Human Chorionic Gonadotropin (hCG) vs Liothyronine (T3)

Side-by-side comparison of mechanisms, dosing, interactions, and stacking potential.

Human Chorionic Gonadotropin (hCG)Liothyronine (T3)
CategoryHormonesHormones
Standard Dose
Timing
Cycle Duration
Evidence LevelStrongStrong

Mechanism

LH receptor agonist that stimulates intratesticular testosterone production and can help preserve fertility signaling in selected male hormone protocols.

Contraindications

  • Use only with endocrine supervision

Mechanism

Synthetic triiodothyronine that directly raises active thyroid hormone signaling.

Contraindications

  • Cardiac arrhythmia risk
  • Do not use without thyroid labs

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