If the mask is yellow when opened, will it be spoiled?

There are two cases, the first is expired, and the second is that the ** itself is this color. Different materials will have different colors, for example, the addition of matcha will be green, and the opening of the yellow ** Ken this is added to the yellow nourishing plants or other essences, resulting in** itself is yellow.

There are many functions, such as whitening, hydration, etc. Below, let's take a look at how to determine the expiration of the spoilage and storage.

Distinguish whether it is expired and how to save it:

The date on the package.

You can look at the date on the **package, the shelf life of generally**.

It is 3 years, and you should use it as soon as possible after opening the bag, and you cannot use it overnight.

**Smell. If you smell a very pungent smell, then it means that the ** has deteriorated, and you should never use it again, so as not to cause spots or acne on the face.

Serum color.

Observe the color of the serum, if the color is pale yellow, it means that the essence has deteriorated.

Refrigerator storage. You can store ** in the refrigerator, or store it in a cool and ventilated place, and it can also be stored for a long time without deterioration.

It will not be spoiled, and the ** of different materials will have different colors, such as the ** that adds matcha ** will be green, and the ** that opens as yellow ** adds a nourishing plant or other essence that is yellow itself, resulting in ** itself is yellow.

** It is a carrier of beauty care products, which is applied to the face for 15-30 minutes. When the nutrients of the skin care products are slowly absorbed, the film that is removed is currently widely used in powder blending, kaolin, non-woven fabrics, and silk**, tencel**, and bio-fiber** materials.

It's not spoiled, this kind of ** is yellow, it's its own color. Feel free to use it well.

Not necessarily, it depends on what material, what brand** and what ingredients.

1. Will it turn yellow?

It cannot be used. Watch the color of the ** essence below. If the color is pale yellow, it means**It has deteriorated and cannot be used to avoid causing allergies or other **problems.

It may be that when buying a mask or hoarding a mask, the mask expires due to poor sealing, which is the reason why the mask is yellow.

2. Why does ** turn yellow.

In general, yellowing is more likely. First of all, you need to check the ingredients of your own **. Ingredients are the main reason.

The ingredients are different, so the color of ** is also different. In addition, because people usually buy a large amount of **, they like to use it slowly, so after a long time, after the expiration date, the color of ** will change. At the same time, due to the fact that the packaging was not checked at the time of purchase, the sealing effect is not good, and the ** will turn yellow.

It may be because the selected ** has added different ingredients, or it may be that the seal is not good when buying** or hoarding**, which causes **expired. These will be the reasons for the yellowing. Try not to use ** when yellowing to avoid causing allergies or other ** problems.

3. How to judge the expiration of **.

1.Date on Package: You can see the date on the **Package below. Generally, the shelf life of ** is 3 years, and it should be used as soon as possible after opening the bag, and cannot be used overnight.

2. Peculiar smell: If you smell a very pungent smell, it means that it has deteriorated. Do not reuse to avoid causing facial spots or pimples.

3. Essence color: Observe the color of the **essence below, if the color is pale yellow, it means that **has deteriorated.

4. Refrigerator storage: **It can be stored in the refrigerator, or it can be stored in a cool and ventilated place, or it can be stored for a long time without deterioration.

Fourth, the reason why the face turns yellow after applying **.

1. Yellowing may be caused by physical reasons, or it may be a problem with the stomach or liver, and endocrine disorders may also lead to yellowing.

2. The time and method of using ** are wrong. The time to apply ** is 10 to 15 minutes.

No. It may be because the purchased **sealing effect is not good or hoarding** resulting in**expired, these will be the reasons for **yellowing, in this case**yellowing, try not to use it, so as not to cause allergies or other **problems.

It must not be used, it is very likely that it is expired and deteriorated, **is a consumable, many people like to stock up on a large number of**Use it slowly, after a long time, after the expiration date, **color may change, resulting in**yellow.

It can be used, probably because it has been too long, and I recommend that you use it within the expiration date and not waste it.

**The main causes of yellowing are as follows:

1. First of all, you should check your own **ingredients, the added ingredients are different, **will show different colors, but this is rare, most of them are white or transparent.

2. It is very likely that it is expired and deteriorated, **is a consumable, many people like to hoard a large number of** use slowly, after a long time, after the expiration date, **color may change, resulting in**yellow.

3. If it does not expire, it may be caused by improper storage, and the integrity of the packaging is not checked when purchasing, the sealing effect is not good, and it is put into the refrigerator for refrigeration and taken out many times, etc., which may lead to ** deterioration and yellowing.

**It is one of the indispensable skin care products, and the work is more busy during the day, which is more damaging to **, so many people will use ** at night to replenish their own water and nutrition, but sometimes they will find that ** has turned yellow, in addition to the fact that a large amount of honey and gold leaf are added to it.

In general, it is due to hoarding, which causes it to expire or seal poorly, and it is best not to use it if it turns yellow, so as not to cause problems.

There are many reasons for yellowing, improper storage leads to deterioration of the essence, poor sealing, not being used immediately after opening, and expiration are common causes of yellowing. Once it turns yellow, it is recommended that you stop using it to avoid allergies or other injuries.

In order to prevent the appearance of yellowing, when you buy, you should check the sealing situation, if there is air leakage, do not buy; **It should be kept in a ventilated place, and when the temperature is high, you can store it unopened** in the refrigerator compartment, and the constant temperature can help** maintain the stability of the ingredients; The opened ** should also be used in time, and it cannot be used overnight, even if it is placed in the refrigerator, it will deteriorate quickly; The shelf life of ** is generally three years, so it is best not to stock up in large quantities**.

In addition to the yellowish color, if there is a pungent smell after opening, it also means that the ** has expired and can no longer be used on the face, but the expired ** can be left to shine shoes or other leather products.