Aspartate is an amino acid that plays a crucial role in the synthesis of proteins. It is classified as a non-essential amino acid, meaning that the body can produce it on its own. Aspartate is involved in various metabolic processes, including the urea cycle and the synthesis of other amino acids. In addition to its role in protein synthesis, aspartate is important for neurotransmission in the brain. It acts as an excitatory neurotransmitter, helping to transmit signals between nerve cells. This function is vital for cognitive processes such as learning and memory, linking aspartate to overall brain health and function.