👉 Amino acids, the building blocks of proteins, can release volatile compounds known as amino acids themselves or their derivatives when they degrade or are metabolized. These volatile compounds, often referred to as amino acids or their fumes, can be detected as distinct odors and are commonly associated with various natural processes, such as fermentation, decomposition, and even certain biological functions. Amino acid fumes can vary widely in composition depending on the specific amino acid involved and the environmental conditions, ranging from sweet, earthy notes to pungent, ammonia-like smells. These fumes are of interest not only for their olfactory properties but also for their potential applications in food science, where they can influence flavor profiles, and in environmental monitoring, where they serve as indicators of biological activity or pollution levels.