How to preserve Angelica sinensis
Angelica sinensis is a commonly used Chinese medicinal material. It has the functions of nourishing blood, activating blood circulation, regulating menstruation and relieving pain. It is widely used in clinical TCM and daily health care. However, the storage method of Angelica sinensis directly affects its efficacy and shelf life. This article will introduce in detail the preservation methods of Angelica sinensis, and provide you with a practical reference based on the hot topics and hot content on the Internet in the past 10 days.
1. Basic characteristics of Angelica sinensis
Angelica sinensis is the dried root of the Angelica sinensis plant of the Umbelliferae family. It contains active ingredients such as volatile oils, organic acids, and polysaccharides. It is susceptible to moisture, mildew, or insect infestation. Therefore, correct preservation methods are crucial.
| Features | Description |
|---|---|
| Easy to absorb moisture | The polysaccharides and volatile oils in angelica tend to absorb moisture in the air, causing mildew. |
| Easy to be eaten by insects | Angelica’s sweet taste and nutritional content tend to attract pests. |
| light sensitivity | Prolonged exposure to sunlight will accelerate the decomposition of active ingredients. |
2. Preservation method of Angelica sinensis
According to the characteristics of angelica, here are several common preservation methods:
| Save method | Specific operations | Applicable scenarios |
|---|---|---|
| Dry storage | Put the angelica root into a sealed bag or glass jar, add a desiccant (such as a silica gel bag), and place it in a cool, dry place. | Home short-term storage (1-3 months) |
| Refrigerated storage | Wrap the angelica in plastic wrap and place it in the refrigerator (around 4°C) to avoid odor mixing with other foods. | Long-term storage (more than 6 months) |
| Cryopreservation | Put the angelica slices or the whole root into a sealed bag, remove the air and freeze (below -18°C). | Ultra-long-term storage (more than 1 year) |
| traditional method | Store angelica root together with Sichuan peppercorns or tangerine peel to use its repellent properties to prevent insect infestation. | When there are no modern preservation conditions |
3. The correlation between hot topics on the Internet in the past 10 days and the preservation of Angelica sinensis
Recently, the preservation of Chinese medicinal materials and health maintenance have become hot topics. The following is a summary of relevant content:
| hot topics | Related content | heat index |
|---|---|---|
| Home preservation of Chinese medicinal materials | Netizens are hotly discussing how to correctly preserve precious medicinal materials such as ginseng and angelica at home. | ★★★★☆ |
| health and wellness trends | Young people are beginning to pay attention to the daily application of traditional Chinese medicine, and recipes such as angelica tea and angelica stew have become popular. | ★★★☆☆ |
| Tips for preventing moisture and mildew | Users in humid southern areas share various moisture-proof tips, including preserving Chinese medicinal materials. | ★★★☆☆ |
4. Frequently Asked Questions
1.Can angelica still be used if it is moldy?
Absolutely not. Moldy angelica will produce harmful substances such as aflatoxin. Even if the moldy part is removed, other parts may be contaminated.
2.Is it normal for preserved angelica to become darker in color?
Slight darkening is normal oxidation, but if dark spots or odor appear, it has deteriorated.
3.What are the preservation differences of different forms of Angelica sinensis?
Whole angelica roots are more durable than slices because the cut surface exposes less area. Powdered angelica must be sealed, refrigerated and used as soon as possible.
5. Professional advice
1. When purchasing, choose high-quality angelica that is highly dry and free of insect holes.
2. Regularly check the preserved angelica and deal with any abnormalities in time.
3. It is recommended to store in separate packages to avoid moisture caused by repeated opening.
4. Vacuum-packed angelica purchased from pharmacies should be re-stored according to the above method after opening.
Through the above methods, you can effectively extend the shelf life of Angelica sinensis and ensure that its medicinal effects are retained to the greatest extent. Correct storage methods can not only avoid waste, but also ensure the safety of medication.
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