Mod GRF (1-29) 2mg (CJC-1295 without DAC)


Availability: In stockManufactured in USA

Purity: 99%

MOD GRF 1-29 2mg (CJC 1295 without DAC)

Modified GRF 1-29, also known as CJC-1295 without DAC, is a synthetic version of the body’s natural growth hormone-releasing hormone (GHRH). It stimulates natural growth hormone (GH) production by binding to the GHRH receptor in the pituitary gland and amplifying the release of GH. Its effects are regulated by a negative feedback mechanism, preventing unhealthy GH levels and allowing for more natural GH concentration patterns.

CJC-1295 without DAC also helps preserve the hypothalamic-pituitary-somatotropic axis, which means it won’t shut down hormone production, a common issue with synthetic human growth hormone (hGH). It has potential benefits, like increasing muscle mass, promoting fat loss, and improving overall wellness. It also stimulates the production of insulin-like growth factor 1, promoting muscle tissue growth. Some research suggests it can aid in sleep quality and dream vividness.

The only downside to CJC-1295 without DAC is its relatively short duration of action, around half an hour. DAC stands for drug affinity complex; CJC-1295 without DAC has a shorter half-life and is generally cheaper than with DAC.

Buy MOD GRF 1-29 (CJC 1295 without DAC). The effects of MOD GRF peptide include stimulating natural growth hormone production in the body and promoting muscle growth, as research in animals has shown. Learn more about CJC 1295 no DAC where to buy 2024.

Mod GRF (1-29) 2mg (CJC-1295 no DAC) for Sale
Mod GRF (1-29) 2mg (CJC-1295 without DAC)
$28.50 Buy Now

Availability: In stockManufactured in USA

Purity: 99%

FREE Shipping for orders over $200 (USA Only)

$15.00 Flat Rate Shipping Worldwide (Most Countries)

*Includes one 30mL Bacteriostatic Water with orders over $300.00


Last updated on April 16, 2024

Product Description

MOD GRF 1-29

Modified GRF 1-29 (MOD GRF 1-29) is also known as CJC-1295 without DAC. This chemical is a synthetic analogue of the endogenous growth hormone-releasing hormone (GHRH), which has approximately 44 amino acids in its chain structure.

Essentially, MOD-GRF 129 is a synthetically made version of GHRH[i] and is responsible for stimulating natural GH production in the body.

Categorized as a growth hormone secretagogue, it is also often referred to as CJC 1295 without DAC. It works by stimulating the secretion of GH from the pituitary gland.

While MOD-GRF peptide is often compared to Sermorelin, it has four amino acid substitutions, which is why it is also called tetrasubstituted GRF 1-29. This means CJC 1295 no dac is more stable during storage and administration.

How MOD GRF 1 29 Works

Similarly to the body’s natural growth hormone-releasing hormone, peptide mod grf works by binding to the growth hormone-releasing hormone receptor in the pituitary gland, as research showed. From there, Mod-GRF 1-29 functions by amplifying the pulsatile release of GH. Thus, stimulating IGF-1 production.

Modified GRF’s effect on GH production[ii] is controlled by a negative feedback mechanism created by somatostatin. In turn, this has several plus sides. First, it prevents unhealthy levels of GH in the body. Secondly, it enables more natural patterns of GH concentrations in the body. As a result, these two effects of MOD GRF 1-29 avoid negative side effects that can often accompany the use of artificial hGh.

In addition, CJC 1295 without DAC allows for the preservation of the hypothalamic-pituitary-somatotropic axis. This means it will not be possible to shut down hormone production that often comes with synthetic hgh. CJC 1295 no dac effects also include improving sleep and enhancing sleep waves while reducing cortisol production, otherwise known as the stress hormone.

Mod GRF 1 29 Benefits

There are many benefits of MOD GRF 1-29 peptide. Primarily, this peptide is known for increasing natural growth hormone production, promoting fat loss, increasing muscle mass, and improving overall wellness, as research on animals has shown.

