Checked against public sources on August 16, 2026 · LookCloser does not sell or recommend supplements.
Does the marketing hold up?
FDA recall appears in this brand's history. An exact-product recall is a direct signal. A different product from the same firm is company context, not a strike against this item.
“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.
| LAB4 Probiotics | 50 Billion Active Cultures |
|---|---|
| Fructooligosaccharides (FOS) | 150 mg |
Printed on the package: Gluten Free · Lactose Free
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.
1 promise needs a closer look.
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.
Headlines first. Open evidence only when you want the source trail.
An exact-product recall is a direct signal. A different product from the same firm is company context, not a strike against this item.
This recall is not about the product on this page. GNC Holdings LLC recalled a different product on April 25, 2025. FDA has since closed that case. The recalled item was “GNC Women's 30+ Vitapak, Carton of 30 Sachets. Each sachet contains four tablets and a capsule.…”
Locked evidence record →Open the full source-linked findingThe public ownership record is ambiguous. We show the exact candidates instead of choosing one by name similarity.
USPTO returned multiple live supplement-class records for the exact brand wordmark: General Nutrition Investment Company, GNC Holdings, LLC. These records answer who owns registrations for the brand; the separate product-to-owner or manufacturer link remains open.
Locked evidence record →Open the full source-linked findingThe barcode matches, so we are checking the right product rather than a look-alike.
UPCitemdb resolves 048107175283 to "GNC Probiotic Complex Daily Need with 50 Billion CFUs 60 Capsules Daily Probio" (GNC) — consistent with this listing.
Locked evidence record →Open the full source-linked findingThese are evidence gaps, not strikes against the product.
These are the USPTO records behind the brand name. We show them all rather than choosing one by similarity.
ARIZONA, USA · Registration 3429065
1011 Centre Road - Suite 322, Wilmington, DELAWARE 19805, UNITED STATES
IC 005: Powdered nutritional supplement drink mix containing one or more of the following ingredients, soy, oat oil, creatine, soy oil, dextrose, protein, non-fat milk, milk protein, or whey protein concentrate.; IC 029: Drinks based in yoghurt, non-fat milk, and milk drinks containing fruits, soy, oat oil, creatine, soy oil, dextrose, protein, milk protein, whey protein concentrate, non-fat milk concentrate featuring fruit, vegetable, chocolate, vanilla flavorings, chocolate flavorings, vanilla, fruit and vegetable flavorings; protein based, nutrient dense snack bars, consisting of soy, oat oil, creatine, soy oil, dextrose, non-fat milk, yogurt, milk, protein, whey protein, featuring, chocolate, vanilla, fruit, vegetable flavored soy, oat oil, creatine, soy oil, dextrose, whey protein, and non-fat milk.; IC 032: Drinks and smoothies, namely, fruit drinks, vegetable drinks, smoothies, and bottled water; fruit drinks, energy drinks, sport drinks, smoothies, and bottled water, featuring chocolate, vanilla, fruit, vegetable flavor; fruit drinks, energy drinks, sport drinks, smoothies, and bottled water all containing secondary components, namely, soy, oat oil, soy oil, creatine, dextrose, whey protein, non-fat milk, yogurt, milk, milk protein; smoothie concentrates containing secondary components, namely, soy, oat oil, creatine, soy oil, dextrose, whey protein, non-fat milk, milk protein, whey protein concentrate, featuring chocolate, vanilla, fruit, vegetable flavored soy, oat oil, creation, soy oil, dextrose, milk, yogurt, whey protein, and non-fat milk concentrate.; IC 035: Retail store services featuring health foods, dietary supplements, nutritional supplements, herbs, vitamins, sports nutrition products, fitness products and apparel, cosmetics, body care, diagnostic exercise or aromatherapy products.
DELAWARE, USA; ARIZONA, USA · Registration 2180647
103 Springer Building, 3411 Silverside Road, Wilmington, DELAWARE 19810, UNITED STATES
IC 005: dietary supplements.
Delaware, USA · Registration 7612523
75 Hopper Place - Suite 501, Pittsburgh, Pennsylvania 15222, UNITED STATES
IC 005: Dietary and nutritional supplements for pets; anti-itch preparations for pets; anti-microbial wound ointments and sprays for pets; medicated pet shampoo and conditioner for treatment and prevention of fleas and ticks, dandruff, allergies, and for itch relief; medicated liquid bandage spray for pets; topical hairball remedy gel for pets.
This answers who owns registrations for the brand wordmark. It does not by itself prove which entity made, imported, or sold this specific product. Open USPTO source ↗
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.
$1.00 per labeled serving
matching UPC/GTIN · checked Aug 16, 2026
View on Amazon ↗We only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.
Search iHerb ↗We only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.
Search Target ↗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.
The full report shows every source, the exact unresolved question, and the documentation that would settle it.
Record built August 16, 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.