When the concentration of oxygen is lower than 3% and the concentration of carbon dioxide is higher than 10% for a period of time, it will have a bad effect on the flavor. Lemons pickled with honey can generally be stored for 1 to 3 months. The preserved rock sugar lemons will be stored in the refrigerator at low temperature and sealed, which will prolong the shelf life of lemons.

It should be noted that when using honey lemon, you should use water-free and oil-free tools, otherwise, it will affect the shelf life of lemon, cause bacteria to breed and easily deteriorate.