๐Ÿ’ช Protein ยท Free Australian Calculator

Protein Calculator Australia

Calculate your exact daily protein target based on your body weight, goal and age โ€” including how much protein to eat at each meal.

Based on current sports nutrition research | Updated June 2025 | Australian RDI included

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Daily Protein Target
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Minimum (RDI)
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Optimal (your goal)
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Upper range

๐Ÿฝ๏ธ Protein Per Meal

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How Much Protein Do You Need Per Day in Australia?

Australia's official Recommended Dietary Intake (RDI) for protein is 0.75โ€“0.84g per kg of body weight for adults โ€” but this represents the minimum to prevent deficiency, not the optimal amount for health, muscle preservation, or weight management. Current sports nutrition and aging research suggests significantly higher intakes for active adults and those over 50.

Protein Requirements by Goal

GoalRecommended IntakeExample (70kg person)
Minimum (Australian RDI)0.75โ€“0.84g/kg53โ€“59g/day
General health (active adult)1.0โ€“1.2g/kg70โ€“84g/day
Weight loss (preserve muscle)1.2โ€“1.6g/kg84โ€“112g/day
Build muscle (resistance training)1.6โ€“2.2g/kg112โ€“154g/day
Over 50 (any goal)1.2โ€“1.6g/kg84โ€“112g/day
Endurance sports1.2โ€“1.6g/kg84โ€“112g/day

High Protein Australian Foods

FoodServeProtein
Chicken breast (cooked)150g~45g
Canned tuna1 can (95g drained)~22g
Greek yoghurt (plain)200g~16โ€“20g
Eggs2 large~12g
Tofu (firm)150g~16g
Lentils (cooked)1 cup~18g
Cottage cheese200g~22g

Not medical or dietary advice. Consult an Accredited Practising Dietitian (APD) for personalised guidance.

Frequently Asked Questions

How much protein do I need per day in Australia?
The Australian RDI is 0.75โ€“0.84g per kg of body weight โ€” the minimum to prevent deficiency. For active adults, 1.0โ€“1.2g/kg is better for general health. For weight loss, muscle building, or if you're over 50, aim for 1.2โ€“1.6g/kg. These higher targets are supported by current research and the Australian Dietary Guidelines for active older adults.
Is it better to spread protein across meals?
Yes โ€” research consistently shows that spreading protein across 3โ€“4 meals (targeting 25โ€“40g per meal) maximises muscle protein synthesis better than consuming most protein in one meal. This is particularly important for adults over 50, where anabolic resistance means you need both more total protein and better distribution throughout the day.
Can I get enough protein as a vegan in Australia?
Yes, with planning. Vegan protein sources include legumes (lentils, chickpeas, black beans), tofu, tempeh, edamame, quinoa, and plant-based protein powders (pea, rice, hemp). The key is combining sources throughout the day to get all essential amino acids, and aiming for slightly higher total intake (10โ€“20% more) to account for lower digestibility of some plant proteins.

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