--- title: "ACTH 1-39 Research & Guides - Studies & Safety - PeptideSupermarket®" description: "Plain-English research articles, study summaries and safety notes on ACTH 1-39 from published scientific literature." url: "https://peptidesupermarket.co.uk/research/peptide/acth-1-39" site: "PeptideSupermarket®" country: "United Kingdom" --- [Home](https://peptidesupermarket.co.uk) › Research Research & Guides # ACTH 1-39 research & guides Plain-English guides, study summaries and safety notes from published scientific literature — **103 articles** and counting. Reference-backed Updated regularly Zero medical advice All content is for educational and research reference purposes only. It does not constitute medical advice, diagnosis, or treatment recommendations. [Read our full disclosure](https://peptidesupermarket.co.uk/disclosure). Library ## ACTH 1-39 articles 3 articles available. [All 103](https://peptidesupermarket.co.uk/research/peptide/acth-1-39) [Guides 103](https://peptidesupermarket.co.uk/research/peptide/acth-1-39?category=guides) Guides 5 min ACTH 1-39 ### What ACTH Does: A Simple Guide to the Hormone Behind the Adrenal Stress Response ACTH is a key hormone in the long-term stress response, linking signals from the brain to hormone release in the adrenal cortex. 3 Apr 2026 Read [What ACTH Does: A Simple Guide to the Hormone Behind the Adrenal Stress Response](https://peptidesupermarket.co.uk/research/what-acth-does-a-simple-guide-to-the-hormone-behind-the-adrenal-stress-response) Guides 4 min ACTH 1-39 ### CRH, ACTH and Cortisol: How the Long-Term Stress Axis Works The long-term stress response is often explained through a chain involving CRH, ACTH and glucocorticoid release from the adrenal cortex. 19 Mar 2026 Read [CRH, ACTH and Cortisol: How the Long-Term Stress Axis Works](https://peptidesupermarket.co.uk/research/crh-acth-and-cortisol-how-the-long-term-stress-axis-works) Guides 5 min ACTH 1-39 ### ACTH and the Adrenal Cortex: Understanding the Three Zones ACTH is often taught alongside the adrenal cortex because it helps explain how stress-related hormone signalling connects to the gland’s three distinct layers. 25 Feb 2026 Read [ACTH and the Adrenal Cortex: Understanding the Three Zones](https://peptidesupermarket.co.uk/research/acth-and-the-adrenal-cortex-understanding-the-three-zones) --- *Add `.md` to any page URL on peptidesupermarket.co.uk for its Markdown version. Index of the site: https://peptidesupermarket.co.uk/llms.txt - full text: https://peptidesupermarket.co.uk/llms-full.txt.*