For the formal address, the third person would be used; and this in the singular with Er, Sie (capitalized) to a social inferior, as a farmer addressing a stableboy, or in the plural to a social superior. It is from the latter occurrences that modern Sie takes its origin; Sie is the 3rd person plural pronoun.
Medical Use & Health. Benefits Of Hot Chile Peppers. Although some chiles are quite hot, most are valued for their soothing effects on the digestive system, relief from symptoms of colds, sore throats and fevers, circulation, especially for cold hands and feet, and as a hangover remedy.
Photo via liza31337 @ Flickr. Add some heat to your dish with chili peppers -- and choose versions that are especially spicy to get the maximum amount of capsaicin. Capsacin, the ingredient that provides the plants with their spice, also has medical benefits that include pain relief, heart health, fighting prostate cancer, and stopping ulcers.