Vitamin D 400 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

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  DC Labs Vitamin D 400 IU

  EarthTurns.com

  $6.38
• 

  Pure Encapsulations Vitamin D3

  Pure For You4.8(1200)

  $18.50
• 

  Spring Valley Vitamin D3 Softgels

  Walmart4.6(5400)

  $4.88
• 

  Solgar Vitamin D3 IU

  PureFormulas.com4.8(945)

  $11.02
• 

  Bluebonnet Vitamin D3 400 IU

  Instacart4.8(188)

  $8.89
• 

  Now Vitamin D 3 IU

  Swanson Health Products4.8(2000)

  $6.19
• 

  Vitamin D3, 400 IU TABLET

  Amazon.com

  $5.40
• 

  Major 400IU Tablets

  CWI Medical4.0(3)

  $1.95Lowest

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• Vitamin D metabolism and guidelines for vitamin D supplementation

  I Ramasamy - The Clinical Biochemist Reviews, 2020 - pmc.ncbi.nlm.nih.gov

  … For infants aged 7–11 m, the EFSA sets an AI for vitamin D at 400 IU/d (10 μg/d). EFSA states that there was no evidence of difference in absorption capacity between younger and older …

  2020273 citations

• Long-term supplementation with 3200 to 4000 IU of vitamin D daily and adverse events: a systematic review and meta-analysis of randomized controlled trials

  A Zittermann, C Trummer, V Theiler-Schwetz… - European Journal of …, 2023 - Springer

  … dietary vitamin D intake also contributes to total daily vitamin D … vitamin D, we also accepted trials using daily supplemental … (400 IU/d) vitamin D, a supplement of 3200–4000 IU vitamin …

  202358 citations

• Dose response to vitamin D supplementation in postmenopausal women: a randomized trial

  JC Gallagher, A Sai, T Templin… - Annals of internal medicine, 2012 - acpjournals.org

  … 400 IU/d of vitamin D 3 in increasing serum 25-(OH)D levels by an average of 32.5 nmol/L. Recent data suggest that 400 IU/d of vitamin D 3 would increase 25-(OH)D … (OH)D levels were …

  2012452 citations

• Is daily 400 IU of vitamin D supplementation appropriate for every country: a cross-sectional study

  H Onal, E Adal, S Alpaslan, A Ersen, A Aydin - European journal of …, 2010 - Springer

  … In this study, we found that 400 IU of daily vitamin D intake was insufficient to obtain the optimal vitamin D status or even to prevent rickets in fully breastfed children in Turkey. Further …

  201045 citations

• Efficacy and safety of vitamin D3 intake exceeding the lowest observed adverse effect level

  R Vieth, PCR Chan… - The American journal of …, 2001 - academic.oup.com

  … safety of prolonged vitamin D3 intakes of 25 and 100 g (1000 and 4000 IU)/d. Efficacy was … -hydroxyvitamin D [25(OH)D] concentration achieved by subjects taking vitamin D3; potential …

  2001913 citations

• One hundred years after Vitamin D discovery: Is there clinical evidence for supplementation doses

  S Ghanaati, J Choukroun, U Volz, R Hueber… - Int J Growth Factors …, 2020 - academia.edu

  … , we recommend a Vitamin D supplementation based on … oral Vitamin D intake of 10,000 IU/day, 5000 IU/day, and 1000 IU/… infants 400 IU/day, for all other groups, 800 IU/day Vitamin D …

  202027 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-02-25. DSLD Label ID: 244509. 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.