Nucleus Research Compounds
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In-vitro research · Lot-traceable

Research-grade peptides, measured to the milligram.

Fifty catalog compounds, each with a certificate of analysis, purity assay, and endotoxin readout. No health claims — just verifiable data.

60 compounds≥99.0% purityEndotoxin <0.05 EU/mgLot COA
Frosted glass research peptide vials under clinical light

Assay · lot NX-4471

99.4%

HPLC · single peak

Ships from cold-chain facilityLot-traceable COA≥99.0% purityEndotoxin <0.05 EU/mgFor research use only

Catalog

60 results
BPC-157 research vial

Growth Factors

BPC-157 (Arginate Salt)

99.4% · 5 mg

€68
TB-500 research vial

Growth Factors

TB-500 (Thymosin Beta-4 Fragment)

99.1% · 10 mg

€92
CJC-1295 DAC research vial

GH-Releasing

CJC-1295 with DAC

99.6% · 5 mg

€74
Mod GRF 1-29 research vial

GH-Releasing

CJC-1295 no DAC (Mod GRF 1-29)

99.3% · 5 mg

€58
Ipamorelin research vial

GH-Releasing

Ipamorelin

99.2% · 2 mg

€46
Sermorelin research vial

GH-Releasing

Sermorelin

99.0% · 5 mg

€52
Tesamorelin research vial

GH-Releasing

Tesamorelin

99.3% · 10 mg

€110
GHRP-2 research vial

GH-Releasing

GHRP-2

99.5% · 5 mg

€58
GHRP-6 research vial

GH-Releasing

GHRP-6

99.1% · 5 mg

€44
Hexarelin research vial

GH-Releasing

Hexarelin

99.4% · 5 mg

€49
MK-677 research vial

Secretagogues

MK-677 (Ibutamoren)

99.2% · 25 mg

€84
Semaglutide research vial

Metabolic

Semaglutide

99.7% · 5 mg

€128
Tirzepatide research vial

Metabolic

Tirzepatide

99.5% · 10 mg

€146
Retatrutide research vial

Metabolic

Retatrutide

99.6% · 10 mg

€168
Liraglutide research vial

Metabolic

Liraglutide

99.2% · 5 mg

€88
Cagrilintide research vial

Metabolic

Cagrilintide

99.4% · 5 mg

€134
Page 1 of 4 · 60 compounds

Certificate of analysis · sample record

BPC-157 (Arginate Salt)

Lyophilized research peptide. Purity ≥99.4% by RP-HPLC, identity confirmed by mass spectrometry. Endotoxin <0.05 EU/mg. Store at −20 °C, desiccated. For in-vitro laboratory research use only — not for human or veterinary consumption.

ClassGrowth Factors
Purity (HPLC)99.4%
Fill size5 mg
Endotoxin (LAL)<0.05 EU/mg
AppearanceWhite lyophilized
Storage−20 °C · desiccated
BPC-157 research vial

5 mg · 99.4%

EUR 68

Verified orders

What researchers say

4.8 / 5 average
“Third order from Nucleus and every vial arrived cold-packed with the COA matching the lot number on the label. Weighing on my milligram scale, amounts have been spot on.”
Marcus T.Retatrutide · September 2026
“What sold me was being able to open the Janoshik report right on the product page before buying. Shipping was two days and the vials were sealed properly.”
Dana R.BPC-157 · September 2026
“Clean site, honest lab data, no hype claims. Would like more bundle options, but the peptides themselves test exactly as listed.”
Kwame O.TB-500 · August 2026
“Recommended. Fast shipping, and delivery times were fully in line with the estimated window. Packaging was solid — even with a less-than-careful courier, everything arrived intact with no damage. On top of that, the COA certificates and test results were included. Fully recommended.”
Verified buyerPeptide order · October 2026
“TOP!! Everything 5+ The delivery arrived as agreed, was well packaged, and everything was in perfect condition. Shipping was very fast, and communication was always prompt and reliable.”
Verified buyerPeptide order · October 2026
“First order, will order again. Just had my first order and can't complain. Delivery was fast. They have certificates for selected products. So far so good.”
Verified buyerPeptide order · October 2026