Glossary
Exogenous
Introduced into the body from outside
Exogenous describes a substance that is introduced into the body from an external source rather than made internally. An exogenous peptide is one that is administered by injection or another route. Most peptides discussed in research settings are studied as exogenous versions of natural signaling molecules.
Used in 3 research peptides
- LongevityKlotho (alpha-Klotho)Anti-aging hormone; soluble klotho boosts cognition and modulates phosphate/FGF23 axis.
- PerformanceGonadorelinSynthetic decapeptide identical to endogenous GnRH that stimulates the pituitary to release LH and FSH; used diagnostically and, off-label, to support the gonadal axis during testosterone therapy.
- PerformanceHCG (Human Chorionic Gonadotropin)Glycoprotein hormone with LH-mimetic activity that stimulates gonadal steroidogenesis; FDA-approved for cryptorchidism, select male hypogonadotropic hypogonadism, and ovulation induction.
See also
Educational use only
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