All About Arginine

Arginine (more specifically L-arginine) is a semi-essential (conditionally essential) amino acid. That means your body can usually make it, but in certain situations — like growth, illness, trauma, or intense training — dietary intake becomes crucial.

Its chemical formula is C₆H₁₄N₄O₂, and it's part of the 20 amino acids used in protein synthesis.

What Do…