This tool calculates your ideal macronutrient ratios for a successful keto or low-carb diet.

Input your age, gender, weight, height, activity level, and goal to receive customized macro recommendations.

Enter your details above

Understanding your macros is crucial for optimizing performance and health on a keto diet, especially during adaptation and long-term use.

Examples for Keto & Low-Carb Fitness

Female, 30 years old, moderate activity
Daily macros: 130g fat, 60g protein, 20g carbs
This calculation provides a balanced macro distribution for fat loss while maintaining energy.
Male, 40 years old, high activity
Daily macros: 180g fat, 100g protein, 30g carbs
Ideal macros for building muscle on a low-carb diet, supporting strength training needs.
Female, 25 years old, sedentary
Daily macros: 110g fat, 50g protein, 25g carbs
Maintaining current weight with a balanced intake suitable for a low-carb lifestyle.
Male, 50 years old, moderate activity
Daily macros: 150g fat, 80g protein, 25g carbs
Calculates macros for effective weight loss while ensuring adequate protein intake.
Female, 35 years old, high activity
Daily macros: 135g fat, 70g protein, 20g carbs
Supports active lifestyle while adhering to keto requirements for fat loss.

Understanding Keto Macros

In a ketogenic diet, the focus is on high fat intake, moderate protein, and very low carbohydrates. This section explains how these ratios support fat loss and energy levels during adaptation.

Electrolyte Management

Electrolytes play a vital role in maintaining hydration and muscle function on a keto diet. Learn how to manage your intake of sodium, potassium, and magnesium to avoid common pitfalls.

Meal Prep for Success

Effective meal prep is essential for staying on track with your keto diet. Discover tips for planning and preparing meals that meet your macro needs while being delicious and satisfying.

Tips for Keto & Low-Carb Fitness

  1. Stay hydrated to help with keto adaptation and performance.
  2. Consider supplementing with electrolytes, especially during the first few weeks.
  3. Track your macros regularly to ensure you're staying within your target ranges.
  4. Experiment with targeted or cyclical keto if you’re active in sports.
  5. Join keto communities for support and more meal ideas.

Track all your keto & low-carb fitness metrics in FirstRep. Start free with up to 3 clients.

Frequently Asked Questions

What is a ketogenic diet?

A ketogenic diet is a low-carb, high-fat diet that encourages the body to enter a state of ketosis, where it burns fat for fuel instead of carbohydrates.

How can I manage electrolytes on keto?

To manage electrolytes, increase your intake of sodium, potassium, and magnesium through food or supplements, especially during the initial adaptation phase.

Can I exercise while on a keto diet?

Yes, but performance may vary during the adaptation period. It's essential to adjust your macros and hydration to maintain energy levels.