$9.17 $0.10 per serving
Product analysis
Vitamin D-3 1000 IU offers a focused way to supplement vitamin D, though its cost is high for the amount provided.
AI assessment of the formula, label and price. How scoring works
Nutrient Quality100
The ingredient detail identifies D3, a favorable vitamin D source. Its lanolin origin also helps identify whether the source suits dietary preferences.
Ingredient Transparency100
The vitamin D amount and source are identified. That allows a direct comparison with other vitamin D supplements.
Value For Money30
The cost is high relative to the vitamin D amount supplied. The clear source does not remove that value trade-off.
Customer Satisfaction94
Customer satisfaction is very positive across a large body of ratings. That feedback describes satisfaction without establishing an individual health benefit.
Product Focus30
The single nutrient gives the formula a focused vitamin D purpose. Its broader expected benefits cannot be judged confidently from the detail available.
- Format
Softgel - Container
- 90 Softgel(s)
- Per serving
- $0.10
- Customer rating
- 4.8 · 28,602 ratings
Goals
Impact
Situational effect
Vitamin D · 1000 IU
Impact
Situational effect
Vitamin D · 1000 IU
Impact
Situational effect
Vitamin D · 1000 IU
Ingredients
| Ingredient | Amount per serving | Score |
|---|---|---|
Vitamin D3 (Lanolin) | 1000 IU |
Vitamin D (Lanolin) · 1000 IU OverallScore73
A serving provides 1,000 IU of vitamin D3. The whole-product price is about $0.10 per 1,000 IU of vitamin D.
How this ingredient is rated
Active Ingredient Quality & Bioavailability100
The identified form is vitamin D3 (cholecalciferol). The evaluation records a raw source, but its name is not included in the saved facts.
Vitamin D3 vs. D2 Superiority
Cholecalciferol is vitamin D3.
Sourcing and Active Marker Disclosure
A raw source is recorded in the evaluation, but the saved facts do not name it.
Dose, Safety & Label Transparency68
The serving lists 1,000 IU of vitamin D.
Daily Dosage Appropriateness
The serving lists 1,000 IU of vitamin D.
Excipient and Additive Purity
The saved ingredient panel lists none of titanium dioxide, artificial colors or hydrogenated oils. The sugar amount is unavailable.
Purity and Quality Certification
A GMP claim is recorded; independent vitamin D content verification is not established in the saved facts.
Value30
The whole-product price is about $0.10 per 1,000 IU of vitamin D.
Price per 1,000 IU Efficiency
The whole-product price is about $0.10 per 1,000 IU of vitamin D.
Alternative products
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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.