Due to its role in increasing GH production, MOD GRF 1-29 results include greater muscle and lean body mass as well as enhanced recovery from injuries, studies have shown.

According to scientists[iii], growth hormone is a vital component in numerous physiological processes. However, in time, natural GH production decreases. That’s why recovery, energy levels, and overall wellness deteriorates as we age.

Studies have shown MOD GRF 1-29 supplementation may be able to help slow down that process and keep mice young and healthy.

Scientists believe that in the near future, using MOD GRF 12-9 as a health supplement will be a great possibility, thanks to its myriad benefits. One of its primary advantages is how it stimulates muscle mass increase, as testing in animals has shown.

CJC 1295 Without DAC Muscle Growth Effects

CJC 1295 no dac peptide (modified GRF) also stimulates greater production of insulin-like growth factor 1, driving accelerated growth of muscle tissue, as studies showed.

In order to enhance gh levels, MOD GRF stimulates the pituitary gland to generate larger amounts of natural GH. This results in greater muscle gains, as studies in animals showed.

It may not currently be legal for consumption, but scientists do know that this muscle-building peptide works effectively in targeting muscle cells in mice.

MOD GRF Sleep Effects 2024

According to scientific research, Mod GRF 1-29 taken prior to sleep can aid in falling asleep and increasing the vividness of dreams.

Studies revolving around its connection to sleep are too limited momentarily to allow it to be sold in drugstores. However, researchers are getting closer to uncovering its full scope of benefits through robust research.

MOD GRF 129 vs CJC 1295 No DAC

Both peptides are considered the same or at least identical in structure and benefits. They are both GHRH variations and work by amplifying their release in the body. The only downside of MOD GRF 1-29 (CJC 1295 without DAC) is its lower duration of action. MOD GRF’s effects last for only around half an hour, as studies showed in mice.

What is DAC?

You’re probably wondering what DAC is and what it all means. If you want to buy CJC 1295 without DAC, it’s definitely a piece of information worth knowing.

So basically, DAC stands for drug affinity complex. In simpler terms, CJC 1295 without DAC has a shorter half-life than with DAC. You’ll often find that without DAC, the peptide is generally cheaper.

On the other hand, the peptide with dac has a longer half-life which means its effects can be more potent.

Side Effects of MOD GRF 1-29

MOD GRF 1-29 side effects are typically mild and dose-dependent. Like with all drugs, CJC 1295 no dac side effects are there – in certain users. However, it is generally considered a safe and effective treatment, as studies in mice showed.

Negative effects of MOD GRF 129 include mild flushing, stomach upset, nausea, headaches, dizziness, and feelings of tiredness or lethargy, as studies in mice showed.

Is MOD GRF Safe in Research?

A sign that the dosage is too high is if the mice experience water retention. In this case, it should therefore be reduced.

The good news about MOD GRF 1-29 is that it is almost impossible to overdose on this drug. That’s because its effects are facilitated with negative feedback by regulatory mechanisms. Thus, growth hormone production is unable to reach high levels which could be dangerous.

What’s more, there’s no possibility that MOD GRF 1-29 administration could cause a diminishing response as there might be with artificial hGH. This is owing to modified GRF’s stimulation of increased natural levels of GH. Unlike when synthetic hgh is given, MOD GRF effects do not include causing growth hormone levels to spike and remain unnaturally high. That means it diminishes quickly over time.

Advantages of MOD GRF 1-29 Peptide

MOD GRF Peptide, also known as CJC 1295 no Dac or GRF 1 29, has unique properties that make it advantageous for research purposes. It is a synthetic peptide designed to stimulate natural growth hormone production in the body by binding to growth hormone-releasing hormone receptors in the pituitary gland. Its negative feedback mechanism helps prevent unhealthy levels of growth hormone, making MOD GRF 1 29 an ideal candidate for non-human research applications.

