Mega-D3

product on market Softgel Capsule Schiff Safety: 80/100
80/100

This product is generally safe

  • Vitamin D3: 0.125mg is 1.2× the Tolerable Upper Intake Level (0.1mg)
  • 50% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Vitamin D3 has strong evidence for supporting bone health and immune function. The Red Wine Complex Blend contains polyphenols with limited clinical evidence regarding systemic health benefits. Overall evidence coverage for this specific formulation is very low.

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

Alerts

Safety Alerts

Vitamin D3: 0.125mg is 1.2× the Tolerable Upper Intake Level (0.1mg)

Label

Product Label

Label for Mega-D3
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Softgel(s)
Serving Size
Other Combinations
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

5000 IU (1250% DV)
Exceeds UL by 1.2× (UL: 0.1 mg) 608 studies (A:16, B:251)
Red Wine Complex Blend
200 mg

Other Ingredients

Soybean Oil Gelatin Glycerin yellow Beeswax Water Soy Lecithin Red 40 Titanium Dioxide Caramel color Blue 1 Sulfur Dioxide
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Just 1 softgel per day

Directions: For best results, take one (1) softgel daily.

Warnings & Precautions

Contains soy.

Keep out of reach of children.

NOTE: If you are pregnant, lactating or on prescribed medication, consult your physician before using.

Formulation Notes

5000 IU of Vitamin D3

High Potency Vitamin D3 with Resveratrol & Red Wine Extract

GUARANTEED: No added sugar (sucrose, fructose, lactose), salt (sodium chloride), yeast, wheat, gluten or milk. No artificial flavors.

Contains soy.

Mega-D3 is a supplement that contains Vitamin D3, Resveratrol and Red Wine Extract.

Each Mega-D3 softgel provides the same amount of Resveratrol found in several glasses of Red Wine.

Mega-D3 helps you get the health benefits of Red Wine without the alcohol and calories.

High potency Vitamin D3 & more

Plus Resveratrol & Red Wine Extract

Additional Information

Since 1936

Over 75 years of wellness

Actual size

GUARANTEED for purity, freshness and labeled potency.

Schiff Quality Guarantee

New look

For information call: 1-800-526-6251 (8am-5pm MST M–F)

Store in a cool, dry place with lid tightly closed.

400 IU Vitamin D is 100% of the recommended daily value. However, many health benefits have been found at doses greater than 400 IU.

All ingredients are provided in one easy-to-swallow softgel. Extensive research has found that high amounts of Vitamin D support cardiovascular health and promote bone & muscle strength. Vitamin D3 is the natural form of Vitamin D and is more powerful than Vitamin D2.

For scientific study results, go to www.vitaminDcouncil.org

10168 46010168.7

Vitamin D3 promotes overall health & wellness*

Metadata

Product Details

UPC / SKU0 20525 10168 6
DSLD Entry Date2016-10-22
Product TypeOther Combinations
FormSoftgel Capsule
BrandSchiff
DSLD ID65590
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 →
Compare

Similar Products

View all Vitamin D products →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.