allicin

noun

1. (countable, uncountable)An organic compound, diallyl thiosulfinate, obtained from garlic, with a variety of medicinal and antibacterial properties.

   “The "neck" is not soft and braidable, the cloves are big and fat, there's a round basal plate at the root, and the content of allicin (a healthful compound) is five times that of offshore garlic, Rowe boasts.”