Peptide Comparison
HexarelinvsCJC-1295 (No DAC)
A powerful synthetic growth hormone secretagogue that tells your pituitary gland to release more growth hormone—plus it has remarkable heart-protective properties that make it stand out from other GH-boosting peptides.
A modified growth hormone-releasing hormone that boosts your body's natural GH pulses for better recovery, deeper sleep, and improved body composition.
At a Glance
Quick
comparison
Dose Range
Hexarelin
100–200 mcg
CJC-1295 (No DAC)
100–300 mcg
Frequency
Hexarelin
Once daily
CJC-1295 (No DAC)
Once daily
Administration
Hexarelin
Subcutaneous injection
CJC-1295 (No DAC)
Subcutaneous injection
Cycle Length
Hexarelin
8-12 weeks
CJC-1295 (No DAC)
8-12 weeks
Onset Speed
Hexarelin
Rapid (hours to days)
CJC-1295 (No DAC)
Moderate (1-2 weeks)
Evidence Level
Hexarelin
Moderate human trials (Phase 1-2)
CJC-1295 (No DAC)
Moderate human trials (Phase 1-2)
Efficacy
Benefit
ratings
GH Release
Heart Health
Body Composition
GH Stimulation
Sleep Quality
Recovery Support
Technical Data
Compound
specifications
Hexarelin
Molecular Formula
C47H58N12O6
Molecular Weight
887.04 g/mol
Half-Life
55-70 minutes
Bioavailability
High when injected subcutaneously
CAS Number
140703-51-1
CJC-1295 (No DAC)
Molecular Formula
C152H252N44O42
Molecular Weight
3367.9 g/mol
Half-Life
30 minutes to 2 hours
Bioavailability
~100% (subcutaneous)
CAS Number
863288-34-0
Protocols
Dosing
tiers
Hexarelin
CJC-1295 (No DAC)
Applications
Best
suited for
Hexarelin
Growth Hormone Optimization
Hexarelin is one of the most potent GH-releasing peptides available. It triggers strong, natural pulses of growth hormone from your pituitary, mimicking the way your body released GH when you were younger. This makes it ideal for those looking to restore youthful GH levels.
Heart Health Support
Unlike most other GH peptides, Hexarelin has direct cardioprotective effects through its binding to CD36 receptors in the heart. Research shows it can protect heart cells from damage, reduce inflammation, and even help prevent the scarring that occurs after heart injury.
Body Composition Improvement
The robust GH pulses triggered by Hexarelin enhance fat burning while supporting lean muscle. Research in obese models showed it increased lipid oxidation in fat tissue and reduced fat accumulation in the liver—all while improving insulin sensitivity.
Athletic Recovery
Growth hormone is essential for tissue repair and recovery. Hexarelin's ability to stimulate strong GH release makes it popular among athletes looking to bounce back faster from training. The improved sleep quality many users report also supports recovery.
CJC-1295 (No DAC)
Natural Growth Hormone Optimization
Perfect for those wanting to boost their body's own GH production rather than using synthetic growth hormone. Mimics the natural pulsatile release pattern your pituitary uses.
Workout Recovery and Muscle Building
Athletes and fitness enthusiasts use it to accelerate recovery between training sessions, support lean muscle development, and reduce body fat over time.
Sleep Quality Enhancement
Because GH is naturally released during deep sleep, many users report dramatically improved sleep quality with more vivid dreams and feeling more refreshed upon waking.
Anti-Aging and Vitality
As GH levels decline with age, CJC-1295 helps restore more youthful hormone patterns, potentially improving skin quality, energy levels, and overall well-being.
Synergistic Peptide Stacking
Designed to work hand-in-hand with GHRPs like Ipamorelin. When combined, these peptides amplify each other's effects for significantly greater GH release than either alone.
Safety Profile
Side
effects
Hexarelin
Common
- Increased hunger
- Water retention
- Tingling or numbness (paresthesia)
- Injection site reaction
Uncommon
- Headache
- Joint discomfort
Serious
- Allergic reaction
CJC-1295 (No DAC)
Common
- Injection site reactions
- Flushing or warmth
- Water retention
- Increased appetite
Uncommon
- Tingling or numbness
- Headache
Serious
- Allergic reaction
Research Status
Safety
& evidence
Hexarelin
Evidence Level
Moderate human trials (Phase 1-2)
FDA Status
Research compound
Safety Overview
Hexarelin has been studied in human trials and shows a generally favorable safety profile at research doses. The most common effects relate to its strong GH-releasing action: temporary hunger spikes, mild water retention, and occasional tingling in the hands. Importantly, research suggests Hexarelin has direct cardioprotective effects that may add a margin of safety for cardiovascular health.
Contraindications
- xPregnancy or planning to become pregnant
- xCurrently breastfeeding
- xActive cancer or history of cancer
- xKnown allergy to peptide components
- xUncontrolled diabetes
CJC-1295 (No DAC)
Evidence Level
Moderate human trials (Phase 1-2)
FDA Status
Research compound
Safety Overview
CJC-1295 without DAC has been studied in Phase 1-2 human clinical trials with a favorable safety profile. The most common side effects are mild and include injection site reactions and temporary flushing. Because it stimulates natural GH release rather than providing exogenous GH, it maintains the body's feedback mechanisms.
Contraindications
- xActive cancer or history of cancer
- xPregnancy or breastfeeding
- xPituitary tumors or disorders
- xHypersensitivity to GHRH analogs
- xDiabetic retinopathy
Decision Guide
Which is
right for you?
Choose Hexarelin if...
- Growth hormone optimization
- Body composition improvement
- Heart health support
- Athletic recovery
Choose CJC-1295 (No DAC) if...
- Increasing natural growth hormone levels
- Building lean muscle mass
- Improving sleep quality
- Enhancing workout recovery