Trehalose wani nau'in metabolite na damuwa ne na yau da kullun wanda zai iya samar da fim ?in kariya na musamman akan saman sel a ?ar?ashin matsanancin yanayin muhalli kamar zafin jiki mai ?arfi, tsayi mai tsayi, matsanancin matsananciyar osmotic, da bushewa, yadda ya kamata yana kare tsarin biomolecules daga lalacewa da kiyaye hanyoyin rayuwa da halayen halittu na rayayyun halittu.