madalinai, 
Some research papers conclude that stevia consumption can cause cancer due to DNA breakage and chromosome mutations. However, none of those studies are based on human subjects.
According to a study published in Oncotarget in 2018, steviol significantly limited the growth of human gastrointestinal cancer cells.
#Stevia #kombucha #ikombucha_ro #ikombucha
https://www.bekarmic.com/blogs/knowledge-base/stevia-and-cancer-everything-about-stevia