Why Not Natural Organic Vitamin D3 Liquid Drops with K2
Labdoor printed a lab panel, with no test date. Every figure below is from that document.
Printed lab panel Retrieved Oct 23, 2026 7 public records
What this record tells you
Read Oct 23, 2026- Why Not Natural Organic Vitamin D3 Liquid Drops with K2: potency at 144% of the label claim, metals under the limits its documents printed and no lot or test date.
- The evidence score reads 60% of the rubric for this record (recency of independent measured results, independent source count, method transparency, failure and warning); 40 is the score on that part only, not a grade of the bottle.

What you can do
Each step opens to what to look for. Nothing here is a verdict on the bottle.
Match your bottle’s lotLot not published
The document printed no lot, so these figures cannot be tied to the bottle in your hand. Ask Why Not Natural for your lot’s certificate.
Ask Why Not Natural for the certificate of analysis5 things to ask for
- The lot number printed on your bottle, and the certificate of analysis for that lot
- Vitamin D3 as measured, against the label claim, in the label’s unit
- Lead, arsenic, cadmium and mercury results, each with the limit the lab used
- The laboratory’s name, the test method and the test date
- Whether the laboratory is independent of the brand
A certificate the brand commissions is manufacturer-sourced; read it as the brand’s own document.
Compare with the vitamin D bottles that have numbers3 bottles
- Legion Vitamin D+K: potency at 115% of the label claim and metals under the limits its documents printed.
- BioEmblem Vitamin D3 + K2: potency at 136% of the label claim and metals under the limits its documents printed.
- CVS Health Live Better vegan vitamin d-3 was recalled (FDA F-0384-2021, 2021): “Vitamin D3 stability sample analyzed and found to be less than 100% of label claim.”
What the lab printed
Each figure as its document printed it, in that document’s unit. Two documents that print the same digits in different units are two rows; nothing is averaged.
5 figures
Labdoor| Analyte | Result | Claim or limit | Document |
|---|---|---|---|
| Vitamin D | 180.0 IU | Claim 125.0 IU | Review page |
| Arsenic | Below LOQ | USP Limit 3.0 ppm | Review page |
| Lead | Below LOQ | USP Limit 10.0 ppm | Review page |
| Cadmium | Below LOQ | USP Limit 3.0 ppm | Review page |
| Mercury | Below LOQ | BCC Limit 3.0 mcg/g | Review page |
How the evidence score reads this record
Rubric-1 scores the published evidence, not the product. A part with nothing public is left unscored, never counted as zero.
Rubric-1
60% of the rubric could be scored- Evidence score
- 40
- Rubric coverage
- 60%
| Part of the rubric | Points | What it read |
|---|---|---|
| Recency of independent measured results | 4 of 20 | Date not published |
| Independent source count | 6 of 15 | 1 organization |
| Quantitative concordance | Not scored | Displayed. No source-stated pass or fail. |
| Method transparency | 4 of 15 | Grade or third-party phrase, no method. |
| Certification | Not scored | Not listed or expired. |
| Failure and warning | 10 of 10 | Enforcement lookup completed. No matching action. |
Every public record
In reading order, each with the sentence that holds the figure, its link and the date we retrieved it.
7 records
- LabdoorMeasured resultArsenic: Below LOQ**
Arsenic Found Below LOQ** USP Limit 3.0 ppm
labdoor.com/review/why-not-natural-organic-vitamin-d3-liquid-drops-with-k2 · retrieved Oct 23, 2026
- LabdoorMeasured resultCadmium: Below LOQ**
Cadmium Found Below LOQ** USP Limit 3.0 ppm
labdoor.com/review/why-not-natural-organic-vitamin-d3-liquid-drops-with-k2 · retrieved Oct 23, 2026
- LabdoorMeasured resultLead: Below LOQ**
Lead Found Below LOQ** USP Limit 10.0 ppm
labdoor.com/review/why-not-natural-organic-vitamin-d3-liquid-drops-with-k2 · retrieved Oct 23, 2026
- LabdoorMeasured resultMercury: Below LOQ**
Mercury Found Below LOQ** BCC Limit 3.0 mcg/g
labdoor.com/review/why-not-natural-organic-vitamin-d3-liquid-drops-with-k2 · retrieved Oct 23, 2026
- LabdoorMeasured resultVitamin D: 180.0 IU
Vitamin D Found 180.0 IU Claimed 125.0 IU
labdoor.com/review/why-not-natural-organic-vitamin-d3-liquid-drops-with-k2 · retrieved Oct 23, 2026
- LabdoorGrade only
LABDOOR SCORE 100.0 of 100 This product’s certification is expired.
labdoor.com/review/why-not-natural-organic-vitamin-d3-liquid-drops-with-k2 · retrieved Oct 23, 2026
- LabdoorGrade only
A+ Why Not Natural Organic Vitamin D3 Liquid Drops with K2 Expired
labdoor.com/rankings/vitamin-d · retrieved Oct 23, 2026
Keep looking
Keep reading: Supplements and vitamins
Supplements and vitamins: every pageSupplement & Nutrient EncyclopediaBrowse all topics
- Previous in this topicBioEmblem Vitamin D3 + K2: public test recordsBioEmblem Vitamin D3 + K2: potency at 136% of the label claim and metals under the limits its documents printed.
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- Omega-3 (fish oil, krill oil, algal oil)Omega-3 supplements supply the long-chain fatty acids EPA and DHA from fish oil, krill oil or algae, or ALA from plant oils.