Compounds referenced across the USA muscle and tissue-growth research literature, with mechanism notes and documentation expectations.
Research compounds most often referenced in the USA muscle and tissue-growth literature include IGF-1 LR3, the CJC-1295 + ipamorelin stack, sermorelin, and tesamorelin. Each engages a distinct point on the GH/IGF-1 axis.
| Compound | Axis | Profile |
|---|---|---|
| IGF-1 LR3 | Direct IGF-1 receptor | Long-acting |
| CJC-1295 + Ipamorelin | GHRH + GHSR | Pulsatile |
| Sermorelin | GHRH | Short-acting |
| Tesamorelin | GHRH analog | Stabilized |
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