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GH Optimisation Stack
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Complete 8-week cycle · 4 vials

The GH Optimisation Peptide Stack

The growth hormone peptide stack pairs CJC-1295 w DAC with Tesamorelin as a complete 8-week research cycle — the most complete GH axis protocol in the range, combining sustained baseline elevation with a daily pulsatile pattern.
€239.80€215.82Save €23.98 (10%)
  • 99%+ Verified Purity
  • Third-Party Lab Tested
  • Complete cycle, no top-ups
  • Lyophilised & Sealed
GH Optimisation Stack — complete 8-week research cycle from Purist Peptides
8Week complete cycle
4Vials included
€215.82Bundle price
€23.98Saved vs buying separately
Why this pairing

Why these together

Both compounds target the GH axis but through different mechanisms and receptor profiles. CJC-1295 w DAC binds to albumin, extending its half-life to 6–8 days and providing sustained GH stimulation across the full week from a single weekly injection. Tesamorelin is a shorter-acting GHRH analogue producing a cleaner, more physiological daily GH pulse, and is the only compound specifically studied for visceral fat reduction. Together they mirror the natural GH secretion profile more closely than either alone.
Purist Peptides research compounds in a laboratory setting
The components

What's in this cycle

4 vials covering the full 8 weeks. Each compound ships in its own vial with its own batch traceability — nothing is pre-mixed.
CJC-1295 w DAC 5mg research peptide vial by Purist Peptides
2 ×

CJC-1295 w DAC 5mg

Long-acting GHRH
Covers 10 weeks; 2mg spare
€59.95 each · €119.90 for 2
View CJC-1295
Tesamorelin 20mg research peptide vial by Purist Peptides
2 ×

Tesamorelin 20mg

GHRH analogue
Covers 8 weeks at 5mg/week
€59.95 each · €119.90 for 2
View Tesamorelin
The maths

GH Optimisation Stack — complete 8-week cycle

2 × CJC-1295 w DAC 5mg€119.90
2 × Tesamorelin 20mg€119.90
Retail, bought separately€239.80
Bundle saving (10%)− €23.98
Stack price€215.82
One SKU, one add-to-cart — 4 vials shipped together. This is a complete research cycle, not a discount on loose vials.
Protocol

Dosing protocol

Reconstitution volumes, per-injection dose and timing for the full 8-week cycle.
Compound Reconstitution, dose & timing
CJC-1295 w DAC 5mg 1ml BW (5mg/ml). 1mg (20 units) once weekly, same day each week. SubQ, evening preferred.
Tesamorelin 20mg 2ml BW (10mg/ml). 1mg (10 units) per injection, 5 days on / 2 off. Evening, at least 2 hours after last meal.
Independent laboratory testing of Purist Peptides research compounds
Verified quality

Every vial tested before it ships

Every compound independently third-party assayed to a minimum of 99% purity, supplied lyophilised in vacuum-sealed glass. Bacteriostatic water is included free with every peptide vial in this stack. Refrigerate at 2–6 °C after mixing and do not freeze. See Quality Standards.
Questions

GH Optimisation Stack FAQ

Why use two GHRH analogues together?

They differ in duration. CJC-1295 w DAC gives sustained weekly baseline elevation; Tesamorelin gives a daily pulsatile pattern. Together they more closely mirror natural GH secretion.

Does this guarantee higher growth hormone?

No claim is made. It models GH-axis research and outcomes depend on the full study design.

How does it compare to Lean Growth?

Lean Growth pairs CJC-1295 with MOTS-C for growth plus cellular energy at €251.82. This pairs two GH pathways at €215.82.

What does €215.82 include?

Two CJC-1295 w DAC 5mg and two Tesamorelin 20mg vials — the full 8-week cycle. Retail separately is €239.80.

The GH Optimisation Peptide Stack

Complete 8-week cycle — 4 vials, €215.82, saving €23.98 against buying the vials separately.

Research use only. Not for human or veterinary consumption. All products are supplied strictly for qualified researchers and controlled laboratory settings.

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