Amino acids are most recognized for their role in muscle development and repair. As you exercise, you are tearing your muscles and they need recovery in order to grow. Amino acids aid in in the repair and recovery process.
Your body also depends on amino acids for so much more and deficiencies can negatively affect your entire body including nervous, reproductive, immune, and digestive systems.
Many of our amino acids will contain both your essential (EAA's) and non-essential aminos, as well as additional ingredients that may aid in recovery, hydration, focus, or fat loss.