Build muscle
with a calibrated surplus.
Not dirty bulking that accumulates fat. A 200-300 kcal surplus calculated on your real TDEE, with protein distributed to maximize muscle protein synthesis.
Quick answer
Building muscle requires a moderate (not massive) caloric surplus, high protein intake distributed correctly across meals, and a progressive resistance training plan. Food alone doesn't build muscle — but without the right fuel, training won't produce results.
Optimal surplus
200–300
kcal/day
above your TDEE
Protein
1.8–2.2
g/kg
per kg bodyweight
Visible progress
8–12
weeks
with correct plan
The problem with traditional bulking
The classic advice for building mass is 'eat a lot, train a lot'. In practice, this translates to caloric surpluses of 500-800 kcal per day, often with any food available. The result: yes, you build muscle — but along with a significant amount of fat. After 3-4 months of bulking, many people find themselves needing a long, frustrating cut phase to 'see' the muscle they gained.
Research is clear: beyond a certain threshold, a larger caloric surplus doesn't accelerate muscle protein synthesis. The body has a biological ceiling on how fast it can build muscle tissue — about 1-2 kg per month for an intermediate natural trainee. A 200-300 kcal surplus covers this additional requirement with margin. A 600 kcal surplus produces the same muscle gains with twice the fat accumulation.
Protein distribution is the other factor often ignored. Eating 160g of protein in two large meals is much less effective than distributing it across 4-5 meals of 30-40g. Each protein meal stimulates muscle protein synthesis (MPS) for about 3-5 hours. More daily stimulations = more muscle growth, with the same total protein. A serious nutrition plan calculates not just the total, but also the distribution.
Practical example: Marco's plan
TDEE
2.700 kcal
calculated total requirement
Muscle gain plan
2.950 kcal
surplus +250 kcal
Target
+1–1.5 kg/mese
lean mass
Macronutrient distribution
| Macro | Amount | % | Main source |
|---|---|---|---|
| Protein | 172g | 23% | Chicken, eggs, Greek yogurt, tuna |
| Carbs | 370g | 50% | Rice, pasta, oats, potatoes |
| Fat | 82g | 25% | Olive oil, almonds, eggs, salmon |
| Fiber | 35g+ | — | Vegetables, legumes, whole grains |
Note: on training days, carbohydrates increase by 15-20% at the expense of fat, to optimize performance and muscle recovery.
How Nutryon's muscle gain plan works
Personalized TDEE
Mifflin-St Jeor equation + real activity level. Not standard coefficients: your actual caloric need, updated monthly.
Calibrated 200-300 kcal surplus
Not 'eat a lot'. The exact surplus to build muscle while minimizing fat accumulation. Lean bulk, not dirty bulk.
Anti-catabolic protein
1.8-2.2g per kg distributed across 4-5 meals. Each meal stimulates muscle protein synthesis. Not just the daily total.
Carb cycling for performance
More carbohydrates on training days, less on rest days. Glycogen optimized for performance and muscle recovery.
Complete weekly plan
7 days of meals with ingredients, quantities, and automatic shopping list. Not just numbers — real food, real meals.
Monthly recalculation
When weight changes, TDEE changes. The plan updates automatically to maintain the correct surplus and continuous progress.
Nutryon vs other approaches
| Criterion | Nutryon | Generic online plan | Nutritionist |
|---|---|---|---|
| Personalized TDEE calculation | ✓ | ✗ | ✓ |
| Surplus calibrated to your metabolism | ✓ | ✗ | ✓ |
| Protein distribution for MPS | ✓ | ✗ | Depends |
| Carb cycling training/rest | ✓ | ✗ | Depends |
| Automatic monthly recalculation | ✓ | ✗ | ✗ |
| Weekly meal plan | ✓ | Partial | ✓ |
| Shopping list | ✓ | ✗ | ✗ |
| Monthly cost | Free trial · €29/mo | Free | $50-150/month |
* The free trial includes a preview of Day 1 (Monday). The full plan — 7 days, shopping list, supplement strategy and clinical context — is available with a subscription from €29/month.
Frequently asked questions
How many calories do I need for muscle gain?
The optimal surplus is 200-300 kcal above your TDEE. A larger surplus doesn't accelerate muscle growth but increases fat accumulation. Your TDEE varies based on weight, height, age and activity level — that's why a personalized calculation is needed.
How much protein per day for muscle gain?
The scientifically supported range is 1.8-2.2g per kg of bodyweight. Distribution matters equally: spreading protein intake across 4-5 meals maximizes muscle protein synthesis (MPS). Concentrating all protein in 1-2 meals is significantly less effective.
How long until I see results from a muscle gain plan?
With a correct nutrition plan and consistent resistance training, the first visible changes arrive in 8-12 weeks. Strength gains are noticeable within the first 3-4 weeks — a signal that the process is working.
Do I need to eat a huge amount to gain muscle?
No. Dirty bulking — 'eat as much as possible' — primarily accumulates fat. A calibrated surplus of 200-300 kcal produces muscle growth with minimal fat gain. This approach, called lean bulking, is supported by recent scientific literature.
Can I gain muscle without supplements?
Yes. Supplements (creatine, protein powder) can help reach protein targets more easily, but they're not required. A complete meal plan with the right calories and protein produces equivalent results. Nutryon builds the plan around real food, not supplements.
Ready to build muscle the smart way?
Nutryon calculates your real TDEE, sets the correct surplus, and builds a complete weekly plan with meals, ingredients and shopping list.
Create your free planFree. No credit card required.