How many calories should you eat to gain muscle at 1.83 m and 60 kg?

Calculate how many calories to eat per day to gain muscle: your maintenance (TDEE), the moderate surplus you need, your protein target and the healthy rate at which you should gain weight. Gaining muscle is not about eating huge amounts; it is about eating a little more than you burn, with plenty of protein and strength training. Here are your starting numbers.

Estimate (Mifflin-St Jeor + surplus). Gaining muscle also requires strength training and rest. Not medical advice.

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How many calories should you eat to gain muscle?

Building muscle needs a calorie surplus, but a small one. We start from your maintenance (BMR by Mifflin-St Jeor, multiplied by your activity level) and add roughly 250-350 kcal — enough to support growth, not so much that most of what you gain is fat. The rate matters more than the number: about 0.25-0.5% of body weight per week is what the evidence supports, which for 70 kg is 175-350 g a week. Faster than that and the extra is largely fat, which you then have to diet off. Protein sits at 1.6-2.2 g/kg and the rest splits between carbohydrates, which fuel training, and fat at around 25% of calories.

Whether to bulk now or cut first depends on your starting body fat: our bulking and cutting guide gives the thresholds and the weekly rate for each phase.

Calories to build muscle by height and weight

What the calculator gives six 30-year-olds who train 3 to 5 days a week: their maintenance, the calories to build muscle with a moderate surplus, daily protein and how much the scale should move each week. Gaining faster does not add more muscle: the extra goes mostly to fat.

ProfileMaintenance (kcal)To gain (kcal)ProteinGain per week
Man 1.83 m · 60 kg24782753108 g150 – 300 g
Man 1.78 m · 70 kg25852860126 g175 – 350 g
Man 1.78 m · 80 kg27403015144 g200 – 400 g
Man 1.85 m · 90 kg29623237162 g225 – 450 g
Woman 1.63 m · 55 kg1950222599 g138 – 275 g
Woman 1.68 m · 65 kg21532428117 g163 – 325 g

Computed with the same function as the calculator: Mifflin-St Jeor × 1.55, plus 275 kcal, protein at 1.8 g per kilo and a gain of 0.25 to 0.5 % of body weight a week. Real gains depend above all on strength training and rest. These are reference ranges for healthy adults, not a diagnosis or individual advice.

FAQ

How many calories should I eat to bulk up at 1.83 m and 60 kg?

At 30 and training 3 to 5 days a week, your maintenance is around 2,478 kcal a day, so to build muscle the calculator suggests 2,753 kcal: a moderate surplus of 275 kcal. With 108 g of protein and strength training, the scale should go up about 150-300 g a week. If it does not move in 2-3 weeks, add 100-200 kcal.

How much protein to build muscle?

The calculator uses 1.8 g per kilo of body weight a day: 108 g at 60 kg, 126 g at 70 kg and 144 g at 80 kg, inside the 1.6 to 2.2 g/kg range backed by the International Society of Sports Nutrition. More important than the exact number is spreading it over several meals across the day.

How much weight should I gain per week?

Very little: between 0.25 and 0.5% of your body weight a week. At 70 kg that is 175-350 g, and at 80 kg, 200-400 g. It may feel slow, but it is the pace at which most of what you gain is muscle rather than fat. If you gain much faster, cut 100-200 kcal.

Can you gain muscle without a surplus?

Yes, in specific cases: beginners, people returning after a break, and those with a fair amount of body fat can build muscle while losing fat — what gets called body recomposition. It is slower than a dedicated bulk, and it stops working once you are trained and lean.

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