Calculators & Tools
All free, all instant, US and metric units throughout.
Peptide Reconstitution Calculator
Vial + water + dose → exact insulin syringe units. The core tool.
Units → mL Converter
U-100 insulin syringe units to milliliters, with full chart.
GLP-1 Weight Loss Calculator
Semaglutide/tirzepatide/retatrutide projections from trial data.
BMI Calculator
Body mass index, category and healthy weight range.
TDEE Calculator
Maintenance calories with cut and bulk targets (Mifflin-St Jeor).
Body Fat Calculator
US Navy tape-measure method with category ranges.
Protein Intake Calculator
Daily grams by goal, from sports-nutrition research.