MOD GRF 1-29 Benefits

In non-human research studies, MOD GRF 1-29 has shown a broader range of benefits beyond muscle growth and fat loss. These benefits include improved wound healing, increased bone density, and enhanced immune system function. Additionally, researchers have observed improved sleep quality and cognitive function in animal models administered with MOD GRF.

MOD GRF 1-29 Before and After in Research

MOD GRF 1-29 in Research: Before and after observations have provided valuable insights into the peptide’s effects. Significant changes in animal models include increased muscle mass, reduced body fat, and improved overall health. For example, rodent studies have shown a substantial increase in lean body mass and a decrease in adipose tissue following MOD GRF 1-29 administration.

MOD GRF 1-29 Cycle for Research

A typical MOD GRF 1-29 research cycle may last several weeks, with administration frequency varying depending on the study’s objectives. Researchers often administer the peptide at regular intervals, such as once or twice daily, to maintain a steady level of growth hormone in the subject. Specific considerations for researchers include the animal model being used, the desired outcome, and any potential interactions with other experimental treatments.

MOD GRF 1-29 Dosage for Research

Establishing an appropriate MOD GRF 1-29 dosing protocol is crucial for achieving reliable and consistent results in non-human research studies. Factors such as the animal model, study objectives, and the desired outcomes play significant roles in determining the proper dosage. A general starting point for MOD GRF 1-29 dosage protocol could be a few micrograms per kilogram of body weight. Researchers may need to adjust the dosage based on the observed effects, ensuring that safety remains the top priority.

To prevent potential side effects, it is essential to establish and adhere to upper dosage limits, which may vary depending on the study and the subjects involved. Familiarizing oneself with relevant terminologies, such as GRF 1 29 peptide dosage and CJC 1295 no Dac dosage bodybuilding, can facilitate effective communication and collaboration among researchers.

How to Use MOD GRF 1-29 in Research

Proper use of MOD GRF 1-29 in research studies involves careful handling and administration. Researchers should store the peptide in a cool, dry environment, away from direct sunlight, and use sterile techniques when preparing it for injection. It is crucial to monitor the animal models for any adverse reactions or side effects during the study.

How to Mix MOD GRF 1-29 for Research

Mixing guidelines for MOD GRF 1-29 in research requires using a suitable solvent, such as bacteriostatic water, to reconstitute the lyophilized peptide. Researchers should maintain a sterile environment throughout the mixing process and ensure the peptide is completely dissolved before administration.

Best MOD GRF 1-29 Results in Research

Some of the most notable MOD GRF 1-29 results in research include its ability to promote muscle growth, enhance fat loss, and improve overall health in animal models. These findings have contributed to ongoing efforts to develop potential therapeutic applications for the peptide.

MOD GRF 1 29 Research Topics April 2024

Efficacy of MOD GRF 1-29 in Addressing Specific Conditions

Numerous non-human research studies have shed light on the potential of MOD GRF 1-29 in tackling a diverse range of conditions. For instance, age-related muscle loss, obesity, and compromised wound healing have all shown positive responses to the administration of this peptide. These promising findings, however, require more extensive research to validate the initial results and identify other possible applications. As the body of knowledge surrounding MOD GRF 1-29 expands, researchers will continue to uncover the full scope of its capabilities and potential for addressing various health concerns.

MOD GRF 1-29 Peptide’s Role in Cellular and Molecular Biology Research

MOD GRF 1-29 has been used to study cellular and molecular mechanisms underlying its effects. For instance, researchers have investigated the peptide’s impact on signaling pathways involved in growth hormone production and release, as well as its influence on factors like insulin-like growth factor-1 (IGF-1) and cellular metabolism. These studies contribute to a better understanding of the peptide’s potential therapeutic applications.

The Potential of MOD GRF 1-29 Peptide in Drug Development

MOD GRF 1-29-based therapies hold promise for various medical conditions, such as growth hormone deficiencies, age-related muscle loss, and obesity. Ongoing research aims to develop safe and effective treatments that leverage the peptide’s ability to stimulate natural growth hormone production and improve overall health.

