Vendor review

Oupeptide reviews

Oupeptide reviews from 195 independent lab tests (Retatrutide, Tirzepatide and GHK-Cu): grade A, purity and fill accuracy. Is Oupeptide legit? See what its vials showed.

Grade A195 independent lab tests4 peptides listedVisit website

What the lab tests show

195 tests on record, newest first. Scores are purity divided by ten.

Date	Product	Purity	Quantity	Identity	Certificate
Sep 15, 2026	GHK-Cu	99.9 %	42.4 mg of 50 mg (-15 %)	Pass	View
Aug 6, 2026	Retatrutide	99.8 %	14.9 mg of 10 mg (49 %)	Pass	View
Jul 20, 2026	GHK-Cu	99.7 %	27.4 mg of 50 mg (-45 %)	Pass	View
Jul 20, 2026	TB-500		5 mg	Fail	View
Jul 20, 2026	BPC-157		5 mg	Fail	View
Jul 20, 2026	Retatrutide		30 mg	Fail	View
Jul 13, 2026	GHK-Cu	99.9 %	14.4 mg of 100 mg (-86 %)	Pass	View
Jul 13, 2026	Retatrutide	99.9 %	21.7 mg of 20 mg (9 %)	Pass	View
Jul 13, 2026	PT-141		10 mg	Fail	View
Jul 1, 2026	Retatrutide		10 mg	Fail	View
Jul 1, 2026	BPC-157		10 mg	Fail	View
Jun 26, 2026	GHK-Cu	99.6 %	96.5 mg of 100 mg (-4 %)	Pass	View
Jun 26, 2026	Retatrutide	99.6 %	9.8 mg of 10 mg (-2 %)	Pass	View
Jun 22, 2026	Retatrutide	99.9 %	9.94 mg of 10 mg (-1 %)	Pass	View
Jun 15, 2026	GHK-Cu	99.9 %	88.1 mg of 100 mg (-12 %)	Pass	View
Jun 12, 2026	GHK-Cu	99.6 %	82.7 mg of 100 mg (-17 %)	Pass	View
May 27, 2026	TB-500	96.4 %	13.5 mg of 10 mg (35 %)	Pass	View
May 20, 2026	Retatrutide	99.9 %	20.9 mg of 20 mg (4 %)	Pass	View
May 8, 2026	Cagrilintide	97.7 %	5.14 mg of 5 mg (3 %)	Pass	View
Apr 30, 2026	Retatrutide	99.4 %	9.6 mg of 10 mg (-4 %)	Pass	View
Apr 28, 2026	Tirzepatide	99.9 %	55.7 mg of 60 mg (-7 %)	Pass	View
Apr 28, 2026	Tirzepatide	99.9 %	54.9 mg of 60 mg (-9 %)	Pass	View
Apr 28, 2026	GHK-Cu	99.9 %	81 mg of 100 mg (-19 %)	Pass	View
Apr 28, 2026	Retatrutide	99.9 %	21.1 mg of 20 mg (6 %)	Pass	View
Apr 28, 2026	Retatrutide	99.9 %	9.84 mg of 10 mg (-2 %)	Pass	View
Apr 28, 2026	Tesamorelin	99.9 %	10.6 mg of 10 mg (6 %)	Pass	View
Mar 12, 2026	GHK-Cu	99.9 %	82.8 mg of 100 mg (-17 %)	Pass	View
Mar 12, 2026	Tesamorelin	99.9 %	8.01 mg of 10 mg (-20 %)	Pass	View
Mar 12, 2026	Tesamorelin	99.9 %	8.29 mg of 10 mg (-17 %)	Pass	View
Mar 12, 2026	Tirzepatide	99.1 %	34.2 mg of 30 mg (14 %)	Pass	View
Mar 10, 2026	Retatrutide	99.9 %	9.1 mg of 10 mg (-9 %)	Pass	View
Mar 6, 2026	Retatrutide	99.9 %	9.69 mg of 10 mg (-3 %)	Pass	View
Mar 6, 2026	Tirzepatide	99.9 %	79.7 mg of 100 mg (-20 %)	Pass	View
Mar 6, 2026	Tesamorelin		10 mg	Fail	View
Mar 4, 2026	Tirzepatide	99.89 %	10.2 mg of 10 mg (2 %)	Pass	View
Mar 4, 2026	Retatrutide	99.8 %	35.2 mg of 30 mg (17 %)	Pass	View
Mar 4, 2026	Tesamorelin	80 %	0.1 mg of 20 mg (-100 %)	Pass	View
Mar 2, 2026	Tirzepatide	99.9 %	16.7 mg of 20 mg (-17 %)	Pass	View
Mar 1, 2026	Tirzepatide	99.8 %	28.6 mg of 30 mg (-5 %)	Pass	View
Feb 26, 2026	Retatrutide	98.14 %	15.1 mg of 15 mg (1 %)	Pass	View
Feb 26, 2026	Tesamorelin	99 %	5.13 mg of 5 mg (3 %)	Pass	View
Feb 20, 2026	Retatrutide	99.8 %	18.4 mg of 15 mg (23 %)	Pass	View
Feb 18, 2026	GHK-Cu	99.9 %	50.3 mg of 50 mg (1 %)	Pass	View
Feb 18, 2026	Tesamorelin	98.99 %	10.6 mg of 10 mg (6 %)	Pass	View
Feb 18, 2026	Tirzepatide	99.02 %	16.9 mg of 20 mg (-16 %)	Pass	View
Feb 16, 2026	Retatrutide	99.9 %	10.1 mg of 10 mg (1 %)	Pass	View
Feb 16, 2026	Retatrutide		10 mg	Fail	View
Feb 16, 2026	Retatrutide	99.9 %	10.2 mg of 10 mg (2 %)	Pass	View
Feb 15, 2026	Retatrutide	99.8 %	32.9 mg of 30 mg (10 %)	Pass	View
Feb 15, 2026	Retatrutide	99.6 %	4.5 mg of 5 mg (-10 %)	Pass	View
Feb 11, 2026	Retatrutide	99.9 %	31.6 mg of 30 mg (5 %)	Pass	View
Feb 11, 2026	Retatrutide	99.9 %	21.4 mg of 20 mg (7 %)	Pass	View
Feb 11, 2026	Tirzepatide	99.77 %	17.5 mg of 10 mg (75 %)	Pass	View
Feb 9, 2026	BPC-157	99.9 %	8.12 mg of 10 mg (-19 %)	Pass	View
Feb 9, 2026	GHK-Cu	99.9 %	113 mg of 100 mg (13 %)	Pass	View
Feb 9, 2026	Retatrutide	97.98 %	9.09 mg of 10 mg (-9 %)	Pass	View
Feb 9, 2026	PT-141	99.9 %	8.99 mg of 10 mg (-10 %)	Pass	View
Feb 4, 2026	Tesamorelin	99 %	10.6 mg of 10 mg (6 %)	Pass	View
Feb 2, 2026	Tesamorelin	99.07 %	17 mg of 20 mg (-15 %)	Pass	View
Jan 29, 2026	TB-500	99.9 %	9.82 mg of 10 mg (-2 %)	Pass	View

