CJC-1295 (no DAC) vs MK-677
CJC-1295 (no DAC) and MK-677 are compared here on the things that actually differ between them: what class each belongs to, what each acts on, how each is supplied and what each costs per milligram. Where the registry has no figure for one of them the row is left out rather than filled in.
Side by side
| CJC-1295 (no DAC) | MK-677 | |
|---|---|---|
| Class | GHRH analogue | Orally active ghrelin receptor agonist |
| Acts on | A modified fragment of growth hormone releasing hormone. The no-DAC form lacks the drug affinity complex, giving a short pulse rather than sustained elevation. | A non-peptide growth hormone secretagogue active by mouth, studied for sustained elevation of GH and IGF-1 without injection. |
| Supplied as | Lyophilised powder or pre-filled pen, alone or blended with Ipamorelin. | Oral liquid or capsule. |
| Half-life | Approximately 30 minutes for the no-DAC form. The DAC version extends this to several days. | Approximately 24 hours, which is why it is characterised as once-daily in study design. |
| Storage | 2-8 C, protected from light. | Cool, dry, out of direct light. |
| Listings | 2 | 1 |
| Price from | £33 | £36 |
What actually differs
The clearest difference is class: CJC-1295 (no DAC) is a GHRH analogue, MK-677 is an orally active ghrelin receptor agonist. They are not supplied the same way. CJC-1295 (no DAC) comes as a lyophilised powder or pre-filled pen, alone or blended with Ipamorelin, MK-677 as an oral liquid or capsule. Half-life differs as well: Approximately 30 minutes for the no-DAC form. The DAC version extends this to several days for CJC-1295 (no DAC) against Approximately 24 hours, which is why it is characterised as once-daily in study design for MK-677.
Quanta Pharma CJC-1295 (Without DAC)in stock£33- SerenQ Ipamorelin + CJC 1295 (No Dac) Peptide Penin stock£55
Quanta Pharma MK-677 (Ibutamoren) 12.5mgin stock£36
Availability checked 2026-09-09. The product page carries live stock.