What should you know about loss of salty taste in mouth?

Salty flavour is one part of taste, while smell adds much of the detail people experience as flavour. A common cold may block airflow through the nose. COVID-19 can present with taste change, and altered taste may continue for some people after infection as part of Long COVID. Dry mouth, mouth ulcers, gum inflammation, dental treatment, smoking and medicines may also change how salt is perceived.

Check whether the tongue feels dry or sore, whether there is a coating, and whether sweet, sour or bitter foods taste different. These details help separate a local mouth concern from a broader sensory change.

Rinse gently with water, maintain oral hygiene and sip fluids regularly if dryness is present. Do not increase salt sharply to chase the missing flavour. Choose varied textures and aromatic herbs, and use food labels and dates for safety when taste cannot guide you. Review new medicines with a pharmacist or clinician, but do not stop prescribed treatment without advice. Book a routine assessment if the problem does not settle.

Get urgent help for swelling of the tongue or face, breathing difficulty, inability to swallow, sudden neurological symptoms or severe dehydration. Seek prompt review after a head injury, with a persistent mouth ulcer, unexplained bleeding, severe dental pain or inability to maintain food and fluids. Otherwise, routine care is appropriate for an ongoing unexplained change.

Does my mouth look dry or inflamed? Could a recent cold, COVID-19 or medicine be involved? Should my teeth, gums, nose or sense of smell be checked? What foods can help me eat comfortably? What time frame should guide follow-up?