2, kumquat boiled rock candy is mainly rock candy, kumquat as the main material of food, which contains a large number of vitamins, proteins, amino acids, and a variety of minerals and other nutrients, these substances are more likely to be at room temperature with the oxygen in the air or other substances to cause deterioration, consumption is not conducive to human health, it is generally recommended that the kumquat boiled rock candy in the room temperature for about 4-5 days of the The general recommendation is that the kumquat boiling rock candy at room temperature for about 4-5 days.