Purine-rich diet: When you eat foods rich in purine, the body breaks it down and converts it into uric acid.
Red meat: Mutton, beef, etc.
Seafood: Some fish such as shrimp, mackerel, and sardines.
https://youtu.be/myJCrU5UwMc
Internal organs: Liver, etc.
Sweet drinks and fructose: Fructose in soft drinks and artificially sweetened beverages increases uric acid.
Alcohol: Especially beer and liquor interfere with the excretion of uric acid.
Overweight and obesity: When you gain weight, uric acid production increases and the kidneys have difficulty excreting it.
Kidney problems: When the kidneys are unable to filter and excrete uric acid from the blood, its level increases in the blood.
Medications: Some medications used for blood pressure (e.g. diuretics) can cause uric acid to rise.
https://youtu.be/myJCrU5UwMc
Heredity: Some people have a genetic predisposition to have a reduced ability to process uric acid.