$7.65 $0.07 per serving
Product analysis
Super Strength D3-2000 IU offers a focused way to supplement vitamin D intake, using a suitable D3 preparation at reasonable value.
AI assessment of the formula, label and price. How scoring works
Nutrient Quality100
The D3 preparation works in its favor. The identified source supports a clearer choice of vitamin D form.
Ingredient Transparency80
The vitamin D amount and D3 source are clear, helping you compare the serving. The additional source descriptions are not broken down further.
Value For Money80
The vitamin D contribution offers reasonable value at the full serving cost. Its single-nutrient purpose keeps that comparison directly relevant to the purchase.
Customer Satisfaction95
Customer ratings are strongly favorable across a very large number of buyers. That gives a broad picture of satisfaction, without establishing effectiveness.
Product Focus80
A single vitamin keeps the nutritional purpose clear. Its related health roles do not require a long mixture of additional ingredients.
- Format
Softgel - Container
- 100 Softgel(s)
- Per serving
- $0.07
- Customer rating
- 4.8 · 78,159 ratings
Goals
Impact
Highest effect
Vitamin D · 2000 IU
Impact
Highest effect
Vitamin D · 2000 IU
Impact
Highest effect
Vitamin D · 2000 IU
Impact
High effect
Vitamin D · 2000 IU
Ingredients
| Ingredient | Amount per serving | Score |
|---|---|---|
Vitamin D (Cholecalciferol, Vitamin D3) | 2000 IU |
Vitamin D (Cholecalciferol, Vitamin D3) · 2000 IU OverallScore78
The serving provides 2000 IU as vitamin D3 (cholecalciferol), with a low cost relative to its vitamin D amount. The raw source is unspecified. Independent verification is not established.
How this ingredient is rated
Active Ingredient Quality & Bioavailability87
The form is vitamin D3 (cholecalciferol). The raw source of the vitamin D is unspecified.
Vitamin D3 vs. D2 Superiority
The form is vitamin D3 (cholecalciferol).
Sourcing and Active Marker Disclosure
The raw source of the vitamin D is unspecified.
Dose, Safety & Label Transparency68
The serving lists 2000 IU of vitamin D. The other ingredients list does not indicate titanium dioxide, artificial colors or hydrogenated oils. No qualifying independent verification or GMP claim is established.
Daily Dosage Appropriateness
The serving lists 2000 IU of vitamin D.
Excipient and Additive Purity
The other ingredients list does not indicate titanium dioxide, artificial colors or hydrogenated oils.
Purity and Quality Certification
No qualifying independent verification or GMP claim is established.
Value80
The cost relative to the vitamin D amount is low.
Price per 1,000 IU Efficiency
The cost relative to the vitamin D amount is low.
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Sources
Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.
- Effect of Vitamin D Supplementation on Fatigue in Multiple Sclerosis: A Systematic Review and Meta-Analysis.
- Vitamin D Supplementation in Adolescents and Young Adults With Juvenile Systemic Lupus Erythematosus for Improvement in Disease Activity and Fatigue Scores: A Randomized, Double-Blind, Placebo-Controlled Trial.
- Vitamin D in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome After COVID-19 or Vaccination: A Randomized Controlled Trial.
- The effects of vitamin D supplementation on disease activity and fatigue in Libyan rheumatoid arthritis patients.
- The effect of home-based aerobic training and vitamin D supplementation on fatigue and quality of life in patients with multiple sclerosis during COVID-19 outbreak.
- Vitamin D supplementation for prevention of mortality in adults.
- Effect of vitamin D on gastrointestinal symptoms and health-related quality of life in irritable bowel syndrome patients: a randomized double-blind clinical trial.
- The impact of vitamin D administration on mortality in COVID-19 patients: a systematic review and meta-analysis of randomized controlled trials.
- Vitamin D Status and Mortality: A Systematic Review of Observational Studies.
- Meta-analysis of long-term vitamin D supplementation on overall mortality.
- Vitamin D supplementation to prevent acute respiratory infections: individual participant data meta-analysis.
- Association Between Vitamin D and Influenza: Meta-Analysis and Systematic Review of Randomized Controlled Trials.
- Vitamin D3 and deconvoluting a rash.
- Effect of vitamin D3 supplementation on cellular immunity and inflammatory markers in COVID-19 patients admitted to the ICU.
- Current opinion on the role of vitamin D supplementation in respiratory infections and asthma/COPD exacerbations: A need to establish publication guidelines for overcoming the unpublished data.
- Vitamin D deficiency and C-reactive protein: a bidirectional Mendelian randomization study.
- Vitamin D in Children With Inflammatory Bowel Disease: A Randomized Controlled Clinical Trial.
- Vitamin D supplementation reduces infection rate and promotes wound healing in patients with diabetic foot ulcers.
- Associations of C-reactive Protein with 25-hydroxyvitamin D in 24 Specific Diseases: A Cross-sectional Study from NHANES.
- Combined effects of vitamin D deficiency and systemic inflammation on all-cause mortality and cause-specific mortality in older adults.