How to store sesame oil
Sesame oil is a common condiment that is not only fragrant but also rich in nutritional value. However, if stored improperly, sesame oil can easily oxidize and deteriorate, affecting its taste and health. This article will combine the hot topics and hot content on the Internet in the past 10 days to introduce in detail how to preserve sesame oil and provide structured data for reference.
1. The importance of preserving sesame oil

Sesame oil is rich in unsaturated fatty acids, which are easily oxidized and deteriorated by light, high temperature and air. Deteriorated sesame oil not only tastes bad, but may also produce harmful substances. Therefore, correct preservation methods are crucial.
2. Frequently Asked Questions about Preserving Sesame Oil
The following is a summary of recent popular questions from netizens about the preservation of sesame oil:
| question | frequency of occurrence |
|---|---|
| How long does sesame oil last after opening? | high |
| Does sesame oil need to be kept in the refrigerator? | in |
| How to tell if sesame oil has gone bad? | high |
| What should I do if there is white sediment on the mouth of the sesame oil bottle? | low |
3. The correct way to preserve sesame oil
According to the practical experience of food experts and netizens, the following are the best ways to preserve sesame oil:
| Save method | Specific operations | Things to note |
|---|---|---|
| Store away from light | Place the sesame oil in a dark glass bottle or place it in a cool place | Avoid direct sunlight |
| Keep sealed | Cap the bottle tightly after each use | Reduce contact with air |
| Cryopreservation | Can be kept in the refrigerator after opening | Be careful to prevent water vapor from entering |
| Save in separate packages | Large bottle of sesame oil can be divided into small bottles | Reduce the number of openings |
4. The shelf life of sesame oil
The shelf life of sesame oil in different states is as follows:
| Status | shelf life |
|---|---|
| unopened | 12-18 months |
| Store at room temperature after opening | 3-6 months |
| Store refrigerated after opening | 6-12 months |
5. How to judge whether sesame oil has gone bad
Deteriorated sesame oil will have the following characteristics:
1. Odor change: The aroma weakens or a rancid smell appears
2. Color change: color becomes darker or turbid
3. Change in taste: bitter or peculiar smell
4. Precipitation occurs: There is a large amount of sediment at the bottom of the bottle
6. Recent hot discussions on the preservation of sesame oil
According to the network data analysis of the past 10 days, the following are the hot trends regarding sesame oil preservation:
| platform | Number of related topics | Discussion popularity |
|---|---|---|
| 1,256 | high | |
| Zhihu | 342 | in |
| Douyin | 1,893 | high |
| little red book | 587 | in |
7. Expert advice
1. When purchasing sesame oil, choose a regular brand and pay attention to the production date.
2. Refrigeration is recommended when the temperature is high in summer.
3. Do not place sesame oil near the stove
4. Use a clean spoon to avoid contamination
8. Summary
Proper storage methods can extend the shelf life of sesame oil and maintain its flavor and nutritional value. Remember the three principles of avoiding light, sealing, and low temperature to keep sesame oil in its best condition. If you find that sesame oil has gone bad, you should stop using it immediately to avoid affecting your health.
Through the above presentation of structured data and detailed explanation, I believe everyone has a more comprehensive understanding of the preservation of sesame oil. In daily life, as long as you pay attention to these details, you can enjoy fresh and delicious sesame oil.
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