Lot lookup · 13,195 lab tests · 319 brands

Is there a certificate for your vial?

Type the lot number printed on the vial or packing slip. We match it against every certificate in the database and tell you whether the lab itself confirms it.

Case and punctuation don’t matter. Several shops can share one lot number — we show each separately.

UnverifiedSource: shop-provided

Glutathione · 600 mg

preciselypeptides.com · tested by Vanguard Laboratory · 1 Jun 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg606 mg
vs label101%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

GHK-Cu · 80 mg

preciselypeptides.com · tested by Vanguard Laboratory · 1 Jun 2026
Lot
PP412-26-001
HPLC purity99.5%
Measured mg86.43 mg
vs label108%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

Cagrilintide · 5 mg

preciselypeptides.com · tested by Vanguard Laboratory · 13 May 2026
Lot
PP412-26-001
HPLC purity99.47%
Measured mg4.95 mg
vs label99%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

BPC-157 · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 13 May 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg11.47 mg
vs label115%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

GHK-Cu · 70 mg

preciselypeptides.com · tested by Vanguard Laboratory · 13 May 2026
Lot
PP412-26-001
HPLC purity99.5%
Measured mg72.9 mg
vs label104%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

Oxytocin · 5 mg

preciselypeptides.com · tested by Vanguard Laboratory · 13 May 2026
Lot
PP412-26-001
HPLC purity99.27%
Measured mg4.99 mg
vs label100%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

SEMAX · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 13 May 2026
Lot
PP412-26-001
HPLC purity99.79%
Measured mg10.05 mg
vs label101%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

EPITHALON · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 24 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg10.53 mg
vs label105%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

Ipamorelin · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 24 Apr 2026
Lot
PP412-26-001
HPLC purity99.77%
Measured mg9.94 mg
vs label99%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

PT-141 · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 24 Apr 2026
Lot
PP412-26-001
HPLC purity99.35%
Measured mg12.46 mg
vs label125%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

5-Amino-1MQ · 50 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg54.89 mg
vs label110%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

CJC-1295 without DAC · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.07%
Measured mg10.11 mg
vs label101%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

AOD-9604 · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.27%
Measured mg10.62 mg
vs label106%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

GHK-Cu · 50 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg49.65 mg
vs label99%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

Melanotan II (MT-2) · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.39%
Measured mg11 mg
vs label110%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

MOTS-C · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.27%
Measured mg9.91 mg
vs label99%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

NAD+ · 500 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99%
Measured mg672 mg
vs label134%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

SNAP-8 · 5 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.71%
Measured mg5.8 mg
vs label116%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

SNAP-8 · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg12.58 mg
vs label126%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

PT-141 · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg9.9 mg
vs label99%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

PT-141 · 30 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg31.79 mg
vs label106%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

PT-141 · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg11.13 mg
vs label111%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

PT-141 · 20 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg19.96 mg
vs label100%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

PT-141 · 30 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg30.19 mg
vs label101%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

PT-141 · 50 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg55.15 mg
vs label110%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

SELANK · 10 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg9.87 mg
vs label99%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

Tesamorelin · 5 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg5.23 mg
vs label105%
EndotoxinNot reported
Report no.
UnverifiedSource: shop-provided

Sermorelin · 5 mg

preciselypeptides.com · tested by Vanguard Laboratory · 23 Apr 2026
Lot
PP412-26-001
HPLC purity99.8%
Measured mg5.12 mg
vs label102%
EndotoxinNot reported
Report no.