Glucosinolates are a group of sulfur-containing compounds found primarily in cruciferous vegetables such as broccoli, cabbage, and kale. They are derived from glucose and an amino acid, and they play a significant role in plant defense against pests and diseases. Upon hydrolysis by the enzyme myrosinase, glucosinolates can produce various bioactive compounds, including isothiocyanates, which are known for their potential anticancer properties. Glucosinolates contribute to the characteristic bitter taste of cruciferous vegetables and are also associated with health benefits, including antioxidant and anti-inflammatory effects. Their presence in the diet is linked to reduced risk of certain cancers and other chronic diseases.