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Research tools

Peptide Calculators & Tools

Research calculators for reconstitution math, dosing references, and body-composition metrics — built for laboratory planning.

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Peptide Reconstitution Calculator

The essential tool: solvent volume from peptide mass and target concentration, with worked examples and a conversion reference. The starting point for every protocol.

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Dosing & Reconstitution

Body Composition & Health Metrics

BMI Calculator

Body Mass Index with a category interpretation and BMI-based reference bands.

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BMR Calculator

Basal metabolic rate via the Mifflin-St Jeor equation, plus TDEE across activity levels.

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TDEE Calculator

Total daily energy expenditure and calorie targets for any goal.

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Macro Calculator

Turn daily calories into protein, carbohydrate, and fat targets in grams.

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Calorie Deficit Calculator

Daily calorie deficit and target intake for steady, sustainable fat loss.

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Protein Intake Calculator

Daily protein targets for maintenance, fat loss, or muscle building.

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Body Fat Calculator

U.S. Navy tape-method body fat percentage with fat and lean mass.

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Lean Body Mass Calculator

Lean body mass and fat mass via the Boer formula.

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Ideal Body Weight Calculator

Devine-formula reference weight plus the healthy-weight range for your height.

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Heart Rate Zone Calculator

Tanaka max heart rate and five training zones, with optional Karvonen method.

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Water Intake Calculator

Daily hydration needs using the WHO 35 mL/kg guideline.

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Waist-to-Height Ratio Calculator

Waist-to-height ratio (WHtR) with reference bands.

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Goal Weight Timeline Calculator

Weeks to a target weight and the exact date you reach it at a given rate.

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Weekly Weight Loss Projection

Week-by-week weight forecast at a fixed or percentage weekly rate.

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Fitness & Planning

Research Purposes Only

These calculators are for educational and research purposes. Always consult qualified medical professionals before making health decisions.