Understanding results
High Uric Acid on Your Report: What It Does and Doesn't Mean
Uric acid used to be a test a doctor ordered when somebody limped in with a swollen, burning big toe. Now it is a standard line on most health packages, which means many people meet a flagged uric acid with no symptoms at all — and are left wondering whether they have gout, and what they are supposed to stop eating.
The short answer is that a high number is common, is not the same thing as gout, and is usually best read as a prompt to look at the rest of the report. This is general information about what the test describes, not medical advice; a doctor reads it against your symptoms, your medicines and your other results.
What the test measures
Uric acid is a waste product made when the body breaks down purines — compounds found in its own cells, which are constantly being replaced, and in food. Most of it is carried in the blood to the kidneys and passed out in urine; some leaves through the gut.
So the level in the blood reflects a balance between how much is made and how well it is cleared. It rises when more is produced, when the kidneys clear less, or both. For most people with a high level it is the clearing side, not the diet, that does more of the work.
A high number is not gout
Gout happens when uric acid forms needle-like crystals inside a joint, and the body attacks them. An attack is hard to miss: a joint — very often the base of the big toe, but also an ankle, knee or wrist — becomes suddenly, severely painful, hot, red and swollen, frequently overnight. Even the weight of a bedsheet can hurt.
Many people have a raised uric acid for years and never have an attack. A high value on a routine report, with no joint symptoms, is called hyperuricaemia, and it is a finding to be understood rather than a diagnosis of gout.
The reverse also catches people out. During a gout attack the blood level can fall into the normal range, so a normal result taken mid-attack does not rule gout out. Diagnosis rests on the symptoms and an examination, and sometimes on fluid taken from the joint, not on the blood test alone.
What actually pushes it up
Several things raise uric acid, and they are not the ones most people suspect. Alcohol, and beer in particular, raises it. So do sugary drinks and packaged juices sweetened with fructose. Red meat, organ meats such as liver and kidney, and some seafood are rich in purines.
Carrying extra weight raises it, and so does losing weight too quickly, as with crash dieting. Dehydration concentrates it. Long fasts can raise it for a while, which is worth knowing before a test taken during a religious fast. Some common medicines lift it too, including certain water tablets used for blood pressure — a reason to mention them to your doctor, never a reason to stop them on your own.
And because the kidneys do most of the clearing, anything that reduces kidney function tends to raise uric acid. That is one of the main reasons a high value is worth reading alongside the kidney numbers.
Dal and spinach are rarely the problem
The most common reaction to a high uric acid in India is to stop eating dal, rajma, chana, spinach, mushrooms or cauliflower, because they appear on lists of purine-rich foods. For most people that is the wrong place to start.
Research on diet and gout has generally found that purines from vegetables and pulses matter far less than those from meat and seafood, and much less than alcohol and sugary drinks. Cutting pulses can also remove one of the main sources of protein from a vegetarian diet, which does its own harm.
If diet is part of the picture for you, a doctor or dietitian can say which changes are worth making. The ones with the most behind them are the unglamorous ones: less alcohol, fewer sweetened drinks, enough water, and a steady approach to weight.
What to read beside it
A high uric acid often travels with other things: raised blood pressure, high triglycerides, a rising HbA1c, extra weight around the middle and a fatty liver. It is not clear that uric acid causes these, but finding it is a good reason to check that they are being looked at.
The kidneys matter most. Read uric acid with creatinine and eGFR on the same report — our guide to the kidney numbers covers what they show. Uric acid can also form kidney stones, which cause severe pain in the side or back that can travel towards the groin, sometimes with blood in the urine.
Treatment is a doctor's decision
Whether a high uric acid needs treatment depends on whether you have had gout, how often, whether there are crystals or stones, and what your kidneys are doing. Many people with a high number and no symptoms are not given medicine at all, and are asked to repeat the test and look at the habits above.
Where medicine is used to lower uric acid, it is usually long-term, and starting or stopping it can itself bring on an attack. So it is something to begin, change or stop only with the doctor managing it. The same goes for remedies passed on by friends or bought over the counter for joint pain; some painkillers are hard on the kidneys that are already doing the clearing.
When to see a doctor promptly
Sooner rather than later if a joint becomes suddenly hot, red, swollen and very painful — especially the first time. If that comes with a fever or you feel generally unwell, go the same day: an infected joint can look like gout and needs urgent treatment.
Also see a doctor promptly for severe pain in the side or back, blood in the urine, or difficulty passing urine. And take the whole report rather than the one flagged line, with a list of everything you take, including anything bought over the counter. That context is what turns a number into a decision.
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Make my free plan →Frequently asked questions
My uric acid is high. Do I have gout?
Not necessarily. Gout is crystals forming in a joint, which causes sudden, severe pain and swelling. Many people with a high uric acid never have an attack. A high value with no joint symptoms is a finding to discuss with a doctor, not a diagnosis.
Should I stop eating dal and spinach?
For most people, no. Research has generally found that purines from pulses and vegetables matter much less than those from meat, seafood, alcohol and sugary drinks, and cutting pulses can remove an important source of protein. Ask a doctor or dietitian before changing your diet.
Can my uric acid be normal during a gout attack?
Yes. The blood level can fall into the normal range during an attack, so a normal result then does not rule gout out. A doctor diagnoses gout from the symptoms and an examination, sometimes with a test of fluid from the joint.
Does drinking water lower uric acid?
Staying well hydrated helps the kidneys clear it, and dehydration concentrates it. Water alone does not fix a persistently high level, but it is one of the simple things worth doing, along with less alcohol and fewer sweetened drinks.
Do I need medicine for a high uric acid?
That is a decision for a doctor. It depends on whether you have had gout, how often, and what your kidneys and other results show. Many people with a high value and no symptoms are not given medicine, and those who are should not start or stop it on their own.
Why does my doctor care about uric acid if I feel fine?
Partly because it can lead to gout or kidney stones, and partly because it often appears alongside high blood pressure, high blood sugar, high triglycerides and kidney changes. Finding it is a good reason to make sure those are being checked too.
Related lab-test guides
Where this comes from
Guidance from public health bodies. We link out so you can read the source rather than take our word for it — see our editorial policy.
- Uric acid test — MedlinePlus, US National Library of Medicine
- Gout — MedlinePlus, US National Library of Medicine
- Gout — NHS (UK)
- Kidney stones — NHS (UK)
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