LookCloser.aipublic supplement evidence
Exact product checked · GTIN 00851989007104Renzo's · checked Aug 11, 2026 · on sale since Mar 30, 2017🇺🇸 USPTO wordmark owner · Solara, Inc. · FLORIDA, USA
Quick read · Renzo's

Renzo's Dynamite Vitamin D3

Checked against public sources on August 11, 2026 · LookCloser does not sell or recommend supplements.

60units
60servings per container

Does the marketing hold up?

Every ingredient shows its amount · 1 ingredients listed. Every ingredient shows its real amount — nothing is hidden in a proprietary blend.

Is the dose real?Panel read — dose not verified1 ingredient listed; no advertised amount we could confirm against them
What a serving costs$0.28per serving, at the checked price
Is it tested?NSF seal printed on the labelwe read it off the package photo; not confirmed in NSF’s registry
Who’s behind it?🇺🇸Solara, Inc.corporation · FLORIDA, USA
Is it the real thing?Barcode matches outside records
Trouble on record?No recalls found

“Couldn’t verify” means we looked and found no public proof — not a mark against the product. Most supplement claims cannot be independently verified by anyone, so grey is the normal state of this industry.

1◖ partly confirmedno contradictions · no recalls
The label itself

What the Supplement Facts panel says

Serving size Serving Size 1 tablet · 60 servings per container

Vitamin D3 (as vegan cholecalciferol)25 mcg

Printed on the package: Vegan · 3RD PARTY LAB TESTED · Non-GMO · Gluten-free · Allergen-free · NSF · Third-party lab tested

We read 1 lines from the package photograph. It is our transcript of the label, not the manufacturer’s panel, and it may be incomplete.

Marketing claims, checked

The checks, one by one

The public sources did not settle the marketing promises on this label.

Partly confirmed1

“PARTY LAB”

A testing body is named on the listing, but we found no lot-specific certificate of analysis.

Evidence →

Ingredient research can support context, but it is not a trial of this exact product.

Quick read · 2 useful findings

What is worth knowing.

Headlines first. Open evidence only when you want the source trail.

CheckedIs the label honest?

Every ingredient shows its amount · 1 ingredients listed.

Every ingredient shows its real amount — nothing is hidden in a proprietary blend.

Evidence and sources

The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.

Locked evidence record →Open the full source-linked finding
CheckedWho is behind it?

The barcode identity checks out · 851989007104.

The barcode matches, so we are checking the right product rather than a look-alike.

Evidence and sources

UPCitemdb resolves 851989007104 to "Renzo’s Vitamins Dynamite D3 Vitamin Melty Tabs Sugar Free and Vegan Dietary Sup" (Renzo s) — consistent with this listing.

Locked evidence record →Open the full source-linked finding
What remains open 3
  • No FDA recall matched this brand in the current search.
  • We have not found a public label filing for this exact product.
  • No dated review-history series is on file yet.

These are evidence gaps, not strikes against the product.

Who owns the brand wordmark?
🇺🇸
Solara, Inc.Corporation · exact supplement-class mark for RENZO'S
Registration5428407
Registered2018-03-20
AssignmentsNo transfers recorded

Filed address
3705 NW 115th Ave Suite 6, Doral, FLORIDA 33178, UNITED STATES

USPTO identifies the public owner or applicant behind this brand wordmark. This does not by itself identify the product manufacturer or prove where the product was made. Open USPTO source ↗

Where it sells

Price check for this exact product

Amazon

Exact UPC/GTIN match
$16.99

$0.28 per labeled serving

matching UPC/GTIN · checked Aug 11, 2026

View on Amazon ↗

iHerb

Not confirmed
No exact listing saved

We only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.

Search iHerb ↗

Target

Not confirmed
No exact listing saved

We only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.

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Walmart

Not confirmed
No exact listing saved

We only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.

Search Walmart ↗

Only one exact price was available at build time; prices change by date, seller, and promotion.

No official brand storefront is confirmed in this record. That is neutral, but it prevents a direct brand-price, label, review, and document check.

Reference prices only · no affiliate links · every compared seller must publish the matching UPC/GTIN.

Want to inspect the evidence?

The full report shows every source, the exact unresolved question, and the documentation that would settle it.

Read / share full evidence →

Record built August 11, 2026. Sources: source listing observed at check time · USPTO Trademark Search · Keepa exact-listing history · NIH / published research · certification and regulator records where available. LookCloser publishes evidence and gaps; it does not advise for or against any supplement. Evidence-based corrections welcome.