The shelf life of the product is provided by the manufacturer and marked on the product for limited use. During the warranty period, the manufacturer of the product is responsible for the quality of the product meeting the relevant standards or the quality conditions explicitly guaranteed, and the seller can sell these products with confidence and the consumer can use them safely.

Attachment: The national food authorities have made the following provisions on the shelf life of some foods:

1, alcohol: the shelf life of bottled ordinary cooked beer is 2 months, and that of special beer is 4 months; Bottled grape fruit wine for half a year.

2. Beverages: fruit juice soda, fruity soda and cola soda. The shelf life of glass bottles is 3 months and canned for 6 months; Fruit juice is bottled in glass for 6 months.

3, canned: canned fish and poultry, glass bottles with a shelf life of 2 years; The period of canned fruits and vegetables and glass bottles is 15 months; The shelf life of fried dried fruits, tomato sauce, tin cans and glass bottles is 1 year; Tinplate canned milk powder is 1 year, 9 months in glass bottles and 4 months in 500g plastic bags.

4. Sugar: biscuits are tinned for 3 months, packed in plastic bags for 2 months, and in bulk for 1 month; The shelf life of chocolate and sandwich chocolate is 3 months, pure chocolate is 6 months, and bulk chocolate is 1 month; Seasoning soy sauce and edible vinegar for 6 months.

Note: at present, the shelf life of cigarettes is still vacant, so if you smoke, please buy products from reputable manufacturers, and it is best to quit for your health.

The best eating period: refers to eating during this period, its nutritional value and efficacy are the highest.