Application of Freeze-Drying Technology in the Drying of Dendrobium officinale (Iron Root)_News Center Co., Ltd._Hangzhou Rongxing Machinery and Equipment Co., Ltd. 
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Home > News Center Co., Ltd. > Application of Freeze-Drying Technology in the Drying of Dendrobium officinale (Iron Root)
News Center Co., Ltd.
Application of Freeze-Drying Technology in the Drying of Dendrobium officinale (Iron Root)
Publish Time:2024-11-20        View Count:42        Return to List

As the vacuum freeze-drying technology continues to advance, its extensive application in the traditional Chinese medicine field is also growing. For instance, freeze-dried Dendrobium officinale, known as "Tie Pi Shi Hu," is produced using a vacuum freeze-dryer instead of the traditional sun-drying and air-drying processes, preserving the freshness of the herb.

Our active ingredients in the Dahu extract unleash the benefits of the Dendrobium officinale.

The emergence of freeze-dryers has facilitated the development of freeze-dried Dendrobium officinale in several ways.?

1. In terms of cost-effectiveness

Slow-freeze dryer optionalThe 7G-1m, 7G.5m, and 7G-10m models: The production-type freeze-drying slow machines are expensive, making it difficult for dendrobium planting households to afford them. This is also不利 to the exploration of dendrobium drying techniques and the promotion of vacuum freeze-drying technology.

2. In terms of performance

The ZG series small-scale freeze-dryer, compared to traditional small laboratory freeze-dryers, boasts one-touch freeze-drying functionality. What are the benefits of using this simplified vacuum freeze-drying technology in the drying of Dendrobium officinale?

1. Dried Tengchong Ophiopogon is frozen at temperatures below minus tens of degrees Celsius and undergoes low-temperature drying under vacuum conditions.

2. Freeze-dried Dendrobium officinale peel is broken Dendrobium, with its effective components easily dissolved.

3. Freeze-dried Dendrobium officinale is fully broken down, eliminating the need for boiling. It can be chewed directly, brewed into tea, blended, or powdered for convenient consumption.

4. Freeze-dried Dendrobium officinale maintains a quality that is nearly equivalent to fresh Dendrobium officinale, preserving all active ingredients intact, and retaining its active and volatile substances.

5. Freeze-dried Dendrobium officinale can be chewed directly or infused in water for drinking. Vacuum freezing kills bacteria and spores, ensuring safe and hygienic consumption.

6. Freeze-dried Dendrobium officinale contains less than 5% moisture, ensuring long-term preservation without spoilage.

Comparison of Freeze-Dried Dendrobium officinale with Traditional Dried Dendrobium officinale:

1. At first glance

Dried Tuberose RhizomeThe appearance is vivid and full, embodying the natural essence, with a diameter that matches the fresh Dendrobium officinale.

Traditional Dried DendrobiumDried or oven-dried Dendrobium officinale or Dendrobium candidum, as the moisture evaporates during the drying process, the cells皱缩 and deform, shrinking in size.

2. From the perspective of preserving active ingredients

Lyophilized Dendrobium officinaleDehydrated Dendrobium officinale can retain its white mucilage.Please provide the Chinese content that needs to be translated into American English.Retain the original ingredients to the maximum extent. Compared to ordinary traditional dried Dendrobium officinale, the effective ingredient content is higher.30%, nearly as fresh as Dendrobium officinale.

Traditional Dried DendrobiumHeating by traditional methods, primarily, can lead to a loss of bioactive substances in Dendrobium officinale, reducing its efficacy by 40%. The temperature during the drying process damages the active components of Dendrobium officinale, affecting its value.

From a food safety perspective.

Dehydrated Dendrobium officinale: Dehydration at temperatures below several degrees Celsius and in a vacuum state can kill the bacteria and spores on the Dendrobium officinale.

Traditional stone-fermented tea, directly harvested and then dried slowly, has higher levels of pesticide and heavy metal residues. Used for tea brewing, it's an essential brewer.About 2 hours: Directly powdered raw food, with a high presence of bacterial spores, pesticide, and heavy metal residues.


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