Dr. Berg Maximum Strength 7-in-1 Vitamin D3 K2 5000 IU | Naturally Derived D3 | 4X Lab-Tested & Verified | High Absorption Formula | K2 D3 Vitamin Supplement | 60 Capsules
Our vitamin K2 and D3 with magnesium supplement is made up of 5000 IU of vitamin D3 and 50 mcg of vitamin K2. It also includes a unique blend of vitamin B6, zinc, magnesium, MCT oil, and ox bile you won't find in other formulas – Includes a 60-day supply.
Resar evidence panel
0–100 · cited research only
Evidence Score
51
Emerging
Safety Score
69
Good
Effectiveness Score
44
Emerging
Research Confidence
67
Good
Product Fit Score
39
Limited
Bottom line
Limited evidence (Emerging) — treat claims cautiously and review sources directly.
Product fit is weaker — dose, price, or practical use may not align with what studies tested.
Evidence Score
51
Emerging
Price
$17.99
Resar may earn an affiliate commission on this purchase. Commissions never change scores — see our affiliate disclosure and conflicts policy. Scores reflect cited research, not medical advice.
Compare others in SupplementsTop research
The strongest studies behind this product
Ranked by evidence hierarchy and how closely each study matches this product. Start with the strongest study, then read down. Every claim needs a trail.
Cardiovascular and Metabolic Benefits of Extra Virgin Olive Oil Phenolic Compounds: Mechanistic Insights from In Vivo Studies
Other · Cells · 2024
What the research shows
Improved cardiovascular markers (e.g., endothelial function, lipid profile) in animal models.
The Recommendation of the Mediterranean-styled Japanese Diet for Healthy Longevity
Other · Endocrine, metabolic & immune disorders drug targets · 2024
From Olive Oil Lovers to Mediterranean Diet Lifestyle Followers: Consumption Pattern Segmentation in the Portuguese Context
Other · Nutrients · 2024
Molecular bases for the use of functional foods in the management of healthy aging: Berries, curcumin, virgin olive oil and honey; three realities and a promise
Other · Critical reviews in food science and nutrition · 2023
The Effects of the Mediterranean Diet on Health and Gut Microbiota
Other · Nutrients · 2023
Scores reflect these cited studies, not medical advice. Expand the full evidence detail below for protocols, dose context, and reported side effects.
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Claim ledger
Every claim, mapped to its source
Each product claim below is tied to a specific paper with study type, match strength, and limitations. Nothing here is medical advice — it is a research trail you can audit.
Claim match reflects how closely a specific paper supports this benefit — not AI confidence or medical certainty.
Full evidence detail
Study-by-study breakdown
Each paper below is ranked for this listing. Start with the highest match, then expand any study for a plain-language readout.
How to read this section
- Match % - how closely the study matches this product (not overall scientific quality).
- Evidence type - study design (RCT, review, etc.) and whether it is direct, category-level, or indirect.
- What it found - short summary and quoted extract from the paper metadata. Not medical advice.
In plain language
What the study reported
Verified extract — not AI generated
“Improved cardiovascular markers (e.g., endothelial function, lipid profile) in animal models.”
Take 2 capsules daily with a meal to complement a diet rich in polyphenols.
No adverse effects reported in the reviewed studies.
Caveats
Human clinical data are limited; findings are from animal models and mechanistic studies.
Transparency
Score history
Human review is pending for this listing.
Reviews
Shopper feedback
4.7
average rating
25,981 Amazon reviews were available from the listing metadata.