Introduction: Uric acid is a purine metabolic waste that comes from the food scraps that we consume. Vitamin C in pineapple is very good for uric acid because vitamin C can help increase uric acid excretion through urine, also have ability to reduce uric acid levels in the body. To determine the effect of pineapple juice consumption on uric acid levels in the elderly person, this research was conducted at social institution in Palembang. Methods: This study was a pre-experimental study using a purposive sampling design. The sample technique used in this study was total sampling. Total sample was 13 respondents. The instrument used was a uric acid level test kit with Easy Touch / GCU. This research was conducted from 17-23 November 2020. Results: The results showed that the uric acid level before and after the consumption of pineapple juice, the average uric acid level before consumption was 7.8 mg / dl, the average uric acid level after consumption of pineapple juice 5.2 mg / dl based on the results of the Wilcoson sign test shows a value of p = 0.000 which means that there is an effect of pineapple juice consumption on uric acid levels. Consumption of pineapple juice is good for old people with arthritis gout; this is because pineapple is rich in vitamin C which can help remove uric acid from the body through urine. Conclusion: from above result it can be proved that there is an effect of consuming pineapple juice for 7 days on uric acid levels in the body.