Forumshangdong yixin · Shop talk · 8 replies
✓ Purity · passShop-provided sample

TB-500 × Amino Amigos — lab test, January 2024

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Tested · submitted by Peptigrity Team Member 02PEPTIGRITY TEAM
⚠ This test is older than 2 years - results may not reflect current product quality.
Sample source: shop-provided. The shop chose and sent this vial. The Trust Score counts it like any other published test; who sourced the vial is shown so you can weigh it yourself.How we weigh evidence →
HPLC Purity
99.989%
✓ Excellent purity only
Older than 2 years · not counted in the Trust Score
PeptideTB-500
See Amino Amigos reviews & all 46 lab tests
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Independent verification available

Janoshik Labs publishes a public verification portal. Any test attributed to this lab can be looked up and confirmed directly with the lab — so this result doesn't rest on our review alone.

This certificate carries no lookup code.

Test results

6 data points
Purity
99.989%
Endotoxins
Not tested
Sterility
Not on file
Heavy metals
Not tested
Stated qty
5 mg
Tested qty
4.5 mg
Qty match
90% of labeled · -10%
Batch / Lot
TB5.A24B
Tested by
Janoshik LabsView profile →

Not on file for this certificate: endotoxins, sterility and heavy metals. A purity figure says nothing about those.

About this test

What’s in the vial

Label 5 mg · Lab measured 4.5 mg

90% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 1.1 mg using the measured mass, against 1.3 mg on the label — 10% less.

One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.

Independent HPLC purity analysis of TB-500 from Amino Amigos, performed by Janoshik Labs on January 8, 2024. Reported purity: 99.989%. Net content: 4.5 mg against 5 mg labeled (90% of label). Batch TB5.A24B. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Janoshik Labs · Jan 08, 2024 · Batch TB5.A24B

Other lots of TB-500 from Amino Amigos

LotTestedLabPurityvs labelStatus
TB2025-0212 Feb 2025MZ Biolabs98.56%102%Lab has no portal
10000470829 Feb 2024Analiza Białek98%353%Unverified

Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.

Related lab tests

6 tests

The 446 other TB-500 tests on Peptigrity range from 96.84% to 100.00%. This one sits at 99.99%.

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