The Smell of Success: Unpacking the Science and Risks of Using Smelling Salts in Leg Training Smelling salts have been used by some athletes for decades, particularly during leg exercises.
These powdery substances release ammonia gas when inhaled, which is thought to enhance muscle contraction force and endurance. However, what's behind this unusual practice, and is it worth the potential risks?
The Science Behind Smelling Salts: Understanding the Chemistry Smelling salts contain ammonium carbonate (NH4CO3), a substance that decomposes into ammonia gas (NH3) and carbon dioxide when inhaled.