GH-axis + recovery stack

TB-500 + Hexarelin stack

A research-context overview of stacking TB-500 with Hexarelin: the rationale, complementary benefits, side-effect overlap, and pharmacokinetic considerations. Educational only — never a recommendation.

Why this stack?

Pairing a Performance peptide like Hexarelin with a Recovery peptide like TB-500 is one of the most common stack archetypes in the research literature. The Performance compound drives the GH/IGF-1 axis or anabolic signaling; the Recovery compound shortens the soft-tissue and inflammation tax of training, letting the anabolic signal land on healthier tissue. The two work on independent pathways, so timing concerns are minimal — most researchers dose them on separate clocks.

Recovery

TB-500

Boosts tissue repair and reduces inflammation, perfect for injury-prone athletes.

Key benefits

  • Boosts tissue repair
  • Reduces inflammation
  • Improves flexibility
  • Promotes cell migration

Side effects to watch

  • Headaches (rare)
  • Dizziness (rare)
  • Injection site reaction
Reference dose
2.5-5 mg · Twice weekly
Performance

Hexarelin

Potent GH stimulator for quick strength gains and vascularity in bodybuilders.

Key benefits

  • Rapid strength gains
  • Fat loss
  • Neural protection
  • Cardioprotective effects

Side effects to watch

  • Increased cortisol
  • Increased prolactin
  • Water retention
Reference dose
100-200 mcg · 1-2 times daily

Half-life considerations

TB-500 clears at roughly t½ 2.0 d, while Hexarelin clears at roughly t½ 1.2 h. That is a wide PK separation: TB-500 provides steady tonic exposure while Hexarelin produces brief pulses on top. Schedule the short-acting compound around the timepoints where its acute effect is most useful.

Profile
TB-500
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Hexarelin
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TB-500 vs Hexarelin

Educational use only

This calculator is provided for research and educational purposes. Outputs are derived from the values you enter. Always verify your math and consult a licensed physician before acting on any result.