pH Test Strips 4.5 - 9.0 (100 strips) for Urine & Saliva

Price:£8.99
5 out of 5 stars Wednesday 09 November, 2016 By Carolyn Ernest-Jones
These seem to do what they say and show what your ph is. This way you can make sure that by adjusting your diet and making sure you are eating or drinking either enough fluid (water) or else the right kind of food, you can balance your acidity or alkalinity carefully.