D3 25 mcg (1000 IU)®

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Serving Size: 1 Tablet(s) · 1 per day

Not Present

• 

  Nature Made Vitamin D3 IU

  Nature Made4.7(5000)

  $8.59
• 

  (2 pack) Nature Made Vitamin D3 1000 IU (25 mcg) Softgels, Dietary Supplement for Bone and Immune Health Support, 500 Count, Size: 500 Softgels

  Walmart4.7(5000)

  $26.68
• 

  (3 pack) Nature Made Vitamin D3 1000 IU (25 mcg) Tablets, Dietary Supplement for Bone and Immune Health Support, 350 Count, Size: 350 ct, White

  Walmart4.6(2600)

  $28.52
• 

  Nature Made D3 + K2 Softgels

  CVS Pharmacy4.3(274)

  $19.49
• 

  Nature Made D3 Maximum Strength Softgels

  Walmart4.6(84)

  $15.74
• 

  Nature Made Adult D3 Gummies

  CVS Pharmacy4.6(698)

  $17.49
• 

  Nature Made Vitamin D3 2000 IU Gummies

  Sam's Club4.4(117)

  $13.16
• 

  Nature Made D3 + K2 Gummies

  Target4.3(167)

  $20.49

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• Sound Supplements

  5.0 (12)

  Vitamin & supplements store

  643 N Main St, Greensburg, PA 15601

  Directions(724) 691-2769

• GNC

  4.6 (17)

  Vitamin & supplements store

  2050 Greengate Center Cir Spc 2, Greensburg, PA 15601

  Directions(724) 832-6350

• Use of vitamin D in clinical practice

  JJ Cannell, BW Hollis - Alternative medicine review, 2008 - researchgate.net

  … in otherwise healthy patients with 2,000-7,000 IU vitamin D3 … diet and supplements of approximately 1,000 IU (25 mcg) per … may require up to 10,000 IU per day to achieve a 25(OH)D …

  2008485 citations

• Best Vitamin D Supplements for Fertility

  J Fernandez - lifespanmethod.com

  … This means vitamin D affects not just egg quality, but whether a healthy embryo can … A randomized controlled trial found that men supplementing with 3,000 IU of vitamin D3 daily for one …

• Vitamin D: evidence-based health benefits and recommendations for population guidelines

  WB Grant, SJ Wimalawansa, P Pludowski, RZ Cheng - Nutrients, 2025 - mdpi.com

  … IU/day (50 mcg/day) of vitamin D 3 , which prevent diseases and deaths. Furthermore, a daily dose between 4000 and 6000 IU of vitamin D 3 to achieve serum 25(… , such as 1000 IU/kg …

  2025177 citations

• Daily oral dosing of vitamin D3 using 5000 TO 50,000 international units a day in long-term hospitalized patients: Insights from a seven year experience

  PJ McCullough, DS Lehrer, J Amend - The Journal of steroid biochemistry …, 2019 - Elsevier

  … in amounts estimated up to 25,000 international units (IUs) a day by the action of … D3). In summary, long-term supplementation with vitamin D3 in doses ranging from 5000 to 50,000 IUs…

  2019163 citations

• Moderate amounts of vitamin D3 in supplements are effective in raising serum 25-hydroxyvitamin D from low baseline levels in adults: a systematic review

  SJ Whiting, JP Bonjour, FD Payen, B Rousseau - Nutrients, 2015 - mdpi.com

  … ); studies involving subjects not defined as healthy or having a high baseline 25(OH)D (ie, >75 … Our finding of a rate constant closer to 2 nmol/L per microgram is in agreement with the …

  201553 citations

• Scientific opinion on the tolerable upper intake level for vitamin D, including the derivation of a conversion factor for calcidiol monohydrate

  EFSA Panel on Nutrition, Novel Foods and … - EFSA …, 2023 - Wiley Online Library

  … D 3 on serum 25(OH)D concentrations, and for priority adverse health effects of excess vitamin D … /hypercalciuria and endpoints related to musculoskeletal health (ie falls, bone fractures, …

  202354 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2020-11-21. DSLD Label ID: 239934. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.