A diet that focuses on low-acid foods can lead to fewer heartburn episodes and improved overall digestion. Reducing the ...

Medically reviewed by Jonathan Purtell, RDN Acidic foods (with a pH of 4.6 or lower) are generally safe to consume as part of ...

Soil pH is defined as the negative logarithm of the hydrogen ion concentration. The pH scale goes from 0 to 14 with pH 7 as the neutral point. As the amount of hydrogen ions in the soil increases the ...