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【Popular Science】Shelf life and use period of makeup and skin care products

Every six months, I sort out the shelf life of the makeup and skin care products I stock up at home. Many people have questions, how long is the shelf life of these babies? Let's solve the puzzle together today! Especially those who stock up too muchbabypay attention, all make-up and skin care products have expiration dates.


Let's talk about two concepts first,shelf life"and "lifetime


Shelf Life It is the storage time in the unopened state

LifetimeIt is the expiration date after opening



In general,


Skin care products have a shelf life of2-3years p>

Makeup has a maximum shelf life3-5, eye makeup will have a shorter shelf life

Unopened ones can be used up within the expiration date

The usage period after opening is generally only1years< /p>

Shelf life before opening Check website


We recommend two websites to check the production date of each brand


www.checkfresh.com or 

http://checkcosmetic.net/





The query process is very simple. Just select the brand, enter the batch number, and you can find it! I think this website is more convenient and accurate, and basically most brands can be found. Some brands may not be found in checkfresh, go to checkcosmetic< /span>Query above.


For exampleFreshskincare brands, I only buy checkcosmeticfound. Inquired a hand Freshsoy cleanser, the batch number on the outer packaging isTI7V02, after input, the query result is 2017year< /span>8month production, shelf life36months, or 3years. Now 26 months before expiration (unopened). Basically, you can find all the information you want to know, which is convenient and efficient.



Usage period after opening


After opening the packaging of makeup and skin care products, you must pay attention to their expiry date! I listed the following 9 sample items, let's take a look at their expiry date (note how long it must be used after opening over).



Most cosmetics/skin care products have an open back of the packaging Small lid pattern that says "6M","12M" or“24M”, which means that after opening the bottle, it must be “6months, “12months< span class="s1">or“24months”< Used within /span>. Otherwise, various substances in cosmetics will be oxidized and deteriorated by air, and become skin poison in a second!


[Smalltip] After opening the bottle, write the opening date and stick it on The bottom of the bottle reminds yourself that you are not afraid of forgetting the opening date later.


Mascara, liquid eyeliner: generally after opening3-6pcs The monthly replacement seems to be the shortest among all products, because it is easy to get on the eye secretions, and if it smells sour, it should be thrown away immediately!



Foundation: Change 12-18months after opening. Open-top packaging has a shorter shelf life than press-type packaging because it has a greater chance of being exposed to air~


Blush, Eyeshadow: Yes! Never run out. Generally, it should be replaced 12months after opening.


Lipstick, lip balm, lip gloss: After opening12-24monthly use over. It is easy to get stained with saliva and food residue, and it is very easy to breed bacteria. If you smell strange or the color has changed, you must not use it again!


Eye cream: generally use up after opening the bottle6-12months< /span>~


Essence/Brightening Essence: Normal Essence12months, the use period of the whitening essence is shorter, because the whitening ingredients in it are easily oxidized by the air~


Facial Cleanser: After opening12use within 12 months ~


Perfume: Use within 24-36 months of opening24-36months after opening. Because the perfume contains alcohol, it must be stored in the dark and low temperature to prevent the alcohol from volatilizing too quickly and making the perfume change color and smell~



Final summary


1. New Cosmetics/Skin care products, you can check the production date and the general shelf life of skin care products through the website I recommended above2-3 Years, make-up is generally 5years. If the product you received is about to expire, please contact customer service quickly to replace it~


2. Different brands and products have different use periods after opening, so we still use the label on the back of the bottle< span class="s2">"6M", "12M" or "24M" whichever applies. It is recommended that after opening the package for the first time, take a small note and write the opening date and stick it on the flat bottom, so as not to be forgotten in the future~


3. If skin care products have expired, it is recommended that you do not use them again, such as lotions and creams that are about to expire. If you throw away the waste, you can use it as a body lotion as soon as possible. Makeup products are okay, if they don't deteriorate significantly after a little bit of use, it's not a big problem.

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【科普文】彩妆护肤品的保质期和使用期

每隔半年,我都会整理一次家里囤的彩妆护肤品的保质期。很多人有疑问,这些宝贝的保质期到底有多久?今天我们一起来解惑!特别是囤货太多的baby们要注意啦,所有的彩妆护肤品都是有使用期限的。


先说两个概念,保质期使用期


保质期是没开封状态下的保存时长

使用期是开封之后的使用期限



一般来说,


护肤品的保质期是2-3

彩妆的保质期最多3-5,眼部彩妆保质期会更短

没开封过的只要在保质期内用完即可

开封之后的使用期一般只有1年左右

开封前的保质期 查询网站


推荐给大家两个查询各个品牌生产日期的网站


www.checkfresh.com 或者 

http://checkcosmetic.net/





查询过程非常简单。只需要选择品牌,再输入批号,就能查到啦!我觉得这个网站比较方便、准确,基本上大部分品牌都可以查到。某些品牌可能在checkfresh找不到,可以到checkcosmetic上面查询。


例如Fresh护肤品牌,我就只在checkcosmetic找到。查询了一个手上的Fresh大豆洁面乳,外包装上面的批号是TI7V02,输入之后,查询结果是20178月生产的,保质期36个月,即3年。现在距离过期还有26个月(未开封)。基本上想知道的信息都可以查到,便捷高效。



开封后的使用期


等彩妆护肤品开封后,那必须要关注它们的使用期了!我列举了下面9样单品,一起来看看它们的使用期(注意是开封之后多久内必须使用完)。



大部分化妆品/护肤品的包装后面,都会有一个打开的小盖子图案,上面写着“6M”“12M”或者“24M”,这个代表的是开瓶之后必须在“6个月“12个月或者“24个月之内使用完毕。否则化妆品里面的各种物质会被空气氧化变质,一秒变成肌肤毒药!


【小tip】开瓶之后,写上开瓶日期贴在瓶底提醒自己,就不怕之后忘记开瓶日期啦。


睫毛膏、眼线液:一般来说开封后3-6个月更换,好像是所有产品里面最短的,因为容易沾上眼睛分泌物,感觉闻到酸味要马上扔掉!



粉底:开封后12-18个月更换。敞口的比按压式的包装使用期要短,因为接触空气几率大~


腮红、眼影:是的!永远用不完。一般是开封后12个月要更换。


口红、唇膏、唇彩:开封后12-24个月要用完。容易沾上唾液和食物残渣,非常容易滋生细菌,如果闻到怪味或者颜色变了,一定不要再用它!


眼霜:一般开瓶后6-12个月要用完~


精华/美白精华:精华一般12个月,美白精华使用期更短一些,因为里面的美白成分容易被空气氧化~


洗面奶:开封后12个月内用完~


香水:开瓶后24-36个月内用完。因为香水里含酒精,一定要避光低温保存,防止酒精挥发太快,使香水变色变味~



最后总结


1. 新买的化妆品/护肤品,大家可以通过我上面推荐的网站查询生产日期,护肤品一般保质期2-3年,彩妆一般是5年。如果你收到的产品是快要过期的,请速速联系客服更换哦~


2. 不同品牌、不同产品开封后的使用期也不同,大家还是以瓶子后面标注的“6M”“12M”“24M”为准。建议第一次开封后,拿个小纸条写上开瓶日期贴在平底,这样就不怕以后忘记了~


3. 护肤品如果过了使用期,建议大家不要再用了,像快过期的乳液面霜啥的,觉得扔掉浪费的话,可以拿来当身体乳赶快用掉。彩妆产品还好,稍微过了使用期没有明显变质的话,没什么大碍。