Under: Anti-Aging & Longevity
Best Peptides for Hormonal Decline
Addressing age-related decline in key hormones including GH, testosterone, and IGF-1.
Hormonal decline refers to the age-related decrease in production of key hormones including growth hormone (GH), testosterone, and insulin-like growth factor 1 (IGF-1), which can affect body composition, energy, and metabolic function. Research peptides like Sermorelin are being studied for their ability to stimulate the body's natural hormone production rather than directly replacing hormones; Sermorelin, for example, works by binding to GHRH receptors in the pituitary gland to encourage endogenous GH release while preserving the body's natural feedback regulation mechanisms.
Research protocols for addressing hormonal decline typically involve subcutaneous administration, often in the evening or before sleep when natural GH secretion is highest, though timing and frequency vary based on individual study designs. Most research contexts examine sustained protocols over weeks to months to assess effects on hormone levels and physiological markers.
Peptides Studied for Hormonal Decline
| Peptide | Evidence | Notes | Actions |
|---|---|---|---|
| Sermorelin Sermorelin is a synthetic analog of GHRH consisting of the first 29 amino acids of the natural hormone. It was previously FDA-approved for GH deficiency diagnosis and treatment in children. | medium | — | |
| Sermorelin Sermorelin is a synthetic analog of GHRH consisting of the first 29 amino acids of the natural hormone. It was previously FDA-approved for GH deficiency diagnosis and treatment in children. | medium | — |
Sermorelin is a synthetic analog of GHRH consisting of the first 29 amino acids of the natural hormone. It was previously FDA-approved for GH deficiency diagnosis and treatment in children.
Sermorelin is a synthetic analog of GHRH consisting of the first 29 amino acids of the natural hormone. It was previously FDA-approved for GH deficiency diagnosis and treatment in children.