HomeLab Tests goodsciencebio.com, BPC-157
Purity · passShop-provided sample

BPC-157 × goodsciencebio.com — lab test, lot 3548105, May 2026

Sample label: Good Science
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Tested · submitted by Peptigrity Team Member 02PEPTIGRITY TEAM
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.36%
Excellent purity only
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Independent verification available

Vanguard Laboratory 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
99.36%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
20 mg
Tested qty
21.16 mg
Qty match
106% of labeled · +6%
Batch / Lot
3548105
Tested by
Vanguard LaboratoryView profile →

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

What’s in the vial

Label 20 mg · Lab measured 21.16 mg

106% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 5.3 mg using the measured mass, against 5 mg on the label — 6% more.

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 BPC-157 from goodsciencebio.com, performed by Vanguard Laboratory on May 27, 2026. Reported purity: 99.36%. Net content: 21.16 mg against 20 mg labeled (106% of label). Batch 3548105. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Vanguard Laboratory · May 27, 2026 · Batch 3548105

Other lots of BPC-157 from goodsciencebio.com

LotTestedLabPurityvs labelStatus
354851927 May 2026Vanguard Laboratory99.5%101%Unverified
354850727 May 2026Vanguard Laboratory99.37%110%Unverified
354851327 May 2026Vanguard Laboratory99.8%100%Unverified
354809327 May 2026Vanguard Laboratory99.41%111%Unverified
354808727 May 2026Vanguard Laboratory99.02%115%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

8 tests

The 873 other BPC-157 tests on Peptigrity range from 91.65% to 100.00%. This one sits at 99.36%.

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