acidity if it is between 0-6.9
In your blood it should be near 7.4.
Gastric juice has a ph of 1.3-6.0 depending on how recently you've consumed a meal, what that meal was, and other factors.
acidity level is less than seven PH
pH measures the acidity/alkalinity of a liquid, presumably as this is in the 'can you get pregnant' you are enquiring about vaginal pH. For pregnancy to occur the vaginal pH has to be in a quite...