Synthesis and Modification of MOD GRF 1-29 Peptide

Researchers continue to synthesize and modify MOD GRF 1-29, aiming to create more potent and stable versions of the peptide. This work includes modifications to the peptide’s structure and the development of analogues with improved pharmacokinetic profiles, which could lead to enhanced therapeutic applications.

What is MOD GRF 1-29 used for in Research?

Research applications of MOD GRF 1-29 primarily focus on its use in non-human studies and various fields, such as endocrinology, metabolism, and regenerative medicine. Researchers investigate the peptide’s potential therapeutic applications, underlying mechanisms, and interactions with other hormones and signalling pathways.

Future Research Directions for MOD GRF 1-29

Potential future research directions for MOD GRF 1-29 include exploring new therapeutic applications, further investigation of underlying mechanisms, and the development of optimized MOD GRF 1-29 analogues. These efforts could contribute to the development of novel treatments for a range of medical conditions, including growth hormone deficiencies, muscle wasting, and obesity.

Biotech Peptides Coupon Code

While Biotech is known for offering high-quality peptide products such as MOD GRF 1-29 Biotech, it’s important to note that there are currently no available Biotech Peptides Coupon Codes. Despite their reputation for quality, manufacturing standards, and customer service, researchers seeking peptide products for their studies should consider other reliable sources. In the absence of Biotech Coupon Codes, it is crucial to explore alternative options, ensuring that the chosen supplier provides high-quality products at competitive prices while maintaining a strong commitment to excellence.

CJC 1295 Dac vs no Dac

CJC 1295 without Dac, also known as MOD GRF 1-29, differs from CJC 1295 with Dac in its structure and pharmacokinetic properties. CJC without Dac has a shorter half-life, resulting in a more pulsatile release of growth hormone, which more closely mimics the body’s natural release patterns. This characteristic makes CJC-1295 no Dac an attractive option for research purposes.

CJC 1295 no Dac Reviews

Thanks to the excellent reviews of MOD GRF 1 29 in non-human research, CJC-1295 no Dac has become a popular product for research studies. Many researchers have reported positive findings in animal models, showcasing the peptide’s potential for various applications.

Availability of MOD GRF 1-29 Over the Counter

It is important to note that MOD GRF 1-29 is currently unavailable for purchase over the counter. The peptide is primarily intended for non-human research purposes, and its accessibility is limited to researchers and scientific institutions. Individuals interested in the potential benefits of MOD GRF 1-29 should consult with a healthcare professional for guidance on alternative options and discuss any possible risks and considerations related to its use.

Where can I buy MOD GRF 1-29 nasal spray?

Currently, MOD GRF 1-29 nasal spray is not available on the market. However, a suitable alternative for research purposes is the MOD GRF 1-29 injection. This formulation ensures effective delivery of the peptide for non-human studies and provides researchers with a viable option for exploring the peptide’s potential benefits and applications.

Purchasing MOD GRF 1-29 Research

To obtain MOD GRF 1-29 for research purposes, consider purchasing from Research Peptides. They offer easy and fast ordering, multiple payment options, quantity discounts, and free shipping for orders over $200 (USA Only). Research Peptides focuses on quality, purity, USA-based manufacturing, and exceptional customer service, making them an ideal choice for researchers looking to buy cjc1295 or other peptides for their studies.

Where to Buy MOD GRF 1 29 USA?

Buy MOD GRF 1-29 US online.

Are you looking to buy CJC 1295 without DAC in the USA (MOD GRF 1-29)?

Research Peptides MOD GRF 1 29 is of premium quality and is available in both 2mg and 5mg. We highly recommend purchasing this peptide from this leading supplier.

Important: Always purchase drugs and supplements from well-known, reputable providers to prevent receiving ineffective or potentially dangerous products.

