Tesamorelin: Mechanism, Benefits & Research Evidence

Class & Mechanism
Tesamorelin is a synthetic analog of Growth Hormone-Releasing Hormone (GHRH), specifically a 29-amino acid fragment of the natural 44-amino acid peptide. It acts as a potent stimulator of growth hormone (GH) release from the anterior pituitary gland by binding to the GRF receptor, thereby increasing circulating GH levels.

Research-documented benefits
– Stimulates IGF-1 and triggers the production of muscle protein [6].
– Decreases visceral fat and reduces levels of triglycerides in the blood [6].

General-knowledge benefits
– Used in clinical practice to treat adult growth hormone deficiency, improving body composition and reducing fat mass [5].
– May improve muscle strength and physical performance in GH-deficient patients [5].

Typical injectable protocol
Adult human doses typically range from 1 mg to 3 mg, administered subcutaneously once or twice daily for a twelve-week cycle, preferably preworkout or with the first meal of the day [6].

Key risks / contraindications
– May cause side effects related to GH excess, such as fluid retention, joint pain, and potential worsening of sleep apnea.
– Not recommended for individuals with a history of cancer or pituitary disorders due to the potential for exacerbating GH-related conditions.

Bottom line
Tesamorelin is a therapeutic peptide used to treat growth hormone deficiency and improve body composition in adults. It is not approved for off-label use such as anti-aging or athletic performance enhancement.

References

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