Home remedies for dark urine

Urine can become deep yellow or amber when it is concentrated after sweating, vomiting, diarrhoea, fever, or simply drinking less. Foods, supplements, and some medicines can also alter colour. Brown, tea-coloured, red, or cola-coloured urine may reflect blood, bile pigments, muscle breakdown, or another problem and should not be dismissed as dehydration.

Look for accompanying clues: thirst and reduced urination suggest fluid loss; yellow skin or eyes, pale stools, or marked nausea can point toward a liver or bile problem; burning, pain, or fever may indicate a urinary issue. Dark urine alone does not establish its cause.

If you feel well and have no fluid restriction, take regular small drinks of water and monitor whether urine becomes lighter. Replace fluids after sweating or gastrointestinal illness, and avoid alcohol while the cause is unclear. Do not force large amounts of water quickly, especially if a clinician has advised fluid limits for heart or kidney disease.

Note when the change began, its shade, your urine amount, recent exercise, foods, supplements, and medicines. Do not stop prescribed medicine without advice. If the colour does not improve after rehydrating or returns repeatedly, arrange a medical review; a urine test and blood tests may help identify the cause.

Get urgent help for very little or no urine, severe side or abdominal pain, fainting, confusion, inability to keep fluids down, or dark urine with yellow eyes and severe illness. Red or cola-coloured urine, especially with clots, fever, or pain, also needs prompt assessment.

Contact a clinician soon if dark urine lasts despite drinking, keeps recurring, follows strenuous exercise, or appears with swelling, unusual bruising, itching, pale stools, burning urination, or fever. These features can signal a problem that home measures cannot treat.

Ask which causes fit the colour and accompanying symptoms, whether your medicines or supplements can change urine, how much fluid is appropriate for you, and whether you need urine, liver, kidney, or muscle tests.