What Oupeptide sells

Current listings from the vendor's own store, by peptide.

KLOW

from $0.42/mg

Size	Price	Per mg	Stock
800 mg (10 vials)	$340.00	$0.42/mg	In stock	View

Retatrutide

from $1.27/mg

Size	Price	Per mg	Stock
50 mg (10 vials)	$115.00	$2.30/mg	In stock	View
100 mg (10 vials)	$170.00	$1.70/mg	In stock	View
150 mg (10 vials)	$230.00	$1.53/mg	In stock	View
200 mg (10 vials)	$290.00	$1.45/mg	In stock	View
300 mg (10 vials)	$380.00	$1.27/mg	In stock	View

Semaglutide

from $0.63/mg

Size	Price	Per mg	Stock
50 mg (10 vials)	$80.00	$1.60/mg	In stock	View
100 mg (10 vials)	$110.00	$1.10/mg	In stock	View
150 mg (10 vials)	$130.00	$0.87/mg	In stock	View
200 mg (10 vials)	$145.00	$0.72/mg	In stock	View
300 mg (10 vials)	$190.00	$0.63/mg	In stock	View

Tirzepatide

from $0.57/mg

Size	Price	Per mg	Stock
50 mg (10 vials)	$95.00	$1.90/mg	In stock	View
100 mg (10 vials)	$110.00	$1.10/mg	In stock	View
150 mg (10 vials)	$145.00	$0.97/mg	In stock	View
200 mg (10 vials)	$170.00	$0.85/mg	In stock	View
300 mg (10 vials)	$200.00	$0.67/mg	In stock	View
400 mg (10 vials)	$240.00	$0.60/mg	In stock	View
600 mg (10 vials)	$340.00	$0.57/mg	In stock	View

About Oupeptide

Finnrick has tested 195 samples from Oupeptide across 11 products.