For LAB strains to
have a beneficial effect on intestine health, they need to be able to
survive low acidic conditions (Liu et al., 2013). In the study by
Solieri, Bianchi, Mottolese, Lemmetti, and Giudici (2014), the critical
limit of survival under exposure to acidic conditions was pH 2.0,
which was effective in completely inhibiting the survival of almost
all the strains.