Which daily necessities must be thrown away after they have expired?

　　Which daily necessities must be thrown away after they have expired?

　　1. How long can the moisturizing lotion be used? Must be thrown away if it is over 1 year old

　　If the lotion has been opened, it must be used up within 1 year.； If it is not opened, it can be stored for 2 years. If it is still used after the expiration date, the bacteria that breed will cause skin rashes and infection. It is important to note that when you pick up lotion, your fingers will bring bacteria into the container, causing the number of bacteria to continue to grow. Emulsions with special ingredients, such as A acid, fruit acid, etc., are even more dangerous. If used after expiration, they are most likely to corrode the skin and cause damage.

　　2. How long can armor oil be used? Must be thrown away if it is over 2 years old

　　If it has been opened, it must be used within two years, because after opening, some of the ingredients in the nail polish will evaporate over time, and the full armor effect cannot be achieved.

　　3. How long can hair dye be used? Must be thrown away if it is over 1 year old

　　Hair dye needs to be used within a year because the chemicals and ingredients in it will change over time, and it will not be able to achieve the effect of changing hair color, and may even leave dirty spots on the scalp!

　　4. How long can mascara be used? Must be thrown away if it is over 3 months old

　　Get a new mascara every 3 months