🏃Endurance

Gamma-butyrobetaine Hcl

Gamma-butyrobetaine HCl (GBB) increases carnitine levels, enhancing fat metabolism for sustained energy and endurance.

Clinical Dose: 25mgFound in: 71 products

What Does Gamma-Butyrobetaine HCl Do?

Gamma-Butyrobetaine HCl (GBB) is often referred to as "Super Carnitine" because it serves as a direct precursor that your body converts into L-Carnitine. By supplementing with GBB, you are effectively forcing your body to ramp up its own carnitine production, which is essential for energy metabolism and performance.

  • Accelerated Fat Oxidation: GBB increases the concentration of carnitine in the muscles, which helps transport long-chain fatty acids into the mitochondria to be burned as fuel.
  • Enhanced Endurance: By optimizing how your body utilizes fat for energy, GBB helps preserve muscle glycogen, allowing you to train harder for longer periods before hitting a wall.
  • Intense Thermogenesis: GBB is famous for its ability to raise core body temperature, making it a powerful tool for increasing caloric expenditure during a workout.
  • Nitric Oxide Support: Some research indicates that GBB can act as a pro-nitric oxide agent, potentially improving blood flow and nutrient delivery to working muscles.

Clinical vs. Gym Bro Dosing

TierDoseNotes
Threshold10mgMinimum dose to see a slight increase in carnitine levels.
Clinical Standard25mgThe recommended dose for most performance-based pre-workouts.
High Performance50mgMaximum thermogenic effect; expect significant sweating.

Key Insight: GBB is incredibly potent compared to standard L-Carnitine. While you might need 2,000mg of L-Carnitine to see results, just 25mg of GBB can trigger a massive increase in plasma carnitine levels. Always start at the 25mg mark to assess your tolerance to the heat.

Side Effects & Warnings

  • The "GBB Sweat": The most common side effect is profuse sweating. Because GBB is highly thermogenic, you will likely find yourself much wetter than usual during your session.
  • Internal Warmth: You may experience a distinct sensation of heat or flushing shortly after ingestion.
  • Gastrointestinal Distress: At very high doses (above 50mg), some users report mild stomach cramping or nausea.

Tip: Because of the increased perspiration, it is vital to pair GBB with an electrolyte supplement or increased water intake to prevent dehydration during long training sessions.