📚 Peptide Calculators & Guides
Last updated: March 2026
Free calculators and research guides for every popular peptide. Dosing protocols, reconstitution, and what the science says.
💊 Weight Loss Peptides
Semaglutide
GLP-1 receptor agonist. The most prescribed weight loss peptide — up to 15% weight loss in trials.
Calculator Full Guide FDA ApprovedTirzepatide
Dual GIP/GLP-1 agonist. 21% weight loss in SURMOUNT trials — more effective than semaglutide.
Calculator Full Guide FDA ApprovedRetatrutide
Triple GIP/GLP-1/Glucagon agonist. 24% weight loss — the most powerful weight loss peptide studied.
Calculator Full Guide Research🩹 Healing & Recovery
BPC-157
Studied for tendon, ligament, muscle, and gut healing. The most popular recovery peptide.
Calculator Full Guide ResearchTB-500
Tissue repair and regeneration. Often stacked with BPC-157 in the "Wolverine Stack."
Calculator Full Guide Research🧬 Growth Hormone
✨ Skin, Hair & Wellness
GHK-Cu
Natural copper-binding peptide. Studied for skin rejuvenation, collagen, and hair growth.
Calculator Full Guide ResearchPT-141
Melanocortin receptor agonist for sexual health. FDA approved for HSDD in women.
Calculator Full Guide FDA Approved🧮 Need the Universal Calculator?
Works with any peptide — just enter your vial size and target dose.
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