Protein Calculator for Muscle Gain: Your Daily Target in kg (UAE)

Last updated: September 2026 · By the OptimumFusion Team

Quick answer: For muscle gain, most people who lift weights need 1.6–2.2 g of protein per kg of body weight per day. A simple starting point is 1.8 g/kg. For example, a 75 kg lifter needs about 135 g a day. Split it across 3–5 meals of roughly 25–40 g each. Calculate your exact target with our free Protein & Macro Calculator →

Key Takeaways

• Target range: 1.6–2.2 g of protein per kg of body weight daily.
• Easy start: body weight (kg) × 1.8.
• Spread it out: 3–5 meals with about 0.4 g/kg (25–40 g) each.
• Total daily intake matters most. Timing is a bonus, not a rule.
• Protein alone won't build muscle. You also need enough calories, progressive training, and sleep.

How a Protein Calculator for Muscle Gain Works

A protein calculator starts with your body weight. For active adults who lift regularly, a well-supported range is 1.6 to 2.2 grams of protein per kilogram of body weight per day (about 0.7–1.0 g per pound).

This range comes from a 2018 meta-analysis in the British Journal of Sports Medicine (Morton et al.), which found that muscle gains from resistance training level off around 1.6 g/kg per day, with some people benefiting up to about 2.2 g/kg. The International Society of Sports Nutrition (ISSN) position stand on protein (Jäger et al., 2017) recommends a similar range of 1.4–2.0 g/kg for most exercising people.

The simple formula:

Body weight (kg) × 1.8 = daily protein (g)

Don't want to calculate by hand? Use our free protein and macro calculator. It also gives you your daily calories, carbs, and fats.

Lower or Higher End: Which Is Right for You?

Why go higher when cutting? In a calorie deficit, higher protein helps protect your muscle and keeps you fuller between meals.

Why use goal weight if you carry more body fat? Calculating from total body weight can give an unnecessarily high number. A realistic goal weight gives a target that is easier to hit and still effective.

Your Protein Target Is Not Your Whole Muscle-Gain Plan

Protein is the building material, but it can't fix training without progression or a diet that is too low in calories. Muscle growth needs three things working together:

1. Training: challenge your muscles with progressive resistance training.
2. Energy: a modest calorie surplus is usually better for muscle gain than eating at maintenance.
3. Recovery: enough sleep and rest to adapt.

Think of it like this: protein is the repair crew, carbohydrates are the training fuel, and total calories are the construction budget. All three matter.

Not sure how many calories you need? Read our Macro Calculator Usage Guide or calculate your full macros here.

How to Spread Protein Across Your Meals

Your total daily protein is the main goal, but splitting it evenly makes it easier to hit. A 2018 review in the Journal of the International Society of Sports Nutrition (Schoenfeld & Aragon) suggests about 0.4 g/kg per meal across at least 4 meals to maximise muscle building.

Example: 75 kg lifter targeting 135 g a day

That's far easier to sustain than trying to fix a low-protein day with one huge dinner or a late-night shake.

Do You Need Protein Immediately After Training?

No need to panic if you can't drink a shake right after your last set. Total daily intake is the biggest driver. Still, a protein-rich meal or shake within a few hours of training is a smart habit, especially if you trained after a long gap without food.

Whey protein is useful here because it's fast, portable, and easy to measure. It's not better than real food in every case, and it's not required for muscle gain. It's a tool to help you hit your daily target. Learn more in our muscle building supplement timing guide.

Build Your Target From Foods You Will Actually Eat

The best plan uses foods you enjoy and can prepare during a busy week.

High-protein foods (approximate protein per serving):

Animal foods usually give more complete protein per serving. Plant-based eaters can reach the same total with more planning and variety (legumes, tofu, tempeh, and plant protein blends).

If dairy doesn't agree with you, a lactose-free protein option or hydrolyzed beef protein may suit you better. Shakes leave you feeling heavy? Read can protein cause bloating? If appetite is low, a shake can help. If you're always hungry during a cut, more whole-food protein can keep you fuller.

UAE tip: for busy gym-goers in Dubai, Abu Dhabi, and across the UAE, preparation decides consistency. Keep easy options at home, at work, or in your gym bag: protein powder, ready-to-eat yogurt, boiled eggs, or pre-cooked chicken.

Common Protein Calculator Mistakes That Slow Progress

1. Treating the number as exact science. Your target is an estimate. Being within 5–10 g on most days is better than hitting it perfectly once and quitting.
2. Ignoring calories. If your weight, measurements, and gym performance haven't moved for weeks, the issue may be total food intake, not protein.
3. Counting protein inaccurately. Check labels and weigh food when you can. Restaurant meals, wraps, and protein bars vary a lot.
4. Changing your target every few days. Stick with one number for several weeks, then review weight, strength, recovery, and appetite before adjusting.

A Simple Protein Target You Can Use Today

1. Multiply your body weight in kg by 1.8.
2. Round the result to an easy number.
3. Divide it across 3–5 meals or snacks.
4. Review after 3–4 weeks. Gaining too slowly? Check calories first. Cutting and hungry? Move protein toward 2.0–2.2 g/kg.

Browse our muscle support supplements if you need an easier way to hit your daily protein.

Frequently Asked Questions

How much protein do I need per day to build muscle?

Most people who lift weights need 1.6–2.2 g of protein per kg of body weight daily. A simple starting point is 1.8 g/kg.

How much protein should I eat per meal?

About 0.4 g per kg of body weight per meal, which is roughly 25–40 g for most lifters, spread across 3–5 meals.

Is 2 g of protein per kg too much?

For healthy adults who train, 2 g/kg is within the researched range and is common during fat-loss phases. People with kidney conditions should speak to a doctor before increasing protein.

Do I need protein powder to build muscle?

No. Protein powder is a convenient way to reach your daily target, but you can build muscle with whole foods alone if you hit your total.

Should I calculate protein using my current weight or goal weight?

Use current weight if you're lean or average. If you carry a lot of body fat, use your goal weight to avoid an unnecessarily high target.

Does protein timing matter?

Total daily protein matters most. Spreading it evenly across meals and having protein within a few hours of training is a helpful extra.

The Bottom Line

Serious muscle gain comes from repeatable basics: train with progression, eat enough calories, hit your protein target, and recover well. Start with body weight × 1.8, spread it across your meals, and adjust after a few weeks. Get your personal protein and macro targets now, then explore our free Workout Library for your training plan.