Macros & Nutrition

Macro splits, protein targets and hydration.

• Macro Calculator

  Calculate daily protein, fat and carbohydrate targets in grams from your stats, activity level and goal — cutting, maintaining or bulking.

• Protein Intake Calculator

  Calculate your daily protein target in grams for general health, endurance, muscle gain or fat loss, based on bodyweight in kg or lb.

• Water Intake Calculator

  Estimate your daily water intake target in liters, ounces or cups from bodyweight, exercise time and climate.

• Keto Macro Calculator

  Get a ketogenic macro split with a net-carb cap you set, protein based on estimated lean body mass, and fat filling the rest of your calorie target.

• Carb Cycling Calculator

  Turn a weekly average carb target into high, moderate and low day gram targets, matched to however many of each day type you plan to train.

• Fiber Intake Calculator

  Estimate your daily fiber target from calorie intake using the USDA's 14 g-per-1,000-kcal rule, alongside the IOM's Adequate Intake benchmark for your age and sex.

• Caffeine Intake Limit Calculator

  See an informational daily and single-dose caffeine guide based on EFSA's 2015 safety opinion — 400 mg/day and 200 mg per dose for healthy adults, scaled by body weight.