Protein Calculator For Weight Loss Calculator

Calculate your optimal daily protein intake for weight loss based on your weight, activity level, and goal intensity.

isCalculator Editorial Team Published by:
Reviewed by: Review Board
Last Updated:

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How to use this tool?

How to Use the Protein Calculator for Weight Loss

  1. Enter your weight in kilograms (e.g., 70). This calculator uses metric units only.
  2. Select your activity level from the dropdown (e.g., "Moderately active"). This adjusts the multiplier for energy needs.
  3. Choose your goal intensity for weight loss. Options range from mild (0.8 g/kg) to very aggressive (1.5 g/kg). Higher values mean more protein.
  4. Click "Calculate" to see your daily protein target.
  5. Review the results:
    • Your Daily Protein Intake shows the exact grams of protein per day.
    • Recommended range gives a ±10% buffer for individual variation.
    • How it's calculated explains the math: weight × protein per kg (from your goal), with activity level influencing your goal selection.

Tip: For best results, use a food scale to track protein intake accurately.

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Frequently Asked Questions

The calculator uses a protein per kilogram of body weight based on your goal intensity (0.8 to 1.5 g/kg). Your weight is multiplied by this factor, and a 10% range is provided for individual variation.

Choose the option that best matches your typical weekly exercise. Sedentary means little to no exercise, while extremely active means intense exercise twice a day.

For most people, up to 1.5 g/kg is safe for short-term weight loss, but consult a healthcare professional before starting any high-protein diet.

Reviewed by Experts

Anita Leonor F. Jaime

Anita Leonor F. Jaime

Physician

Dedicated Occupational Physician with experience in Occupational Medicine and emergency care. Proficient in health assessments, hygiene management, and compliance with safety standards. Committed to promoting occupational health and improving workplace quality of life.

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Dr. Leonilde Melgaço

Dr. Leonilde Melgaço

Medical Doctor

Primary health care and Assistant Physician in Occupational Medicine

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Dr. Zouheir Ballouk

Dr. Zouheir Ballouk

Doctor

Medical Doctor Phd

LinkedIn
Layla Nesr

Layla Nesr

Nutritionist

Bachelor’s Degree, BS in Nutrition and Dietetics

LinkedIn
Neil Chaves

Neil Chaves

Doctor

Dentist

LinkedIn
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