“CERTIFIED & THIRD-PARTY TESTED - Manufactured in an NSF-certified facility in California USA following strict cGMP standards, our elderberry…”
Evidence →A testing body is named on the listing, but we found no lot-specific certificate of analysis.
Exact product checked · GTIN 00812239001037Sandhu's · checked Jul 22, 2026 · on sale since Sep 27, 2024🇺🇸 USPTO wordmark owner · Sandhu Products, Inc. · CALIFORNIA, USA
Quick read · Sandhu's
Elderberry Vitamin C and Zinc Capsules with D3 and Quercetin
Checked against public sources between July 22 and July 24, 2026 · LookCloser does not sell or recommend supplements.
120capsules
Does the marketing hold up?
Research links are available for zinc. Use the linked research to check whether the ingredient and outcome you care about are actually connected. Ingredient evidence does not verify this product.
Is the dose real?Panel read — dose not verified5 ingredients listed; no advertised amount we could confirm against them
What a serving costsNo price found for this exact barcode
Is it tested?Claimed — not yet checked
Who’s behind it?🇺🇸Sandhu Products, Inc.corporation · CALIFORNIA, USA
Is it the real thing?✓Barcode matches outside records
Trouble on record?Recall check not run yeta gap in our records, not a finding about the product
“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.
3◖ partly confirmed1? couldn’t verifyno contradictions · no recalls
The label itself
We could not read this Supplement Facts panel
The photographs on this listing did not give us a legible panel — we recovered ingredient names but no amounts, so there is nothing here we would stand behind. This is a limit of what we could read, not a statement about the product.
Marketing claims, checked
The checks, one by one
The public sources did not settle the marketing promises on this label.
◐Partly confirmed3
“CERTIFIED & THIRD-PARTY TESTED - Manufactured in an NSF-certified facility in California USA following strict cGMP standards, our elderberry…”
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.
“Immune Support Supplement Pills for”
Evidence →Published research exists for ingredients in this formula. Whether this product’s doses match those studies could not be confirmed.
Ingredient research can support context, but it is not a trial of this exact product.
?Couldn’t verify independently1
“in”
Evidence →“Made in USA” can describe only final bottling. Ingredient-sourcing records were not located for this product.
We looked and found no public proof. That does not count against the product.
Quick read · 1 useful finding
What is worth knowing.
Headlines first. Open evidence only when you want the source trail.
CheckedCan you trust the review pattern?
Reviews rose from 146 to 259 between August 4, 2025 and August 28, 2026 — no sudden jump.
A count that moves steadily is ordinary. A sudden burst is what deserves a closer look.
Evidence and sources
Written reviews rose from 146 to 259 between August 4, 2025 and August 28, 2026. The largest rise inside any single 30-day window was about 23, so the count moved in steps rather than in one burst.
Locked evidence record →Open the full source-linked findingWhat remains open 2
- We have not found a public label filing for this exact product.
- Barcode checksum is valid; no independent product record was found.
These are evidence gaps, not strikes against the product.
Who owns the brand wordmark?
🇺🇸
Sandhu Products, Inc.Corporation · exact supplement-class mark for SANDHU'S
Filed address
4580 Contractors Place, Livermore, California 94551, 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 ↗
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$22.99
matching UPC/GTIN · checked Aug 29, 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 the complete evidence trail?
The summary stops at product-specific facts. The full report preserves every source, calculation, limitation, and unresolved check for review or sharing.
Record built September 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.