Raw Rehmannia Product Overview

Raw Rehmannia is a traditional medicinal herb whose main components include rehmannioside, tannins, and proteins. Its origins trace back to ancient China, primarily grown in regions like Henan, Shandong, and Gansu. In traditional Chinese medicine, Raw Rehmannia is widely applied for its benefits in nourishing yin, supporting kidney health, and cooling the blood. It is often used to address symptoms of kidney yin deficiency, excessive internal heat due to yin deficiency, and similar conditions, with effects that include nourishing blood, alleviating dryness, and quenching thirst.

Key Active Components in Raw Rehmannia

Raw Rehmannia is a vital medicinal herb with key active components including rehmannioside, tannins, and flavonoids.

  1. Rehmannioside: One of the main active compounds in Raw Rehmannia, rehmannioside aids in nourishing kidney yin, cooling the blood, and offers protective effects on the kidneys to enhance their function.
  2. Tannins: Present in high amounts in Raw Rehmannia, tannins have astringent effects to stop diarrhea and help in retaining essential body fluids. They are beneficial for treating symptoms like diarrhea and seminal emissions.
  3. Flavonoids: These include compounds like paeoniflorin, which provide antioxidant, anti-inflammatory, and calming effects. They play a role in immune system regulation and improved blood circulation.
  4. Flavonoids: They also possess antimicrobial and antiviral properties, which help enhance the body's defenses and prevent infectious diseases.
  5. Other Ingredients: Raw Rehmannia also contains amino acids, trace minerals, and vitamins, which contribute positively to overall health.

In summary, the primary active ingredients in Raw Rehmannia provide benefits like nourishing kidney yin, cooling the blood, astringency to stop diarrhea, and antimicrobial effects, making it suitable for addressing conditions like kidney yin deficiency, yin deficiency with internal heat, and diarrhea.

Raw Rehmannia Applications and Dosage

Raw Rehmannia is a key medicinal herb with main active components such as rehmannioside, tannins, and flavonoids.

  1. Rehmannioside: As a primary active component, it offers yin-nourishing and kidney-supporting properties along with cooling the blood, which protects the kidneys and promotes their function.
  2. Tannins: Found in high levels, tannins have astringent effects that stop diarrhea and retain essential bodily fluids, aiding in symptoms like diarrhea and seminal emissions.
  3. Flavonoids: Including paeoniflorin, these compounds offer antioxidant, anti-inflammatory, and soothing effects, with benefits for immune regulation and circulation.
  4. Flavonoids: Also provide antimicrobial and antiviral effects, enhancing immunity and preventing infections.
  5. Other Ingredients: Raw Rehmannia includes amino acids, trace minerals, and vitamins, which have a positive impact on health.

Overall, Raw Rehmannia’s main active components are beneficial for nourishing kidney yin, cooling the blood, astringency to stop diarrhea, and microbial resistance, making it useful for conditions like kidney yin deficiency, internal heat from yin deficiency, and diarrhea.

Raw Rehmannia Plant Origin, Distribution, and Growth Environment

Raw Rehmannia is a significant medicinal herb with main components like rehmannioside, tannins, and flavonoids.

  1. Rehmannioside: A primary active component of Raw Rehmannia, it aids in nourishing yin and kidney function, and cooling the blood to protect kidney health.
  2. Tannins: Present in high quantities, tannins have astringent properties to stop diarrhea and aid in retaining essential fluids, helping to address issues like diarrhea and seminal emissions.
  3. Flavonoids: Including paeoniflorin, these compounds have antioxidant, anti-inflammatory, and calming effects, and help regulate the immune system and blood circulation.
  4. Flavonoids: They also offer antimicrobial and antiviral properties that enhance immune defenses and prevent infections.
  5. Other Ingredients: Raw Rehmannia contains amino acids, trace minerals, and vitamins, which support overall health.

In summary, Raw Rehmannia’s main active ingredients nourish yin and the kidneys, cool the blood, astringe to stop diarrhea, and resist microbes, aiding in the treatment of kidney yin deficiency, yin deficiency with internal heat, and diarrhea.

Raw Rehmannia Harvesting, Processing, and Storage

Rehmannia is a crucial medicinal herb, and its harvesting, processing, and storage are essential for maintaining quality. Key details on Rehmannia harvesting, processing, and storage include:

  1. Harvest Time: The best time for harvesting is in autumn to winter, when the rootstock is fully mature and active components are at their peak.
  2. Harvest Method: Harvest on dry days, removing soil carefully. Extract the entire plant with the root intact, avoiding any damage to the usable parts. After harvesting, sun-dry or air-dry until moisture content falls below 10%.
  3. Processing: Clean and trim freshly harvested Rehmannia to remove impurities, then sun-dry or dry to the ideal moisture level. Further processing such as slicing or grinding may be done for easier storage and usage.
  4. Storage Environment: Rehmannia should be stored in a ventilated, dry, and cool area, away from direct sunlight and humidity. Ideal storage conditions are 15-25℃ with 50-70% relative humidity.
  5. Storage Containers: Use dry, odor-free, airtight containers like plastic bags or glass jars. Ensure containers are sealed well to prevent moisture and dust entry.
  6. Moisture and Mold Prevention: Regularly check storage conditions, removing any moisture and addressing mold growth. Replace storage containers and environments promptly if signs of mold or odor are detected.
  7. Prevent Dampness: Prevent moisture buildup, as dampness can degrade Rehmannia quality, encourage mold growth, and diminish active ingredients, impacting efficacy.
  8. Regular Inspections: Regularly inspect Rehmannia’s appearance, odor, and texture; address any abnormalities immediately. Clean storage containers periodically to maintain dryness and cleanliness.
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