1, antibacterial sterilization: garlic contains sulfur compounds and allicin, can play the role of antibacterial sterilization, on a variety of cocci, bacilli, fungi with inhibition and killing effect, is one of the better natural plant antimicrobial agent, so eat raw garlic can play a certain antibacterial effect;

2, prevention of frostbite: eat raw garlic can prevent frostbite, but for the frostbite with a break, prohibit direct application of raw garlic, it is recommended to take the way of eating raw garlic to prevent frostbite. Inhibit lipid deposition, reduce the accumulation of vascular wall waste, reduce serum cholesterol concentration, so that there is a certain auxiliary protection of cardiovascular effect, but there is no drug-like therapeutic effect;

5, alleviate allergies: in the seasonal changes, the temperature will be changed with the changes in the skin state of some of the population is more sensitive, there may be allergic reactions, through the appropriate amount of raw garlic has a certain prevention of skin allergies.

But a lot of raw garlic is not good, because of its pungent properties and irritating odor is not generally accepted, and allicin has a certain stimulating effect on the stomach and intestines, too much garlic is not only easy to cause gastric discomfort, but also produces smelly breath and strong body odor.