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D3 2000 IU (50 mcg)

product on market Softgel Capsule Mason Natural Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Vitamin D3 is supported by strong evidence for maintaining bone health and supporting calcium absorption. Research indicates it plays a critical role in immune function and skeletal mineralization. This formulation provides a standard dose for supporting these physiological processes.

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

Label

Product Label

Label for D3 2000 IU (50 mcg)
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Softgel(s)
Serving Size
120
Servings
Vitamin
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

50 mcg (250% DV)
3.3× RDA — above typical dose (UL: 0.1 mg) 608 studies (A:16, B:251)

Other Ingredients

Soybean Oil Gelatin Glycerin purified Water
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Adults - Take one softgel daily, preferably with food, as a dietary supplement.

Warnings & Precautions

Allergen Certification: This product contains highly refined fish oil and soybean.

Caution: If you are pregnant, nursing, taking any medications or have any medical condition, consult your physician before use.

Discontinue use and consult your physician if any adverse reactions occur.

Keep out of reach of children.

Tamper-Evident Seal: Do not use product if seal appears tampered.

Formulation Notes

May support overall health

Guaranteed no added: Milk, egg, crustacean shellfish, peanuts, tree nuts, wheat.

Gluten free

Manufactured in the USA for: Mason Vitamins, Inc.

Additional Information

Mason guarantee Laboratory Tested cGMP Certified Good Manufacturing Practice

Certified Mason natural Est. 1967

Store in a dry place under controlled room temperature: 20 degrees - 25 degrees C (68 degrees - 77 degrees F).

Please recycle

Metadata

Product Details

UPC / SKU3 11845 15012 7
DSLD Entry Date2021-03-25
Product TypeVitamin
FormSoftgel Capsule
BrandMason Natural
DSLD ID244867
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.