FAQ & Glossary
Common questions about peptides and a glossary of key terms you'll encounter in your research.
Frequently Asked Questions
Glossary of Terms
The proportion of a substance that enters circulation and has an active effect when introduced into the body.
A compound that stimulates the pituitary gland to release growth hormone naturally.
Glucagon-Like Peptide-1 — a gut hormone that regulates appetite, blood sugar, and satiety.
Freeze-dried — the powder form peptides come in before reconstitution with bacteriostatic water.
Injection into the fatty tissue just beneath the skin, the most common peptide administration method.
Gradually increasing a dose over time to find the optimal level while minimizing side effects.
Reduced receptor response from prolonged exposure to a compound — why cycling is important.
Sterile water containing 0.9% benzyl alcohol, used to reconstitute lyophilized peptides.
A protein that inhibits muscle growth — myostatin inhibitors (like Follistatin) block this to promote hypertrophy.
An enzyme that extends telomeres (chromosome caps) — associated with cellular longevity and anti-aging.