Can excessive food intake cause high uric acid?

If the wrong foods: If you are ingesting excessive levels of shell fish, red meat, alcohol or other foods high in purines, than you will push up your uric acid. On the contrary, if for example, you ingested large quantities of salmon, this would probably bring your uric acid down. Your diet does make a difference with gout.

Uric acid diet: Yes, certain kinds: avoid organ meats; fatty meats and alcohol will elevate uric acid. Avoid these. Also, drink at least 3 liters fluid per day - this may enhance uric acid excretion - and if you incline diet successfully to mostly whole grain, fruit, and veggies, and nuts, using white fish and egg white for protein, then uric acid levels will come down.