增味剂(鲜味剂)。
可在各类食品中按生产需要适量使用。本品常与谷氨酸钠合用,其用量约为味精的2~10,可与其他多种成分合用,如一种复合鲜味剂组分的味精88、呈味核苷酸8、柠檬酸4;另一组分为味精41、呈味核苷酸2、水解动物蛋白56、琥珀酸二钠1。 若肌苷酸钠和鸟苷酸钠的比例为1∶1时,其一般用量如下:罐头汤,0.02~0.03 g/kg;罐头芦笋,0.03~0.04 g/kg;罐头蟹,0.01~0.02 g/kg;罐头鱼,0.03~0.06g/kg;罐头家禽、香肠、火腿,0.06~0.10 g/kg;调味汁0.10~0.30 g/kg;调味品,0.10~0.15;调味番茄酱,0.10~0.20 g/kg;蛋黄酱,0.12~0.18 g/kg;小吃食品,0.03~0.07 g/kg;酱油,0.30~0.50g/kg;蔬菜汁0.05~0.10 g/kg;加工干酪,0.05~0.10g/kg;脱水汤粉,1.0~2.0 g/kg;速煮面汤粉,3.0~6.0 g/kg。