Vitamin D3 100 mcg (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 Softgel(s) · 1 per day

Not Present

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  Carlson Vitamin D3 IU

  Walmart4.9(4400)

  $14.32
• 

  Carlson Super Daily D3 4000 IU

  Grove Collaborative4.8(354)

  $22.50
• 

  Carlson Solar D Gems Softgels

  Target4.9(362)

  $19.13
• 

  Carlson Labs Super D3 120 Gummies

  Carlson Labs4.9(150)

  $19.90
• 

  Carlson Super Daily D3 5,000IU Drops

  Walmart - Carlson Labs4.9(119)

  $19.13
• 

  Carlson Labs Super D3 + K2 90 Capsules

  iHerb4.9(675)

  $18.53
• 

  Carlson Labs Baby's Super Daily D3 400IU

  Walmart4.9(2600)

  $12.65
• 

  Carlson by Super Daily D3 Liquid Vitamin D 4,000IU 365 Drops

  freshthyme.com4.9(2300)

  $16.59

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.

• The Vitamin Shoppe

  4.6 (154)

  Vitamin & supplements store

  3404/06 S 144th St, Omaha, NE 68144

  Directions(402) 334-0114

• Vitamin D supplementation, serum 25 (OH) D concentrations and cardiovascular disease risk factors: a systematic review and meta-analysis

  N Mirhosseini, J Rainsbury, SM Kimball - Frontiers in cardiovascular …, 2018 - frontiersin.org

  … The women received 12,000 IU/d of vitamin D for an … and vitamin D-insufficient prediabetics provided 2,800 IU/d of … risk factors vitamin D supplementation ≥4,000 IU/d and achieved …

  2018216 citations

• Effectiveness of vitamin D supplementation on biochemical, clinical, and inflammatory parameters in patients with different types of diabetes: a systematic …

  A Bruna-Mejías, R Valdivia-Arroyo… - Nutrients, 2025 - mdpi.com

  … and vitamin D3 as treatment. In total, 33 patients were given 50,000 IU/day (14 drops) of vitamin D3 for the … EG: they were given a daily pill with 4000 IU of vitamin D3 (cholecalciferol) …

  20258 citations

• Vitamin D in palliative care: aspects on pain, infections and quality of life

  M Helde Frankling - 2020 - openarchive.ki.se

  … < 75 nmol/L) received vitamin D 4000 IU/day for twelve weeks … a microgram (µg) or international units (IU), with 0,025 µg = 1 … is a powdered vitamin D3 tablet, with 800 IU vitamin D3 per …

  2020

• Effects of 1,25-Dihydroxyvitamin D3 and Vitamin D3 on the Expression of the Vitamin D Receptor in Human Skeletal Muscle Cells

  RM Pojednic, L Ceglia, K Olsson, T Gustafsson… - Calcified tissue …, 2015 - Springer

  … vitamin D 3 supplementation (4,000 IU/day) in older adults. Intramuscular VDR mRNA was significantly different from placebo after 16 weeks of vitamin D 3 (… One microgram of total RNA …

  2015121 citations

• Not enough vitamin D: health consequences for Canadians

  G Schwalfenberg - Canadian Family Physician, 2007 - cfp.ca

  … IU of vitamin D2 weekly for 8 weeks or 2000 IU of vitamin D3 daily for 8 weeks.147 Doses of 4000 IU of vitamin D3 … evidence that doses up to 2000 IU/d can be considered safely (Table 8…

  2007174 citations

• Clarifying the Heterogeneity in Response to Vitamin D in the Development

  JM Hands, PG Corr, LA Frame - Prevention, and Treatment of … - pdfs.semanticscholar.org

  … set to 600–800 IU (~15 mcg per day). It should be noted that an RDA of 800 IU, or serum 25(OH)D … Hossein-Nezhad, A.; Spira, A.; Holick, MF Influence of vitamin D status and vitamin D3 …

  5 citations

• Vitamin D: What the Label Numbers Mean

  How to read vitamin D amounts on a Supplement Facts panel, the IU-to-mcg conversion, and why %DV matters.

  VitaSuppTrack Editorial· Jun 24, 2026

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2020-03-24. DSLD Label ID: 216393. 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.