Vitamin D3 4000 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 Organitab(s) · 1 per day

Percent Daily Values are based on a 2,000 calorie diet.

• 

  Carlson Vitamin D3 IU

  PureFormulas.com4.9(4400)

  $30.60
• 

  Vitacost Vitamin D3

  Vitacost.com4.8(588)

  $4.19
• 

  Kirkman Vitamin D-3 IU

  Kirkman5.0(31)

  $27.50
• 

  Vitamin D3 4000IU High Strength 400 Softgels Immune System Bone Muscle Support

  eBay - centralusa

  $24.99
• 

  Solgar Vegetable Capsules

  Glams Secret4.8(2000)

  $17.86
• 

  Vitamin D3 Capsules 4000 IU – 120 pcs

  Centralsun

  $15.94
• 

  Vitamin D3 120 Caps 4000 Iu

  mentta

  $12.87
• 

  Vitamin D3 4000 I.U

  apohealth.de4.7(38)

  $28.16

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• The Miracle of Vitamin D

  CN Krispin Sullivan, K Sullivan - russiantortoise.net

  … The recommended dose of 200-400 international units (IU) will … for vibrant health. According to Dr. Vieth, the minimal daily requirement of vitamin D should be in the range of 4,000 IU …

• Comparison of vitamin D3 supplementation doses of 1,000, 2,000, 4,000 and 8,000 IU in young healthy individuals

  …, H Hatakova, P Broz, V Simanek, D Slouka… - in vivo, 2025 - iv.iiarjournals.org

  … Background/Aim: Low levels of vitamin D are a … optimal vitamin D3 supplementation dose for healthy young adults by comparing the effectiveness of gradually increasing cholecalciferol …

  20256 citations

• Randomized comparison of the effects of the vitamin D3adequate intake versus 100 mcg (4000 IU) per day on biochemical responses and the wellbeing of patients

  R Vieth, S Kimball, A Hu, PG Walfish - Nutrition journal, 2004 - Springer

  … vitamin D supplements and to determine whether there are demonstrable differences between the use of the highest current AI for vitamin D, and 100 mcg (4000 IU)/… with bright light [15]. …

  2004337 citations

• The clinical importance of vitamin D (cholecalciferol): a paradigm shift with implications for all healthcare providers.

  A Vasquez, G Manso, J Cannell - … Therapies in Health & …, 2004 - search.ebscohost.com

  … of melancholia during winter months when bright light, sun exposure, and serum 25(OH)D levels are reduced. Recently, a dose of 100,000 IU of vitamin D was found superior to light …

  2004107 citations

• Efficacy of daily 4,000 International Units (IU) versus 6,000 IU of oral vitamin D3 in vitamin D deficient children with overweight and obesity: An open-label randomized …

  P Setia, A Seth, R Singh, RK Malhotra, P Singh - Clinical Nutrition ESPEN, 2025 - Elsevier

  … Children with overweight/obesity are at increased risk of vitamin D deficiency. This … 4000 International Units (IU)/day vs. 6000 IU/day oral vitamin D 3 over 12 weeks for treating vitamin D …

  20251 citations

• A Randomized Study on the Effect of Vitamin D3 Supplementation on Skeletal Muscle Morphology and Vitamin D Receptor Concentration in Older Women

  L Ceglia, S Niramitmahapanya… - The Journal of …, 2013 - academic.oup.com

  … Our objective was to determine whether vitamin D 3 4000 IU/d alters muscle fiber cross-sectional area (FCSA) and intramyonuclear VDR concentration over 4 months. …

  2013373 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2023-11-22. DSLD Label ID: 301073. 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.