Uric acid, a product of purine metabolism, is a natural antioxidant. Uric acid accumaltes in tissues and the blood. Uric acid accumulates to a high level when one consumes food high in purines; and when the uricase level is low in the body. Food high in uric acid include meat and meat products and some vegeterian food stuffs, even though to varying levels.
Uric acid eventually crystallizes, especially at low temprature. Uric acid crytal makes it way to the joints, such as the big toe, ankle, and knees. Therefore, when the uric acid level is high level in the blood, tissues, and joints, it causes gout. Uric acid causes uric kidney stones as well.
In the following table is a list of food stuffs and estimates of their uric acid content. Foods high in uric acid content are listed at the top of the table while foods with low uric acid content are at the bottom. Fruits and vegetables have generally reduced level of uric acid. Meat products, especially internal organs seem to have elevated levels of uric acid.
|Food source of uric acid|| |
uric acid level
(mg of uric acid /100 g food)
|Mungo bean seed||222|
|Chicken (breast with skin)||175|