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CJC-1295 + Ipamorelin: Complete Usage Guide

Complete guide to the CJC-1295/Ipamorelin stack - optimal dosing, timing (best before bed), reconstitution, and the 5-on-2-off protocol for growth hormone optimization.

ChemPro Expert Team
February 9, 2026

What is CJC-1295/Ipamorelin?

CJC-1295 and Ipamorelin are two peptides commonly used together to stimulate natural growth hormone (GH) release. This combination is one of the most popular peptide stacks for:

  • Lean muscle growth
  • Fat loss
  • Improved sleep quality
  • Enhanced recovery
  • Anti-aging benefits

How They Work Together

CJC-1295 (Modified GRF 1-29) is a Growth Hormone Releasing Hormone (GHRH) analog that tells your pituitary gland to produce more growth hormone.

Ipamorelin is a Growth Hormone Releasing Peptide (GHRP) that amplifies the signal and triggers the release of GH.

When combined, they work synergistically - like pressing the gas pedal while releasing the brake - resulting in a much larger GH pulse than either peptide alone.

Understanding CJC-1295: DAC vs No DAC

CJC-1295 without DAC (Mod GRF 1-29)

  • Half-life: 30 minutes to 1 hour
  • Dosing: 1-3 times daily
  • Best for: Mimicking natural pulsatile GH release
  • Recommended for Ipamorelin combo: YES

CJC-1295 with DAC

  • Half-life: ~8 days
  • Dosing: Once or twice weekly
  • Pattern: Sustained GH elevation (plateau, not pulses)
  • Recommended for Ipamorelin combo: Not ideal

For the Ipamorelin combination, CJC-1295 without DAC is strongly preferred because it creates natural GH pulses rather than constant elevation, which can lead to receptor desensitization.

Reconstitution Guide

For a Blend Vial (e.g., 2mg CJC/2mg Ipamorelin)

Recommended: Add 2mL of bacteriostatic water

This gives you a concentration where each 0.1mL (10 units) contains approximately 100mcg of each peptide.

Step-by-Step Mixing

  1. Allow vials to reach room temperature before opening
  2. Clean vial tops with alcohol swabs
  3. Draw 2mL bacteriostatic water with a sterile syringe
  4. Inject slowly down the vial wall - avoid spraying directly onto powder
  5. Gently swirl or roll until fully dissolved - DO NOT SHAKE
  6. Label with reconstitution date
  7. Refrigerate immediately at 2-8°C (36-46°F)

Storage After Reconstitution

  • Use within 28-30 days
  • Keep refrigerated at all times
  • Never freeze reconstituted solution
  • Unreconstituted vials can be stored frozen for 1-2 years

Dosing Protocol

Standard Protocol

| Component | Dose | Frequency |

|-----------|------|-----------|

| CJC-1295 (no DAC) | 100-200 mcg | Once daily, before bed |

| Ipamorelin | 100-200 mcg | Once daily, before bed |

| Schedule | 5 days on, 2 days off | Weekly cycle |

Dosing by Body Weight

| Weight | CJC-1295 | Ipamorelin |

|--------|----------|------------|

| Under 150 lbs | 100-150 mcg | 100-150 mcg |

| 150-200 lbs | 200 mcg | 200 mcg |

| 200-250 lbs | 250-300 mcg | 250-300 mcg |

| Over 250 lbs | 300 mcg | 300 mcg |

Advanced Protocol (for experienced users)

Some users split dosing for enhanced GH pulsatility:

  • Morning (fasted or post-workout): 100-150 mcg each
  • Before bed: 100-150 mcg each

Timing is Critical

Best Time to Inject: Before Bed

The ideal injection time is 1-1.5 hours after your last meal, right before bed. This timing:

  • Aligns with your body's natural nighttime GH surge
  • Enhances deep sleep quality
  • Maximizes recovery benefits
  • Takes advantage of the fasted state

Important Timing Rules

DO:

  • Inject on an empty stomach (2+ hours after eating)
  • Be consistent with timing each day
  • Take 2 rest days per week (e.g., Saturday/Sunday)

DON'T:

  • Eat within 2 hours of injection (blunts GH response)
  • Take 7 days per week continuously (causes receptor desensitization)
  • Skip the 5-on-2-off protocol

Injection Guide

Injection Sites

Rotate between these subcutaneous sites:

  • Abdomen (2 inches from navel, avoid the bellybutton)
  • Thighs (front or outer)
  • Upper arms (back of arm)

Injection Technique

  1. Clean injection site with alcohol swab
  2. Pinch a fold of skin
  3. Insert needle at 45-90 degree angle
  4. Inject slowly and steadily
  5. Wait a few seconds before withdrawing
  6. Apply gentle pressure (don't rub)

Syringe Tips

  • Use insulin syringes (1mL/100 unit)
  • For doses under 10 units, use 30 or 50-unit syringes for precision
  • Always use a new sterile syringe
  • Dispose in a sharps container

What to Expect

Week 1-2

  • Improved sleep quality (often the first noticeable effect)
  • More vivid dreams
  • Feeling more rested upon waking

Week 4-8

  • Increased energy levels
  • Better recovery from workouts
  • Subtle improvements in skin quality
  • Beginning of body composition changes

Week 8-12

  • Noticeable fat loss (especially abdominal)
  • Improved muscle tone
  • Enhanced workout performance
  • Better overall well-being

Long-Term (3-6 months)

  • Significant body composition improvements
  • Anti-aging benefits (skin, hair, nails)
  • Improved immune function
  • Better cognitive function

Cycle Recommendations

Standard Cycle

  • Duration: 12 weeks on
  • Break: 4 weeks off
  • Then: Resume for another 12 weeks

Why Cycling Matters

Taking continuous breaks helps:

  • Prevent receptor desensitization
  • Maintain peptide effectiveness
  • Allow natural hormone regulation

Potential Side Effects

Common (usually mild and temporary)

  • Water retention (first few weeks)
  • Tingling or numbness in extremities
  • Mild headache
  • Increased hunger
  • Tiredness (especially initially)

Rare

  • Joint pain
  • Carpal tunnel-like symptoms
  • Insulin sensitivity changes

How to Minimize Side Effects

  • Start with lower doses
  • Stay well hydrated
  • Follow the 5-on-2-off protocol
  • Don't exceed recommended doses

Stacking Considerations

CJC-1295/Ipamorelin pairs well with:

  • BPC-157 - Enhanced healing and gut health
  • TB-500 - Tissue repair and flexibility
  • NAD+ - Cellular energy and anti-aging

Important Notes

  • This peptide combination works by stimulating your body's own growth hormone production
  • Results are gradual and cumulative - patience is key
  • Consistency with timing and dosing is crucial for results
  • The 5-on-2-off protocol is essential for maintaining effectiveness

Research Disclaimer

This information is provided for educational purposes only. CJC-1295 and Ipamorelin are research peptides. Always consult with a qualified healthcare provider before starting any peptide regimen. Individual results may vary based on factors including age, diet, exercise, and overall health status.

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