Umami: What It Is, Why It Tastes Savory, and Which Foods Have It
Umami is a basic taste distinct from sweet, sour, salty, and bitter. Glutamate is its best-known signal, while nucleotides such as inosinate and guanylate can amplify the sensation. This is why combinations such as tomato with aged cheese or kombu with fish can taste more savory together than alone.