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D3 1000 IU

product on market Tablet or Pill Nature Made Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Vitamin D3 and calcium are supported by strong evidence for maintaining bone density and supporting calcium absorption. These ingredients play critical roles in skeletal health and immune function. Research indicates these nutrients are generally safe when taken within recommended daily limits.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for D3 1000 IU
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
Single Vitamin and Mineral
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

1000 IU (250% DV)
1.7× RDA — within safe limits 608 studies (A:16, B:251)
Calcium
92 mg (9% DV)

Other Ingredients

Cellulose Gel Maltodextrin Croscarmellose Sodium Stearic Acid Magnesium Stearate Gelatin
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: Take one tablet daily with a meal. For easier swallowing, take with water before and during ingestion.

Warnings & Precautions

Store in a cool, dry place, out of reach of children.

Do not use if imprinted seal under cap is broken or missing.

Formulation Notes

Vitamin D3 is more effective than Vitamin D2 at raising and maintaining adequate levels of circulating vitamin D in the body.

No color added No artificial flavors No preservatives No yeast Gluten free

Additional Information

Twin pack #1 pharmacist recommended

114688L200 Cat. A488 5A044

USP Dietary Supplement Verified

D3 is the body's preferred form of vitamin D

Supports bone, teeth, muscle and immune health

Vitamin D supports bone, teeth, muscle and immune health

Keep bottle tightly closed. Store in a cool, dry place, out of reach of children.

USP has tested and verified ingredients, potency and manufacturing process. USP sets official standards for dietary supplements. www.uspverified.org Based on Pharmacy Times Survey of pharmacists recommending Letter Vitamin Supplements

Metadata

Product Details

DSLD Entry Date2018-08-31
Product TypeSingle Vitamin and Mineral
FormTablet or Pill
BrandNature Made
DSLD ID180421
Data Updated2026-04-11
Research

Research Evidence

872
Research Sources
53
Avg Quality
309
Meta Analysis
309
Clinical Trial
111
Rct
71
Systematic Review
55
Guideline
4
Cochrane Review
4
Regulatory Source
2
Other
2
Narrative Review
2
Observational
1
Openfda Safety
A Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis
Meta Analysis The Cochrane database of systematic reviews 2009 PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Interventions for preventing falls in older people in care facilities and hospitals
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Drugs for preventing lung cancer in healthy people
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A High prevalence of vitamin D deficiency in Asia: A systematic review and meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2023 PubMed DOI
A The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2023 PubMed DOI
A Interventions for preventing falls in older people living in the community
Meta Analysis The Cochrane database of systematic reviews 2009 PubMed DOI
View all evidence for Vitamin D →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.