Urine pH: what it actually tells you Urine pH reflects what your kidneys are excreting , not your body’s overall pH. Normal urine pH typically ranges from 4.5 to 8.0 . It can fluctuate daily and even hour to hour based on food, hydration, exercise, and medications. A more acidic or alkaline urine does not mean your blood or tissues are acidic or alkaline Your blood pH is tightly regulated and does not change with diet. Typical patterns More acidic urine (lower pH) Higher intake of animal protein, grains, coffee, alcohol, dehydration More alkaline urine (higher pH) Higher intake of fruits, vegetables, legumes, mineral-rich water. How diet affects urine pH Because you eat a largely plant-based, vegetarian diet , your urine will often trend more alkaline , which is expected and generally normal. Foods that tend to raise urine pH (more alkaline urine) Leafy greens, cruciferous vegetables Most fruits (even citrus, once metabolized) Legumes ...