Calculation without guesswork
Peptide maths.Traceable evidence.
Three browser-only tools paired with a source-led research library.
Live equationU-100
Vial
10 mg
Diluent
2 mL
Target
500 mcg
Calculated draw
10 units
5 mg/mL20 doses per vial
One task at a time, with every assumption visible.
01CalculateStart with vial quantity, diluent and target amount. Get concentration, draw and dose count.02ReverseStart with a practical syringe draw. Solve backwards for diluent and compare measurable alternatives.03BlendVerify component ratios in a pre-blend or calculate transfers from separate source vials.
Evidence file
A protocol library that shows its limits.
Every public page links to its evidence and labels regulatory status, evidence level and confidence. Limited evidence stays visible as uncertainty, not as a hidden omission.
Evidence pages
49
Linked sources
109
Primary sources
55
Evidence limits shownPrimary sources first
Explore the evidence file