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How GH Secretagogues Modulate the Stress Axis: GHRP Effects on HPA Regulation

ReviewModerate evidence
The takeaway

GH secretagogues modulate the hypothalamus-pituitary-adrenal (HPA) stress axis through GABA, mineralocorticoid, and GH-related pathways, explaining their effects on cortisol and stress responses beyond GH release.

Key finding

GH secretagogues modulate HPA axis regulation through interactions with GABAergic, mineralocorticoid, and somatotropic pathways — explaining cortisol

What the researchers found

GH secretagogues modulate HPA axis regulation through interactions with GABAergic, mineralocorticoid, and somatotropic pathways — explaining cortisol co-release during GH stimulation and the stress-axis implications of chronic GH secretagogue use.

Why it matters

Relevant for ghrp, hormone-optimization, anxiety-mood.

How the study worked

review study on ghrp, hormone-optimization.

What this study cannot tell us

See abstract.

How to read the evidence

moderate evidence.

When this study was published

Published in 2006.

The bigger picture

Advances peptide research.

Questions still open

  • Further research needed.
  • Clinical translation to evaluate.

Common questions

What was studied?
How GH Secretagogues Modulate the Stress Axis: GHRP Effects on HPA Regulation
What was found?
GH secretagogues modulate the hypothalamus-pituitary-adrenal (HPA) stress axis through GABA, mineralocorticoid, and GH-related pathways, explaining their effects on cortisol and stress responses beyond GH release.

Read the original research

Neuroregulation of the hypothalamus-pituitary-adrenal (HPA) axis in humans: effects of GABA-, mineralocorticoid-, and GH-Secretagogue-receptor modulation.

TheScientificWorldJournal, 6, 1-11

Citation

Giordano, Roberta; Pellegrino, Micaela; Picu, Andreea; Bonelli, Lorenza; Balbo, Marcella; Berardelli, Rita; Lanfranco, Fabio; Ghigo, Ezio; Arvat, Emanuela. (2006). Neuroregulation of the hypothalamus-pituitary-adrenal (HPA) axis in humans: effects of GABA-, mineralocorticoid-, and GH-Secretagogue-receptor modulation.. TheScientificWorldJournal, 6, 1-11.