Slang consists of a lexicon of non-standard words and phrases in a given language. Use of these words and phrases is typically associated with the subversion of a standard variety (such as Standard English) and is likely to be interpreted by listeners as implying particular attitudes on the part of the speaker.
One caveat with D-mannose is that it is only effective with UTIs caused by E. coli infection. While this accounts for about 90% of cases, there are 10% that will not benefit from this treatment. In this case, supplements that help disrupt biofilms can be useful in treating and preventing UTIs.
During the 6 month period, 98 (32%) participants had a recurrent UTI; 60% of those cases were those who received no prophylactic treatment, 20% were those who received prophylactic antibiotics, and only 15% were those who received prophylactic D-mannose.