annweiler C, Dursun E, Féron F, et al. 2015;277(1):45-57. 
  5. Annweiler C, Schott AM, Berrut G, et al. 2010;62(3):139-50. 
  6. Armstrong DJ, Meenagh GK, Bickle I, et al. 2007 Apr;26(4):551–4. 
  7. Bičíková M, Dušková M, Vítků J, et al. 2015;64(Suppl 2):S101-3. 
  8. Bischoff-Ferrari HA, Dawson-Hughes B, Willett WC, et al. 2004;291(16):1999-2006. 
  9. Bischoff-Ferrari HA, Shao A, Dawson-Hughes B, et al. 2010;21(7):1121-32. 
  10. Bjelakovic G, Gluud LL, Nikolova D, et al. 2014(1).
  11. Brinkley DM, Ali OM, Zalawadiya SK et al. 2017 Oct;14(5):410-420.
  12. Calvo MS, Whiting SJ, Barton CN. 2005;135(2):310-316.
  13. Ceglia L, Niramitmahapanya S, da Silva Morais M, et al. 2013;98(12):E1927-E1935. 
  14. Chen C-L, Liu L, Huang J-Y, et al. 2020;13:1977-1987. 
  15. Cranney A, Horsley T, O’Donnell S, et al. 2007 Aug;(158):1–235.
  16. Francis MJ, Pointon JJ, Smith R, et al. 1978;6(6):1273-4. 
  17. Harter HR, Birge SJ, Martin KJ, et al. 1983;23(3):465-72. doi:10.1038/ki.1983.43
  18. Holick MF. 2004;79(3):362-71. 
  19. Holick MF. 2007;357(3):266-81. 
  20. Holick MF. 2017;18(2):153-65. 
  21. Infante M, Ricordi C, Sanchez J, et al. 2019;11(9).
  22. Jorde R, Sneve M, Figenschau Y, et al. 2008;264(6):599–609. 
  23. Khan A, Dawoud H, Malinski T. 2018;13:455-466.
  24. Khoraminya N, Tehrani-Doost M, Jazayeri S, et al. 2013;47(3):271-5. 
  25. Laughlin GA, Kritz-Silverstein D, Bergstrom J, et al. 2017;58(3):871-883. 
  26. Mathieu SV, Fischer K, Dawson-Hughes B, et al. 2018;10(12).
  27. Melamed ML, Kumar J, Muntner P et al. 2009;124(3):e362-70 
  28. Melamed ML, Michos ED, Post W, et al. 2008;168(15):1629-37. 
  29. Mheid IA, Quyyumi AA. 2017 (70):1: 89-100.
  30. Munger KL, Levin LI, Hollis BW, et al. 2006;296(23):2832–8.
  31. Naeem Z. 2010;4(1):V-VI. 
  32. Okereke OI, Singh A. 2016;198:1–14. 
  33. Ostadmohammadi V, Jamilian M, Bahmani F, et al. 2019;12(1):5. 
  34. Parva NR, Tadepalli S, Singh P et al. 2018;10(6):e2741. 
  35. Peitl V, Silić A, Orlović I, Vidrih B, et al. 2020;79(3):179-185. 
  36. Pointon JJ, Francis MJ, Smith R. 1979;57(3):257-63. 
  37. Poolsup N, Suksomboom N, Plordplong N. 2016 Mar;33(3):290-9.
  38. Prietl B, Treiber G, Pieber TR, et al. 2013 Jul 5;5(7):2502–21. 
  39. Przybelski R, Agrawal S, Krueger D, et al. 2008;19(11):1621-8. 0619-x
  40. Rai V et al. 2017 Dec;46(4):1039-1059.
  41. Shaffer JA, Edmondson D, Wasson LT, et al. 2014;76(3):190–6.
  42. Stockton KA, Mengersen K, Paratz JD, et al. 2011;22(3):859-71.
  43. Tayem Y, Alotaibi R, Hozayen R, et al. 2019;18(1):57.
  44. Vanherwegen A-S, Gysemans C, Mathieu C. 2017;46(4):1061–94.
  45. Vieth R. 2020;74(11):1493-1497. 
  46. White JH. 2018;175:23–8. 
  47. Wilson LR, Tripkovic L, Hart KH, et al. 2017;76(3):392-9.
  48. Wolden-Kirk H, Overbergh L, Christesen HT, 2011;347(1-2):106-20.
  49. Zhang R, Naughton DP. 2010;9:65.
  50. Zhang Y, Tan H, Tang J, et al. 2020;43(7):1650-1658.
How Much Vitamin D Do You Need?

How Much Vitamin D Do You Need?

Beyond bone health and vitamin D’s effects on calcium and phosphorous, some surprising benefits of Vitamin D include supporting healthy muscle mass and strength, balance, a strong immune system, skin health, brain health, cellular health, intestinal health, lung health, heart health, and neurological health. Vitamin D is an incredibly popular dietary supplement, and many people know they should take it. But how much should you take and does genetics play a role?

read more
Six Surprising Benefits of Vitamin D

Six Surprising Benefits of Vitamin D

Vitamin D does a whole lot more than support healthy bones. Vitamin D supports brain health, muscle size and strength, heart health, mood, pancreas health and insulin balance. This blog discusses six surprising benefits of vitamin D and six more reasons to make sure you get enough of this powerful nutrient.

read more
The Silent Disease of Vitamin D Deficiency

The Silent Disease of Vitamin D Deficiency

Article at-a-glance: Vitamin D deficiency is a serious health threat that needs to be on everyone’s radar. Vitamin D regulates the functions of more than 200 genes and is one of the most important molecules for our health. Vitamin D is so important to health that a...

read more
More Articles & Blogs

Your purchases help us support these charities and organizations:

NBI: About Us  | Our Quality  |  Contact Us  | Products | Loyalty Program
Support:  Return & Exchange Policy  | Shipping Policy  |  Privacy Policy  | Terms & Conditions  | Site Map
Connect with Us on Social: Facebook | LinkedIn | YouTube | Twitter

Disclaimer: The information provided on this website is for educational purposes only and does not constitute medical advice; the Content is not intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of a physician or other qualified healthcare professional with questions you may have regarding a medical condition. 

These statements have not been evaluated by the Food and Drug Administration.
These products are not intended to diagnose, treat, cure, or prevent any disease.

Your purchases help us support these charities and organizations:

NBI: About Us  | Our Quality  |  Contact Us  | Products| Loyalty Program
Support:  Return & Exchange Policy  | Shipping Policy  |  Privacy Policy  | Terms & Conditions  | Site Map
Connect with Us on Social: Facebook | LinkedIn | YouTube | Twitter

Disclaimer: The information provided on this website is for educational purposes only and does not constitute medical advice; the Content is not intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of a physician or other qualified healthcare professional with questions you may have regarding a medical condition. 

These statements have not been evaluated by the Food and Drug Administration.
These products are not intended to diagnose, treat, cure, or prevent any disease.