💪 Body Recomposition Calculator
Calculate your nutrition plan for simultaneous fat loss and muscle gain
Your Information
Your Recomp Plan
Current Body Composition
Daily Nutrition
Timeline Projection
Recomposition Success Tips
🏋️ Progressive Overload
Increase weight or reps each week. Strength training 3-5x/week is essential for maintaining/building muscle during recomp.
🍗 Protein Priority
Hit your protein target daily (1g/lb bodyweight). Spread across 4-5 meals for optimal muscle protein synthesis.
😴 Sleep & Recovery
7-9 hours of quality sleep. Recovery is when your body builds muscle and burns fat. Don't skip rest days.
Understanding Body Recomposition
Body recomposition (often called "recomp") is the process of simultaneously losing fat while gaining muscle. Unlike traditional cutting or bulking, recomp allows you to improve your body composition without dramatic weight changes.
Who Can Recomp Successfully?
- Beginners: Newbies to strength training see the best recomp results (up to 2 lbs muscle gain + 1-2 lbs fat loss per month)
- Detrained individuals: Those returning after a break can rapidly regain muscle while losing fat
- Higher body fat: People above 20% (men) or 30% (women) body fat have more fuel for muscle growth
- Enhanced athletes: Those using performance-enhancing substances can recomp at any level
The Science Behind Recomp
Recomp works through nutrient partitioning - directing calories toward muscle growth while using stored fat for energy. Key factors:
- High protein intake (1g/lb) provides amino acids for muscle repair and synthesis
- Resistance training signals your body to prioritize muscle preservation/growth
- Slight calorie deficit or maintenance forces fat burning while protein + training prevent muscle loss
- Progressive overload continuously challenges muscles, driving adaptation and growth
Realistic Expectations
Advanced Lifters (3+ years):
0.5-1 lb muscle gain and 1-2 lbs fat loss per month. Progress is slow but steady.
Intermediate Lifters (1-3 years):
1-1.5 lbs muscle gain and 2-3 lbs fat loss per month. Visible changes every 6-8 weeks.
Beginners (0-1 year):
1.5-2 lbs muscle gain and 3-4 lbs fat loss per month. "Newbie gains" phase with rapid transformation.
About This Calculator
Calculate your personalized body recomposition plan for simultaneous fat loss and muscle gain. Get precise macros, timeline projections, and science-based recommendations for transforming your physique without traditional bulking or cutting cycles.
Frequently Asked Questions
What is body recomposition and is it possible?
Body recomposition means simultaneously losing fat and gaining muscle. It is possible but slower than dedicated bulk/cut cycles. Best candidates: beginners (newbie gains), overweight individuals, those returning after a training break, and people on performance-enhancing compounds. Typical rate: 1-2 lbs fat loss + 0.5-1 lb muscle gain per month. Requires eating at maintenance calories or slight deficit (200-300 below TDEE) with high protein (1g per pound bodyweight) and progressive resistance training.
How much protein do I need for body recomposition?
Research consistently shows 0.8-1.2 grams of protein per pound of bodyweight for optimal recomposition. A 180 lb person needs 144-216g protein daily. Higher protein intake preserves muscle during caloric deficit and supports muscle protein synthesis. Spread intake across 4-5 meals (30-50g per meal). Best sources: chicken breast, fish, eggs, Greek yogurt, whey protein. Timing matters less than total daily intake, but post-workout protein (within 2 hours) may have modest benefits.
How long does body recomposition take to see results?
Visible results typically appear after 8-12 weeks of consistent training and nutrition. Body measurements change before the scale — waist may shrink while weight stays stable or increases slightly due to muscle gain. Track progress with photos, body measurements, and strength gains rather than just bodyweight. Beginners see fastest recomposition (3-6 months for dramatic changes). Intermediate lifters may need 6-12 months for noticeable changes. Advanced lifters find recomp extremely slow and usually prefer bulk/cut cycles.
What workout routine works best for body recomposition?
Prioritize compound resistance training 3-5 days per week: squats, deadlifts, bench press, overhead press, rows, and pull-ups. Progressive overload (increasing weight, reps, or sets over time) is essential. Moderate cardio (2-3 sessions of 20-30 minutes) supports fat loss without impairing muscle recovery. Avoid excessive cardio which can interfere with muscle growth. Full-body workouts 3x/week or upper/lower splits 4x/week are both effective. Rest and recovery are critical — aim for 7-9 hours of sleep.
Should I eat at maintenance, surplus, or deficit for body recomposition?
Eat at maintenance calories or a slight deficit (100-300 calories below TDEE). Large deficits prioritize fat loss but sacrifice muscle gain. Large surpluses build muscle faster but add unwanted fat. The sweet spot: eat at maintenance on training days, slight deficit on rest days (calorie cycling). This provides fuel for workouts while creating weekly deficit. Example: 2,500 cal training days (4x/week) + 2,200 cal rest days (3x/week) = ~2,370 average, roughly 130 cal below 2,500 TDEE.