Protein Intake Calculator
Calculate an estimated daily protein intake target with our free Protein Intake Calculator. Based on sports nutrition reference ranges, estimate your suggested daily protein target based on body weight, activity level, and goals.
Protein Intake Calculator
Protein Intake Calculator
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Sports Nutrition Reference
Protein Intake Calculator & Daily Protein Reference Range Tool
Calculate an estimated daily protein intake target with our free Protein Intake Calculator. Based on sports nutrition reference ranges, estimate your suggested daily protein target based on body weight, activity level, and goals.
Protein Intake Formula & Goal Multipliers
Protein Target (g) = Weight (kg) × Goal Factor (0.8 to 2.4 g/kg)Sedentary Baseline: 0.8 g / kg | Endurance Athletes: 1.2 - 1.4 g / kg | Active Training: 1.6 - 2.2 g / kg
Daily Protein Reference Range (g/kg) Matrix by Activity & Goal
RDA baseline reference
Reference athletic range
Common athletic target for training
Example range referenced during calorie deficit planning
| Category / Level | Reference Range / Metric | Reference Context |
|---|---|---|
| Sedentary Adult Baseline | 0.8 g / kg body weight | RDA baseline reference |
| Active Endurance Athlete | 1.2 – 1.4 g / kg body weight | Reference athletic range |
| Muscle Growth (Hypertrophy) | 1.6 – 2.2 g / kg body weight | Common athletic target for training |
| Fat Loss Calorie Deficit | 1.8 – 2.4 g / kg body weight | Example range referenced during calorie deficit planning |
Frequently Asked Questions
What is the Protein Intake Calculator?
The Protein Intake Calculator is a sports nutrition tool that calculates your daily protein requirement estimate in grams based on body weight, fitness goals, and training intensity.
How much protein do I need per day for muscle building vs weight loss?
Suggested protein ranges vary based on physical activity: 1.6 to 2.2 g/kg is commonly used for muscle building, and 1.8 to 2.4 g/kg for calorie deficit training. Individual needs vary based on age, health status, and overall diet.
How to calculate daily protein requirement in grams per kg of body weight?
Multiply your weight in kg by your target factor. For example, a 70 kg lifter aiming for muscle growth: 70 kg × 2.0 g/kg = 140 grams of protein daily.
What are the best high-protein food sources?
Complete protein sources include chicken breast (31g/100g), Greek yogurt (10g/100g), eggs (6g/egg), tofu (8g/100g), lentils (9g/100g), and whey protein powder (20-25g/scoop).
Who should consult a professional regarding protein intake targets?
Sports nutrition literature provides general protein range estimates based on physical activity. Individuals with kidney disease, liver conditions, or other medical issues should discuss specific dietary protein targets with a qualified healthcare professional.
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