This property of garlic is probably a result of the presence of diallyl disulfide in garlic. (fitnessandpower.com)
A number of compounds found in garlic, including allicin, ajoene, and diallyl trisulfide, or DATS, may help protect you against cancer. (healthyeating.sfgate.com)
Garlic contains a compound called diallyl sulfides, which have been shown to have antimicrobial activity (9). (yurielkaim.com)