GHRP-6, or Growth Hormone-Releasing Hexapeptide, is a synthetic peptide known for its ability to stimulate the release of growth hormone (GH) from the pituitary gland. It belongs to a class of compounds called growth hormone secretagogues. Unlike Growth Hormone-Releasing Hormone (GHRH), which primarily acts on GHRH receptors, GHRP-6 exerts its effects by binding to the ghrelin receptor. This action mimics the natural hormone ghrelin, often referred to as the 'hunger hormone,' leading to a pulsatile release of GH.
GHRP-6 was developed in the 1980s and has been studied for various potential applications due to its growth hormone-stimulating properties. It is typically administered via subcutaneous injection. While research has explored its therapeutic potential in conditions associated with GH deficiency, its use is more prevalent in research and athletic communities for its purported benefits related to muscle growth, fat loss, and recovery. It is important to note that GHRP-6 is not approved by regulatory bodies like the FDA for human use outside of specific research settings.
Deep dive
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Known interactions
Category rule: peptide × hormone
Note
Injectable peptides plus hormones can have overlapping or compounding effects that aren't always well characterized.
Track bloodwork with a provider; don't assume combinations are neutral.
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Related compounds
Others in the peptide category or studied for the same goals.