It is best not to use it, Make Up Pen because the liquid will have bacteria, and the eyelashes are very close to the eyes, and you will hurt your eyes if you are not careful. If the mascara is unopened, the shelf life is 3 years; after opening, the effect is the best within 3 months, and it will gradually dry out after half a year to 1 year after opening.
Generally speaking, the shelf life of cosmetics is about three to four years, so many friends think that a mascara can be used for three to four years, but this so-called shelf life is actually in an accurate storage environment, unopened The time that cosmetics can last. However, when we use cosmetics, we must open them, and the mascara after opening is generally not suitable for use after three months, because the damp and dark environment in the mascara is an ideal environment for bacteria to breed. If you continue to use Kaifeng After three months of mascara, it will increase the user's risk of changing eye diseases.
Mascara may lengthen your lashes, hide tiredness, and make you look radiant, but mascara can also affect your eye health. Some British women are using mascara that is 10 years old, putting them at risk of blindness, new research shows. Many people don't know that mascara lasts only 4 months, but according to new research, 70% of women use eyeliner and mascara for much longer than that.
Since mascara is very durable, it is not uncommon to accidentally use the same tube of mascara for 2 years, but in fact, the maximum use period of mascara is 3 months. This is because mascara is a liquid and is very susceptible to bacteria. At the same time, because the bacteria on the mascara are very easy to transfer, you should try not to lend the mascara to others or borrow other people's mascara.