Substances that are alkaline are basic, or the opposite of acidic — they have a high pH, while acids have a low pH. Lower pH levels reflect a higher quantity of positively charged particles.

Keeping your body at the right pH level by eating alkaline fruits has a ton of health benefits. You'll feel more energized, ...

pH is a measure that tells us how acidic or basic a substance is, using a scale from 0 to 14. Acids (like lemon juice) have low pH values, while bases (like bleach) have high pH values. Pure water ...