[Just a snip.]
http://www.greenmedinfo.com/blog/how-garlic-can-save-your-life
Garlic Versus #1 Cause of Death for the Poorest Countries
As far as the research goes, garlic has immensely powerful anti-infective properties, experimentally confirmed to kill the following:

Methicillin Resistant Staphylococcus Aureus (MRSA)[1], [2]
Thrush (Fungal overgrowth in oral cavity)[3]
Pseudomonas Aerigonosima, including drug-resistant strains.[4][5][6]
Cytomegalavirus Infections[7] [8] [9] [10]
Mycotoxin-associated aflatoxicosis[11] [12]
*Helicobacter Pylori infection[13]*
Candida (Yeast) infection[14] [15] [16]
Klebseilla infection[17] [18]
HIV-1 infection[19] [20]
Vibrio infection [21] [22]
Mycobacterium Tuberculosis, multi-drug resistant[23]
Clostridium infections[24]
Viral Infections: Herpes Simplex 1 and 2, Parainfluenza virus type 3, vaccinia virus, vesicular stomatitis virus and human rhinovirus type 2.
Group B Streptococcus Infection[25] [26]