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Quick guide

What This Calculator Does

For many people, the first nutrition question is not total calories. It is protein. How much is probably enough, how much is too little for recovery, and how much makes sense when the goal changes? This page is built to provide a simple and actionable starting point.

After you enter body weight, activity level, and goal, the page shows a base protein range, a recommendation for the selected goal, and side-by-side values for maintenance, fat loss, and muscle gain. It works especially well as a first planning tool because you can find a reasonable range first and then adjust from training volume, appetite, recovery, and real progress.

When to Use It

  • You want a quick estimate of daily protein needs.
  • You want to compare maintenance, fat-loss, and muscle-gain targets.
  • You want a base range tied to activity level.
  • You need a simple nutrition starting point rather than a full professional plan.

Inputs Explained

Weight

The current page uses body weight in kilograms and applies grams-per-kilogram style multipliers to estimate intake. That means weight is the base of the whole result. If the input weight is off, every later recommendation shifts with it.

Activity Level

The current page supports three activity bands.

Frequently Asked Questions

What is this tool best used for?

It is best for estimating a practical protein starting point for maintenance, fat loss, or muscle gain.

Why are fat-loss and muscle-gain targets higher?

The current page multiplies the base recommendation by different goal factors, and both fat loss and muscle gain use higher factors than maintenance.

What do the minimum and maximum values mean?

They represent the base intake range for the selected activity level, so you can think in a range instead of one fixed number.

Is this suitable for advanced athletes?

Only as a rough reference, because the current activity grouping is simple and cannot replace sport-specific nutrition planning.

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Usage Tips

  • Calculation results are for reference only, please adjust according to actual circumstances
  • For important decisions, it is recommended to consult relevant professionals
  • Please verify the accuracy of the results before using them

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Protein Calculator

Calculate your daily protein requirements

kg