D3 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

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  Nature Made Vitamin D3 IU

  Walmart4.6(3400)

  $10.56
• 

  365 by Whole Foods Market Softgels

  Whole Foods Market4.8(5)

  $6.89
• 

  Walgreens 25 mcg Vitamin D3 Softgels

  Walgreens.com

  $13.99
• 

  Spring Valley Vitamin D3 Softgels

  Walmart4.5(220)

  $7.74
• 

  Puritan's Pride Vitamin D3 IU

  Puritan's Pride4.8(685)

  $2.12Lowest
• 

  Nature's Bounty D3-1000 IU Vitamin Supplement Softgels - 100.0 ea

  Walgreens.com4.7(797)

  $11.99
• 

  Nature Made Vitamin D3 IU Softgels

  BJ's Wholesale Club4.6(3400)

  $16.99
• 

  Nature's Truth D3 + B12 60 ct

  Target4.8(195)

  $14.99

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.

• Alpha Supplements

  4.9 (48)

  Vitamin & supplements store

  2112 Algonquin Rd, Lake in the Hills, IL 60156

  Directions(815) 669-0597

• The Vitamin Shoppe

  4.5 (109)

  Vitamin & supplements store

  1496 S Randall Rd, Algonquin, IL 60102

  Directions(847) 854-8218

• Nutrition Works, Inc

  4.5 (30)

  Vitamin & supplements store

  5411 E State St, Rockford, IL 61108

  Directions(815) 397-6850

• MVP NUTRITION

  4.9 (124)

  Vitamin & supplements store

  7020 Huntley Rd Ste 7, Carpentersville, IL 60110

  Directions(224) 573-6428

• Suplements Safety Alternative

  5.0 (16)

  Health food store

  2334 W Higgins Rd Suite B, Hoffman Estates, IL 60169

  Directions(847) 310-0605

• The Vitamin Shoppe

  4.2 (126)

  Vitamin & supplements store

  815 Cog Cir #4, Crystal Lake, IL 60014

  Directions(815) 356-9460

• Xtreme Supplements

  5.0 (85)

  Vitamin & supplements store

  1974 W Lawrence Ave, Chicago, IL 60640

  Directions(773) 293-6644

• The Vitamin Shoppe

  4.5 (158)

  Vitamin & supplements store

  5946 E State St, Rockford, IL 61108

  Directions(815) 397-9244

• 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

  … vitamin D3 intakes of 25 and 100 g (1000 and 4000 IU)/d. … 50 g/d as the highest vitamin D intake that healthy adults can … 4 patients taking nutritional supplements containing vitamin D2 (…

  2001910 citations

• Vitamin D3 Supplementation: Comparison of 1000 IU and 2000 IU Dose in Healthy Individuals

  E Dědečková, R Viták, M Jirásko, M Králová… - Life, 2023 - mdpi.com

  … The Endocrine Society in the USA recommends supplementing with a daily dose of 1000 IU … 1000 IU or 2000 IU of vitamin D 3 is an adequate choice for maintaining sufficient vitamin D …

  202318 citations

• Effect of vitamin D3 supplementation on vascular and metabolic health of vitamin D–deficient overweight and obese children: a randomized clinical trial

  K Rajakumar, CG Moore, AT Khalid… - … American journal of …, 2020 - academic.oup.com

  … their overall cardiometabolic health through beneficial effects … D RCT to 1) determine whether administration of 1000 IU or 2000 IU vitamin D3/d is more effective than 600 IU vitamin D3/d…

  2020106 citations

• Differential effects of vitamin D2 and D3 supplements on 25-hydroxyvitamin D level are dose, sex, and time dependent: a randomized controlled trial

  MM Hammami, A Yusuf - BMC Endocrine Disorders, 2017 - Springer

  … (OH)D level is about 17.5 nmol/L per 1000 IU daily D3 dose [… of 17,614 healthy adults participating in a preventive health … nmol/L per 1000 IU for daily dosing interval of 0 to 1000 IU [21]. …

  201764 citations

• Comparison of vitamin D2 and vitamin D3 supplementation in raising serum 25-hydroxyvitamin D status: a systematic review and meta-analysis

  L Tripkovic, H Lambert, K Hart, CP Smith… - … American journal of …, 2012 - academic.oup.com

  … other known vitamins essential to health, vitamin D is unique in its … for cholecalciferol supplementation (1000–4000 IU/d), the … D(2) or vitamin D(3) is as effective as an oral supplement …

  20121,254 citations

• 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

  … dose from 1,000 to 2,000, 4,000, and then 8,000 IU daily for … Results: Supplementing with 1,000 IU/day raised vitamin D … of 1,000 IU/day was sufficient to raise the average [25(OH)D] …

  20254 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2022-04-11. DSLD Label ID: 267484. 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.