Health calculator
Protein Intake Calculator
Estimate daily protein target and protein per meal from body weight, grams per kilogram, and meal count.
FormulaDaily protein = body weight kg x grams per kg; protein per meal = daily protein / meals
Formula
Protein target
Protein needs vary by health status, training, age, goals, and clinical conditions. This is a planning estimate, not medical nutrition advice.
Daily protein = body weight kg x grams per kg; protein per meal = daily protein / meals
70 kg at 1.6 g/kg gives 112 g protein per day, or 28 g per meal across four meals.
SourcesThis calculator includes source notes, assumptions, and exclusions so the result is easier to verify before use.
Sources and assumptions
Source notes
This calculator includes source notes, assumptions, and exclusions so the result is easier to verify before use.
- Effective year
- Current rules
- Last verified
- 2026-06-18
Protein needs vary by health status, training, age, goals, and clinical conditions. This is a planning estimate, not medical nutrition advice.
Official and reference sources
Assumptions
- Body weight is entered in kilograms.
- The grams-per-kilogram value is chosen by the user for their goal and context.
- Protein per meal evenly divides the daily target across the selected number of meals.
Not included
- Medical diets, kidney disease guidance, pregnancy, pediatric nutrition, allergies, micronutrients, calorie targets, food quality, and clinical diagnosis.
FAQ8 common questions for this calculator.
FAQs
What grams per kilogram should I use?+
General fitness targets often range from about 1.2 to 2.2 g/kg, depending on goals and context.
How much protein do I need per meal?+
Enter your daily grams-per-kilogram target and the number of meals. The calculator divides the daily protein estimate evenly across those meals.
Can I use this as a protein calculator for muscle gain?+
Yes. Choose a higher grams-per-kilogram target that fits your training and calorie plan, then divide the daily target across meals.
Can I use this as a protein calculator for cutting?+
Yes. During a calorie deficit, many people track protein closely to support satiety and training, but the right target depends on health context and goals.
Is the protein intake result medical advice?+
No. Discuss special nutrition needs, kidney disease, pregnancy, or clinical nutrition goals with a qualified professional.
How does the Protein Intake Calculator calculate the result?+
For the Protein Intake Calculator, it uses the Protein target: Daily protein = body weight kg x grams per kg; protein per meal = daily protein / meals. 70 kg at 1.6 g/kg gives 112 g protein per day, or 28 g per meal across four meals.
What information do I need to use the Protein Intake Calculator?+
For the Protein Intake Calculator, enter body weight, grams per kilogram, and meal count. Keep the units consistent with the calculator fields and compare your setup with the worked example on the page.
How accurate is the Protein Intake Calculator?+
Protein Intake Calculator is only as accurate as the body weight, grams per kilogram, and meal count entered. It applies the Protein target shown on this page, then rounds for readability. Treat the output as screening guidance rather than a diagnosis.
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Health guide
How to use the Protein Intake Calculator
Estimate daily protein target and protein per meal from body weight, grams per kilogram, and meal count. The page also explains the protein target and shows a practical example: 70 kg at 1.6 g/kg gives 112 g protein per day, or 28 g per meal across four meals.
- 1
Enter your details
Enter body weight, grams per kilogram, and meal count, then complete any other fields shown in the calculator.
- 2
Check the calculation
Review the result alongside the protein target: Daily protein = body weight kg x grams per kg; protein per meal = daily protein / meals.
- 3
Compare scenarios
Change one or more inputs to see how they affect the protein Intake Calculator result before you use the estimate.
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