Only available for research use. Buy high-purity MOD GRF peptide now here.

In conclusion, MOD GRF 1-29, or CJC 1295 no Dac, has demonstrated significant potential in non-human research studies, with numerous applications across various fields. As researchers continue to investigate this peptide’s properties, benefits, and underlying mechanisms, the potential for therapeutic applications and drug development increases. When sourcing MOD GRF 1-29 for research purposes, it is essential to consider factors such as proper handling, dosage guidelines, and the importance of working with reputable suppliers to ensure the highest quality products.

Author info and References

Author info: The information provided in this article was taken from studies carried out by recognized researchers, including Gajda, Paulina Marta, Niels Bjerre Holm, Lars Jakobsen Hoej, Brian Schou Rasmussen, Petur Weihe Dalsgaard, Lotte Ask Reitzel, and Kristian Linnet, Schally, Andrew V, Xianyang Zhang, Renzhi Cai, Joshua M Hare, Riccarda Granata, and Manuela Bartoli, WAELBROECK, MAGALI, PATRICK ROBBERECHT, DAVID H. COY, JEAN-CLAUDE CAMUS, PHILIPPE DE NEEF, and JEAN CHRISTOPHE.


[i] Gajda, Paulina Marta, Niels Bjerre Holm, Lars Jakobsen Hoej, Brian Schou Rasmussen, Petur Weihe Dalsgaard, Lotte Ask Reitzel, and Kristian Linnet. “Glycine-Modified Growth Hormone Secretagogues Identified in Seized Doping Material.” Drug Testing and Analysis 11, no. 2 (September 11, 2018): 350–354. doi:10.1002/dta.2489.

[ii] Schally, Andrew V, Xianyang Zhang, Renzhi Cai, Joshua M Hare, Riccarda Granata, and Manuela Bartoli. “Actions and Potential Therapeutic Applications of Growth Hormone–Releasing Hormone Agonists.” Endocrinology 160, no. 7 (May 9, 2019): 1600–1612. doi:10.1210/en.2019-00111.

[iii] WAELBROECK, MAGALI, PATRICK ROBBERECHT, DAVID H. COY, JEAN-CLAUDE CAMUS, PHILIPPE DE NEEF, and JEAN CHRISTOPHE. “Interaction of Growth Hormone-Releasing Factor (GRF) and 14 GRF Analogs with Vasoactive Intestinal Peptide (VIP) Receptors of Rat Pancreas. Discovery of (N-Ac-Tyr1,D-Phe2)-GRF(l-29)-NH2as a VIP Antagonist*.” Endocrinology 116, no. 6 (June 1985): 2643–2649. doi:10.1210/endo-116-6-2643.

Cite this article as: Research Peptides Scientist, "Mod GRF (1-29) 2mg (CJC-1295 without DAC)," in, April 16, 2024, Accessed April 16, 2024.

Mod GRF Research Peptides Scientists

Product Usage: THIS PRODUCT IS INTENDED AS A RESEARCH CHEMICAL ONLY. This designation allows the use of research chemicals strictly for in vitro testing and laboratory experimentation only. All product information available on this website is for educational purposes only. This product has not been approved by the FDA for Human Use. Bodily introduction of any kind into humans or animals is strictly forbidden by law. This product should only be handled by licensed, qualified professionals. This product is not a drug, food, or cosmetic and may not be misbranded, misused or mislabeled as a drug, food or cosmetic.

Estimated Reading Time: 14 min read

Product Brand:



Mod GRF (1-29)








In stock

Product Price:



Buy 5 for $27.00 each and save 6%, Buy 10 for $25.50 each and save 11%

Shipping USA:

FREE Shipping for orders over $200 (USA Only)

Shipping Worldwide:

$15.00 Flat Rate Shipping Worldwide (Most Countries)


*Includes one 30mL Bacteriostatic Water with orders over $300.00

Price Valid Until:

December 31, 2024 12:00 AM