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Body Recomposition Stack: Lose Fat and Keep Muscle with Peptides

Targeted Stacks||WPD Research8 min read

This article is for educational and research purposes only. Nothing here constitutes medical advice. Consult a licensed healthcare provider before using any peptide.

What Is Body Recomposition?

Body recomposition (recomp) is the process of simultaneously reducing body fat while maintaining or gaining lean muscle mass. It is notoriously difficult because the hormonal environment that favors fat loss (caloric deficit, elevated cortisol) directly opposes the environment that favors muscle growth (caloric surplus, elevated anabolic hormones). Peptides can help bridge this gap by optimizing growth hormone output, which uniquely promotes both lipolysis and muscle protein synthesis.

Why GH Is the Recomp Hormone

Growth hormone occupies a unique position in metabolic regulation. It simultaneously promotes the release of fatty acids from adipose tissue (lipolysis), directs nutrients toward lean tissue rather than fat storage (nutrient partitioning), stimulates protein synthesis via IGF-1, and preserves muscle mass during caloric restriction. This dual action makes GH the single most important hormonal lever for body recomposition, and peptide-induced GH elevation is the safest way to optimize it.

The Core Recomp Stack

The foundation is CJC-1295/Ipamorelin for GH optimization, combined with specific timing strategies to maximize both fat burning and muscle preservation:

  • CJC-1295 (no DAC) + Ipamorelin: 100 mcg each, 2-3 times daily on empty stomach. The pre-bed dose amplifies nocturnal GH, while fasted morning dosing extends the overnight fat-burning window.
  • AOD-9604: 300 mcg fasted morning for additional lipolytic support without the insulin resistance risk of full GH.
  • BPC-157: 250 mcg post-workout to accelerate recovery between training sessions, allowing higher training frequency.

The Recomp Nutrition Strategy

Peptide-enhanced recomposition works best with a specific nutritional approach:

  • Caloric cycling: Slight surplus on training days (+200 calories), slight deficit on rest days (-300 calories). This provides energy for muscle growth when you need it most while creating an overall weekly deficit.
  • High protein: 1-1.2g per pound bodyweight daily, critical for muscle preservation during deficit periods.
  • Carb timing: Concentrate carbohydrates around training to fuel performance and recovery, keeping other meals lower carb to maximize the fasted GH response.
  • Fasting windows: Align peptide dosing with natural fasting windows (morning before breakfast, evening after dinner) to maximize GH release and fat oxidation.

Training for Recomp

The enhanced recovery from this stack allows a training approach that maximizes recomposition:

  • Resistance training 4-5 days per week: Focus on progressive overload with compound movements. The GH and recovery support from peptides enables higher frequency than a natural trainee might tolerate during a recomp.
  • Low-intensity cardio fasted: Take your morning peptide dose, wait 30 minutes, then do 20-40 minutes of walking or light cycling. The elevated GH from the peptide bolus plus fasting state maximizes fat oxidation.
  • Limit high-intensity cardio: Excessive HIIT can elevate cortisol and interfere with muscle preservation. Reserve it for 1-2 sessions per week maximum.

Timeline and Expectations

Recomposition is a slow process even with peptide support. Expect the scale to move slowly (the goal is not weight loss but composition change). Track progress with body measurements, progress photos every 2-4 weeks, and if possible, DEXA scans every 8-12 weeks. Typical results over 12 weeks include 4-8 pounds of fat loss with 2-4 pounds of lean mass gain, depending on training experience and starting point. The visual change is often more dramatic than the numbers suggest because of the simultaneous fat loss and muscle gain.

Use our stack builder to configure a recomp protocol tailored to your budget and experience level.

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