A method and system for addressing the avoidance of migraines, cluster headaches and dizziness by adjusting an individual's microbiome, and in particular, to the provision of beneficial oral and gut microbes at particular times to enhance a person's oral health, including through the use of oral strips that adhere to surfaces in the oral cavity and that include at least one of xylitol, Lachnospira, Veillonella, Faecalibacterium and/or Rothia bacteria, including bacteria transformed via a CR/SPR system.