Vendor review
Core Peptides reviews
Core Peptides reviews from 7 independent lab tests (Retatrutide and Tirzepatide): grade A, purity and fill accuracy. Is Core Peptides legit? See what its vials showed.
Grade A7 independent lab tests64 peptides listedTrustpilot 4.8/5 (200 reviews)Ships from United StatesVisit website
What the lab tests show
7 tests on record, newest first. Scores are purity divided by ten.
| Date | Product | Purity | Quantity | Identity | Certificate |
|---|---|---|---|---|---|
| Oct 1, 2026 | Retatrutide | 99.99 % | 44.41 mg of 50 mg (-11 %) | Pass | View |
| Sep 9, 2026 | Retatrutide | 99.9 % | 25 mg of 30 mg (-17 %) | Pass | View |
| Sep 4, 2026 | Tirzepatide | 20 mg | Fail | View | |
| Aug 28, 2026 | Retatrutide | 50 mg | Fail | View | |
| Jun 17, 2026 | Tirzepatide | 99.5 % | 8.7 mg of 10 mg (-13 %) | Pass | View |
| Nov 25, 2025 | Retatrutide | 99.95 % | 30.2 mg of 30 mg (1 %) | Pass | View |
| Jun 9, 2025 | Tirzepatide | 99.87 % | 29.3 mg of 30 mg (-2 %) | Pass | View |
What Core Peptides sells
Current listings from the vendor's own store, by peptide.
BPC-157
from $9.70/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 5 mg | $52.00 | $10.40/mg | In stock | View |
| 10 mg | $97.00 | $9.70/mg | In stock | View |
Bronchogen
from $3.40/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 20 mg | $68.00 | $3.40/mg | In stock | View |
CJC-1295
from $8.20/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 5 mg | $41.00 | $8.20/mg | In stock | View |
| 5 mg | $52.00 | $10.40/mg | In stock | View |
Decapeptide-12
from $1.20/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 200 mg | $240.00 | $1.20/mg | In stock | View |
Follistatin 344
from $138.00/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 1 mg | $138.00 | $138.00/mg | Out of stock | View |
GHK-Basic
from $0.79/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 50 mg | $49.00 | $0.98/mg | In stock | View |
| 200 mg | $157.00 | $0.79/mg | In stock | View |
GHK-Cu
from $0.98/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 50 mg | $1.16/mg | In stock | View | |
| 200 mg | $197.00 | $0.98/mg | In stock | View |
GHRP-2
from $2.90/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 5 mg | $20.00 | $4.00/mg | In stock | View |
| 10 mg | $2.90/mg | In stock | View |
GHRP-6
from $2.90/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 5 mg | $20.00 | $4.00/mg | In stock | View |
| 10 mg | $2.90/mg | In stock | View |
IGF-1 LR3
from $150.00/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 0.1 mg | $28.00 | $280.00/mg | In stock | View |
| 1 mg | $150.00 | $150.00/mg | In stock | View |
Ipamorelin
from $8.60/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 5 mg | $8.60/mg | In stock | View |
Kisspeptin
from $6.30/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 10 mg | $63.00 | $6.30/mg | In stock | View |
Melanotan I
from $4.30/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 10 mg | $43.00 | $4.30/mg | In stock | View |
Melanotan II
from $4.10/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 10 mg | $41.00 | $4.10/mg | Out of stock | View |
MGF
from $10.00/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 5 mg | $50.00 | $10.00/mg | In stock | View |
| 5 mg | $145.00 | $29.00/mg | Out of stock | View |
NAD+
from $0.39/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 100 mg | $47.00 | $0.47/mg | In stock | View |
| 250 mg | $103.00 | $0.41/mg | Out of stock | View |
| 750 mg | $292.00 | $0.39/mg | In stock | View |
Selank
from $5.20/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 10 mg | $52.00 | $5.20/mg | In stock | View |
| 10 mg | $71.00 | $7.10/mg | In stock | View |
Semax
from $2.40/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 25 mg | $60.00 | $2.40/mg | In stock | View |
| 25 mg | $63.00 | $2.52/mg | In stock | View |
Sermorelin
from $9.60/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 5 mg | $9.60/mg | In stock | View |
TB-500
from $14.00/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 5 mg | $78.00 | $15.60/mg | In stock | View |
| 10 mg | $140.00 | $14.00/mg | In stock | View |
Tesamorelin
from $7.90/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 5 mg | $43.00 | $8.60/mg | In stock | View |
| 10 mg | $79.00 | $7.90/mg | In stock | View |
Thymosin Alpha-1
from $14.90/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 5 mg | $81.00 | $16.20/mg | In stock | View |
| 10 mg | $149.00 | $14.90/mg | In stock | View |
Tripeptide-29
from $0.88/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 200 mg | $176.00 | $0.88/mg | In stock | View |
Triptorelin
from $27.00/mg| Size | Price | Per mg | Stock | |
|---|---|---|---|---|
| 2 mg | $54.00 | $27.00/mg | In stock | View |
About Core Peptides
Finnrick has tested 7 samples from Core Peptides across 2 products.