Extra Strength Liquid Vitamin D3
Goals
$15.00 $0.02 per serving
Product analysis
Extra Strength Liquid Vitamin D3 provides vitamin D on its own in a clearly identified D3 form at an economical cost.
AI assessment of the formula, label and price. How scoring works
Nutrient Quality100
The vitamin D is clearly identified as D3. Its form provides a straightforward choice for vitamin D supplementation.
Ingredient Transparency100
Both the vitamin D amount and its source are stated. That makes it straightforward to check what a serving contains.
Value For Money100
The vitamin D amount comes at an economical serving cost. That supports value for someone looking specifically for vitamin D.
Customer Satisfaction83
Customer ratings are favorable, with a substantial number of buyers contributing. They reflect satisfaction rather than proof of effectiveness or safety.
Product Focus30
The formula concentrates on vitamin D alone. A simple ingredient list does not establish a specific benefit without a clear reason to supplement.
- Format
Liquid - Container
- 1 Liquid(s)
- Per serving
- $0.02
- Customer rating
- 4.9 · 738 ratings
Goals
Impact
Situational effect
Vitamin D · 2000 IU
Impact
Situational effect
Vitamin D · 2000 IU
Impact
Situational effect
Vitamin D · 2000 IU
Ingredients
| Ingredient | Amount per serving | Score |
|---|---|---|
Vitamin D3 (Lanolin) | 2000 IU |
Vitamin D (Lanolin) · 2000 IU OverallScore90
A serving provides 2000 IU of vitamin D at a low cost per serving. It uses D3, though the raw source is not specified.
How this ingredient is rated
Active Ingredient Quality & Bioavailability100
It uses vitamin D3 as cholecalciferol. A source is disclosed, but its material is not specified in the available details.
Vitamin D3 vs. D2 Superiority
It uses vitamin D3 as cholecalciferol.
Sourcing and Active Marker Disclosure
A source is disclosed, but its material is not specified in the available details.
Dose, Safety & Label Transparency74
The serving lists 2000 IU of vitamin D. No titanium dioxide, artificial colors or hydrogenated oils are listed. A GMP claim is reported; independent vitamin D testing is not documented.
Daily Dosage Appropriateness
The serving lists 2000 IU of vitamin D.
Excipient and Additive Purity
No titanium dioxide, artificial colors or hydrogenated oils are listed.
Purity and Quality Certification
A GMP claim is reported; independent vitamin D testing is not documented.
Value100
The cost per serving is low for 2000 IU of vitamin D.
Price per 1,000 IU Efficiency
The cost per serving is low for 2000 IU of vitamin D.
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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.