Reconstitute Peptide started with a simple frustration: reconstitution math is easy to get wrong when you’re doing it by hand, half-remembering a formula, or trying to convert between mg, mcg, and syringe units on the fly.
This site exists to remove that friction. Enter what’s on your vial and how much liquid you mixed in, and the calculator handles the arithmetic — concentration, liquid volume, and the exact syringe mark — every time, the same way, with the formula shown so you can check it yourself.
What this site is
A free, browser-based calculator for peptide and compound reconstitution math, along with a growing library of plain-language reference pages covering individual compounds and the reasoning behind the numbers.
What this site isn’t
This is not a medical, pharmacy, or compounding service, and nothing here is individualized dosing advice. The calculator performs arithmetic on the values you enter — it does not select, recommend, or endorse any amount, schedule, or route of administration. See our Research & Medical Disclaimer for the full detail.
Questions or feedback
If something looks wrong, or you’d like to see a compound added to the library, get in touch through the contact page.