Calculate vial concentration, dose volume, and syringe units.
Start with a dedicated calculator page for a specific peptide, then use the same math to confirm concentration, dose volume, and syringe units before saving your setup.
Not sure which page you need? The peptide calculator works for any vial.
Start with the core tools.
Use these broad calculators for reconstitution, dose volume, and concentration checks before choosing a peptide-specific page.
Peptide reconstitution calculator
Free peptide reconstitution calculator — no ads, instant results. Turn vial strength, BAC water volume, and target dose into concentration, draw volume, and U-100 syringe units.Peptide dose calculator
Free peptide dosage calculator: convert a known concentration and target dose into mL and syringe units for U-100, U-50, and U-40 syringes.Peptide concentration calculator
Calculate peptide concentration in mg/mL or mcg/mL from vial amount and diluent volume before converting doses.Peptide blend calculator
Free peptide blend calculator and peptide calculator for blends: enter total mg, BAC water, and target dose to get concentration, draw volume, and syringe units for combined vials like CJC-1295 / Ipamorelin.HGH reconstitution calculator
Free HGH (human growth hormone) reconstitution calculator: convert vial IU to mg, add BAC water, and get the draw volume and insulin-syringe units for your dose.
GLP-1
Dedicated calculators for glp-1 peptide math.
Recovery
Dedicated calculators for recovery peptide math.
Growth
Dedicated calculators for growth peptide math.
- IPIpamorelin calculatorGrowth-hormone secretagogue
- TETesamorelin calculatorGrowth-hormone-releasing hormone
- CJCJC-1295 (no DAC) calculatorGrowth-hormone-releasing peptide
- SESermorelin calculatorGrowth-hormone-releasing hormone
- AOAOD-9604 calculatorGrowth-hormone fragment
- HEHexarelin calculatorGrowth-hormone secretagogue
- GHGHRP-2 calculatorGrowth-hormone-releasing peptide
- GHGHRP-6 calculatorGrowth-hormone-releasing peptide
- IGIGF-1 LR3 calculatorInsulin-like growth factor
Longevity
Dedicated calculators for longevity peptide math.
Cognitive
Dedicated calculators for cognitive peptide math.
Sexual health
Dedicated calculators for sexual health peptide math.
Skin
Dedicated calculators for skin peptide math.
Vial sizes.
Jump straight to the BAC water and units for a specific vial size of the most-searched compounds.
Semaglutide
BPC-157
TB-500
Ipamorelin
Epithalon
PT-141
GHK-Cu
Melanotan II
Tesamorelin
Cagrilintide
KLOW
GLOW
Pair a calculator with a guide.
Get the fundamentals right before you calculate. Each guide covers the concepts behind the math so your numbers translate cleanly to the syringe.
Dosing with confidence.
“Very good and accurate… shows you a diagram of where to pin. Very easy to use and very beginner friendly if you’re starting off.”
jesaiah685 · App Store review · Australia “User friendly. Easy to navigate and understand.”
jusPeaches · App Store review · United States “Well put together. Nice friendly layout.”
Crowleyboy666 · App Store review · United Kingdom
Never redo the math on your next vial.
Save your mixes and doses in PepSync and get a reminder when each one is due.