HomeLab Tests Shop withheld, Retatrutide
Purity · passBatch · 1670Shop-provided sample

Retatrutide — lab test, March 2026

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
99.8%
Excellent purity only
BrandShop withheld
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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.

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Test results

7 data points
Purity
99.8%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
10 mg
Qty match
100% of labeled · +0%
Batch / Lot
1670
Container
Blue vial with red cap
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 10 mg · Lab measured 10 mg

100% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.5 mg on both the label figure and the measured one.

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 GLP3-R, performed by Vanguard Laboratory on March 9, 2026. Reported purity: 99.8%. Net content: 10 mg against 10 mg labeled (100% of label). Batch 1670. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Vanguard Laboratory · Mar 09, 2026 · Batch 1670

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The 1311 other Retatrutide tests on Peptigrity range from 64.06% to 100.00%. This one sits at 99.80%.

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