Peptide Calculator

Peptide calculator for concentration, mL and syringe units. Enter vial strength, water volume and target dose.

Peptide Calculator by Peptide Metrix makes peptide reconstitution math easier to understand. Enter the values from your own instructions or vial label to calculate peptide concentration, liquid volume and syringe-scale equivalents. The calculator performs the arithmetic for you while keeping each input and result clearly separated. The extension does not choose or recommend a dose. It calculates results only from the values you enter. WHAT YOU CAN CALCULATE • Peptide concentration after reconstitution • Liquid volume in mL for an entered amount • Syringe-scale equivalents • mg to mcg conversions • mcg to mg conversions • U-100 syringe units • U-40 syringe units • U-500 syringe units • Volume-only calculations in mL • Theoretical portions per vial • Syringe capacity checks HOW IT WORKS 1. Enter your target amount in mg or mcg. 2. Enter the total peptide strength shown on the vial in mg. 3. Enter the final solution volume in mL. 4. Select the markings and capacity of your syringe. 5. Review the calculated concentration, liquid volume and syringe-scale equivalent. For example, when you enter a vial strength, final solution volume and target amount, PeptideMetrix calculates the resulting concentration and determines the corresponding liquid volume. If you select a syringe scale, it also converts that volume to the appropriate scale equivalent. SUPPORTED SYRINGE SCALES Peptide Metrix supports U-100, U-40, U-500 and mL-based syringe measurements. Always match the selected scale and capacity with the markings printed on your actual syringe. CLEAR CALCULATION RESULTS The extension helps you understand where each result comes from. It can display concentration, required liquid volume, syringe-scale equivalent, syringe capacity and related calculation details. CAPACITY CHECKS Peptide Metrix can identify when a calculated volume exceeds the capacity of the selected syringe or when an entered amount exceeds the total amount in the vial. These checks help you notice input or capacity issues before relying on a result. WORKS OFFLINE The Chrome extension performs its calculations offline using packaged code. Your calculation inputs do not need to be sent to the Peptide Metrix website for the arithmetic to work. FREQUENTLY ASKED QUESTIONS What does the Peptide Metrix calculator calculate? It calculates concentration, liquid volume for the amount you enter, and the corresponding syringe-scale equivalent based on your selected syringe settings. Can I enter peptide amounts in mg or mcg? Yes. Peptide Metrix supports both milligrams (mg) and micrograms (mcg) and converts between them during the calculation. Can it calculate U-100 syringe units? Yes. Select U-100 when your syringe is marked on a U-100 scale. The extension also supports U-40, U-500 and mL-based measurements. Does Peptide Metrix recommend a peptide dose? No. Peptide Metrix does not choose, prescribe or recommend a dose. You provide the amount, vial strength, solution volume and syringe information. The extension performs the mathematical conversion. Does the extension work offline? Yes. The Chrome extension performs its arithmetic locally using the code packaged with the extension. IMPORTANT Peptide Metrix is provided for informational and educational use. It is an arithmetic and unit-conversion tool, not medical advice. Always verify the values you enter, check the markings on your actual equipment, and follow appropriate professional or product-specific guidance.