Peptide & TRT Calculators
Reconstitution and syringe units, half-life accumulation and TRT dosing — start with the vial below, or pick another tool.
More calculators
½
Half-life calculator
Plot blood levels across a full cycle, dose by dose.
T
TRT dose calculator
mg ↔ mL, weekly vs split microdosing schedules.
▦
Reconstitution chart
Printable table: 2–50 mg vials × 1–5 mL water, units for common amounts.
⚗
Per-compound calculators
Dilution charts and preset calculators for 13 compounds.
Run a blog, forum or clinic site? Add this calculator to your page for free.
Calculators by compound
Each one opens preset to that compound, with a dilution chart for its common vial sizes and the measuring mistakes specific to it.
BPC-157 calculator5 mg · 10 mg vialsGHK-Cu calculator50 mg · 100 mg vialsPT-141 calculator5 mg · 10 mg vialsRetatrutide calculator5 mg · 10 mg · 20 mg vialsCJC-1295 calculator2 mg · 5 mg vialsTB-500 calculator5 mg · 10 mg vialsSemaglutide calculator2 mg · 5 mg · 10 mg vialsTirzepatide calculator5 mg · 10 mg · 15 mg · 20 mg · 30 mg vialsIpamorelin calculator2 mg · 5 mg · 10 mg vialsMOTS-c calculator5 mg · 10 mg vialsTesamorelin calculator2 mg · 5 mg · 10 mg vialsThymosin α-1 calculator1.6 mg · 5 mg · 10 mg vialsSemax calculator5 mg · 10 mg vials