“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.

Alpha Lipoic Acid 600mg N-Acetyl Cysteine 600mg Acetyl…
Checked against public sources between July 22 and July 24, 2026 · LookCloser does not sell or recommend supplements.
Does the marketing hold up?
Registered owner records: ALLSEASON ENTERPRISES LLC · ALLSEASON IPCO, LLC. The public ownership record is ambiguous. We show the exact candidates instead of choosing one by name similarity.
“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.
What the Supplement Facts panel says
| Thiamin (as thiamine mononitrate) | 50 mg |
|---|---|
| Vitamin B6 (as pyridoxine hydrochloride) | 50 mg |
| Vitamin B12 (as methylcobalamin) | 100 mcg |
| N-Acetyl-L-Cysteine (NAC) | 600 mg |
| Alpha-Lipoic Acid | 600 mg |
| Acetyl-L-Carnitine | 500 mg |
| Benfotiamine | 300 mg |
| Black Pepper (Piper nigrum) (Fruit) Extract (std. 95% Piperine) | 5 mg |
Printed on the package: USA · MADE IN USA · GMP Compliant · NATURAL INGREDIENTS
We read 8 lines from the package photograph. It is our transcript of the label, not the manufacturer’s panel, and it may be incomplete.
The checks, one by one
The public sources did not settle the marketing promises on this label.
◐Partly confirmed1
Ingredient research can support context, but it is not a trial of this exact product.
?Couldn’t verify independently1
“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.
What is worth knowing.
Headlines first. Open evidence only when you want the source trail.
Registered owner records: ALLSEASON ENTERPRISES LLC · ALLSEASON IPCO, LLC
The public ownership record is ambiguous. We show the exact candidates instead of choosing one by name similarity.
Evidence and sources
USPTO returned multiple live supplement-class records for the exact brand wordmark: ALLSEASON ENTERPRISES LLC, ALLSEASON IPCO, 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 findingEvery ingredient shows its amount · 8 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 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.
The brand has 2 exact supplement-class records
These are the USPTO records behind the brand name. We show them all rather than choosing one by similarity.
SOUTH DAKOTA, USA; DELAWARE, USA · Registration 7031117
Ste 214-1619, 401 E 8th St, Sioux Falls, SOUTH DAKOTA 57103, UNITED STATES
Goods covered by this record
IC 005: Dietary supplements; Dietary supplements in the form of powder; Dietary supplements consisting primarily of vitamins; Food supplements; Green coffee bean extracts for use as dietary supplements; Gummy vitamins; Herbal supplements; Mineral supplements; Mineral nutritional supplements; Nutritional supplements; Nutritional supplements in the form of drink mixes; Protein supplements; Vitamin preparations; Vitamin supplements; Liquid vitamin supplements.
DELAWARE, USA · Registration 7942428
7582 Las Vegas Blvd. S., #3015, Las Vegas, Nevada 89123, UNITED STATES
Goods covered by this record
IC 005: Dietary supplements; Dietary supplements consisting primarily of vitamins; Dietary supplements in the form of powder; Food supplements; Green coffee bean extracts for use as dietary supplements; Gummy vitamins; Herbal supplements; Liquid vitamin supplements; Mineral supplements; Mineral nutritional supplements; Nutritional supplements; Nutritional supplements in the form of drink mixes; Protein supplements; Vitamin preparations; Vitamin supplements.
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 ↗
Price check for this exact product
Amazon
Exact UPC/GTIN match$1.00 per labeled serving
matching UPC/GTIN · checked Aug 29, 2026
View on Amazon ↗iHerb
Not confirmedWe 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 confirmedWe 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 confirmedWe 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 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.