“FROM A GMP CERTIFIED”
Evidence →“GMP-certified” describes factory processes, not what is in the bottle. The claim does not name a certifier or public register that a shopper can check.
Exact product checked · GTIN 00842367001913Dr. Tobias · checked Aug 3, 2026 · on sale since Jun 14, 2021🇩🇪 USPTO wordmark owner · DTI UG (haftungsbeschränkt) · GERMANYPackage says distributed by: Distributed by:
Quick read · Dr. Tobias
Dr. Tobias Deep Immune Probiotic + Prebiotic 120 Capsules
Checked against public sources on August 3, 2026 · LookCloser does not sell or recommend supplements.
120capsules · 60 servings
Does the marketing hold up?
Every ingredient shows its amount · 2 ingredients listed. Every ingredient shows its real amount — nothing is hidden in a proprietary blend.
Is the dose real?Panel read — dose not verified2 ingredients listed; no advertised amount we could confirm against them
What a serving costs$0.78per serving, at the checked price
Is it tested?No testing claim made
Who’s behind it?🇩🇪DTI UG (haftungsbeschränkt)limited liability company; gesellschaft mit beschränkter haftung (gmbh) · GERMANY
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 confirmed1△ support not foundno contradictions · no recalls
The label itself
What the Supplement Facts panel says
| Probiotic Bacteria (4.4 Billion CFU) | 27 mg |
|---|---|
| PreforPro | 15 mg |
Printed on the package: MADE BY VITAMIN EXPERTS · GMP
We read 2 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
1 promise needs a closer look.
◐Partly confirmed1
Ingredient research can support context, but it is not a trial of this exact product.
△Claimed without support found1
“Immune features clinically studied DE111 spore-forming probiotics for targeted-release designed to support probiotic survivability and daily digestive”
Evidence →We found no named, citable study of this product or formula. The claim may rest on ingredient research rather than a trial of this 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 · 2 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 findingCheckedWho is behind it?
The barcode identity checks out · 842367001913.
The barcode matches, so we are checking the right product rather than a look-alike.
Evidence and sources
UPCitemdb resolves 842367001913 to "Dr. Tobias Deep Immune Probiotics & Prebiotics, 4.4 Billion CFU, Supports Health" (34.99) — consistent with this listing.
Locked evidence record →Open the full source-linked findingWhat remains open 2
- No FDA recall matched this brand in the current search.
- We have not found a public label filing for this exact product.
These are evidence gaps, not strikes against the product.
Who owns the brand wordmark?
🇩🇪
DTI UG (haftungsbeschränkt)Limited Liability Company; Gesellschaft Mit Beschränkter Haftung (Gmbh) · exact supplement-class mark for DR. TOBIAS
Filed address
Berliner Str. 2, Trittau, 22946, GERMANY
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 ↗
Research behind the findings
Dose and research context
We could not match an amount on this product to a studied range for the same ingredient, so these links are ingredient background rather than a measurement of this product.
Where it sells
Price check for this exact product
Amazon
Exact UPC/GTIN match$46.99
$0.78 per labeled serving
matching UPC/GTIN · checked Aug 3, 2026
View on Amazon ↗iHerb
Not confirmedNo 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 confirmedNo 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 Target ↗Walmart
Not confirmedNo 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.
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.
Record built August 03, 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.