CJC-1295 without DAC side effects and risks

A peptide intended to trigger growth hormone release, with no human dosing study found.

Also called: Modified GRF 1-29, Mod GRF 1-29, Mod GRF(1-29), CJC-1295 no DAC.

GHRH analogues · Modified GHRH 1-29 analogue without an albumin-binding DAC tag.

Reported side effects

  • Flushing and injection reactions: Reported in no DAC/ipamorelin threads; no denominator or verified product identity., moderate (source)
  • Disturbed sleep or vivid dreams: Conflicting user reports with ipamorelin; no clinical event rate., mild (source)
  • Racing heart: One thread includes a heart rate report up to 130 beats/min with the combination; cause is unverified., serious. Persistent racing heart, chest pain or fainting needs urgent care. (source)
  • Blood sugar changes, swelling or joint pain: Related tesamorelin can cause these effects. Modified GRF 1 29 risks and rates are unknown., moderate (source)
  • Allergic reaction or contaminated-injection infection: Unapproved injectable product risk; no modified GRF specific incidence estimate., serious (source)

Stop and get help if

  • Trouble breathing, throat or face swelling, widespread hives, or collapse: Stop using it and call emergency services now.
  • Chest pain, fainting, severe breathlessness, or a sustained racing heart: Stop exposure and seek emergency care now.
  • Severe headache with vision change, vomiting, or new weakness: Get emergency care now; do not assume this is normal flushing.
  • Rapid swelling or weight gain with shortness of breath: Seek urgent care now for possible fluid overload or heart problems.
  • Hot spreading injection-site redness, severe pain, pus, or fever: Stop injections and get urgent same-day care; fever or rapidly worsening illness needs emergency care.
  • Confusion, vomiting, marked thirst or urination, or low sugar that does not improve: Check blood sugar if available and seek urgent care; severe confusion or unconsciousness needs emergency services.

Who should avoid it

  • pregnant: CJC pregnancy safety is unknown. Stop use during pregnancy.
  • breastfeeding: Milk transfer and infant effects are unknown; avoid exposing a nursing infant.
  • tryingToConceive: Fertility and early-pregnancy effects are unknown. This is a precautionary screen.
  • under18: No child safety study was found. Growth hormone stimulation can affect growth.
  • activeCancer: Growth hormone can support cell growth. Avoid no-DAC CJC with active cancer, following related-drug precautions.
  • cancerHistory: A prior cancer needs individual review; long-term recurrence risk with CJC is unknown.
  • other: Excess growth hormone makes this unsuitable; pituitary disease needs specialist review.
  • other: A serious allergy to this peptide or its vial ingredients means avoiding further use.
  • diabetes: Growth hormone can raise blood sugar. Diabetes was excluded from the HIV study; no-DAC safety data are lacking.
  • diabeticRetinopathy: Related tesamorelin guidance warns about worsening diabetic eye disease; no-DAC CJC risk is unknown.
  • heartCondition: No-DAC cardiac effects are unmeasured; fast heart rate is reported in users taking it with ipamorelin.
  • uncontrolledBloodPressure: Blood-pressure instability and GH-related fluid retention warrant review before further exposure.
  • sleepApnea: Sleep apnea raises baseline cardiometabolic risk; new snoring or breathing pauses need assessment.
  • kidneyDisease: No kidney dosing study was found. Kidney disease can also cause swelling and change hormone tests.
  • liverDisease: No liver dosing study was found; liver disease can distort IGF-1 blood tests.
  • surgeryPlanned: Tell the anesthesia team about peptide and other hormone use; no perioperative CJC safety study was found.
  • testedAthlete: WADA prohibits GHRH analogues at all times, including CJC-1295.

Interactions

  • Insulin: Related tesamorelin can raise blood sugar. No-DAC CJC effects on insulin needs are unknown; review readings with your clinician when use starts or stops.
  • Sulfonylureas: No-DAC CJC interactions are unknown. These medicines can cause severe low blood sugar; review readings with your clinician when use changes.
  • Other GH, GHRH or ghrelin-pathway drugs: Effects may add, raising IGF-1 or glucose and fluid-retention concerns. No CJC/ipamorelin combination trial was found.
  • Glucocorticoid replacement: Tesamorelin's label warns growth hormone can lower cortisol and change steroid replacement needs. No-DAC CJC effects are unknown.
  • Medicines affected by liver CYP enzymes: Tesamorelin's label warns growth hormone may change drug breakdown. No-DAC CJC interactions remain unknown.
  • Anticoagulants: Blood thinners increase bleeding and bruising from needle punctures. A direct CJC drug interaction has not been demonstrated.

Product quality risks

  • DAC and no-DAC names are confused. FDA considers them different active moieties with different safety and exposure profiles.
  • FDA found missing impurity, aggregate and endotoxin data in reviewed certificates. A high purity percentage alone cannot show injection safety.
  • A 2010 seized sample contained a 29-amino-acid peptide consistent with the short form sold as CJC-1295; it was not proof of DAC identity.
  • A 2019 seizure study identified glycine-added modified GRF and other secretagogues. Seized material is not a representative market survey.
  • Regulators warn unapproved peptide vials may have too much, too little or no stated ingredient, particles, microbes or endotoxin.

Related to CJC-1295 without DAC

Sources

Sources checked: 2026-10-18.

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