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Rehmannia root (Rehmannia glutinosa) is a plant that is native to China, Korea, and Japan. The root of the plant is used as an herbal remedy in traditional medicine, particularly in traditional Chinese medicine (TCM). Rehmannia root is believed to have a variety of health benefits and is commonly used to treat a range of conditions.

Rehmannia root is often used to nourish and tonify the blood, strengthen the kidneys, and support adrenal function. It is believed to have anti-inflammatory and antioxidant properties and is often used to reduce inflammation, protect against oxidative stress, and support overall health and wellbeing.



  • Supports adrenal function: Rehmannia root is believed to have adaptogenic properties that can help to support adrenal function. It is commonly used to help the body cope with stress and may help to reduce fatigue and improve energy levels. Rehmannia root may also help to regulate cortisol levels and improve overall adrenal function.

  • Anti-inflammatory activity: Rehmannia root has anti-inflammatory properties and is often used to reduce inflammation and protect against oxidative stress. The herb is believed to reduce the production of inflammatory cytokines and modulate the immune system. Rehmannia root may be beneficial for conditions associated with chronic inflammation, such as arthritis, allergies, and autoimmune diseases.

  • Supports kidney function: Rehmannia root is often used to support kidney function and treat kidney disorders. The herb is believed to have a tonifying effect on the kidneys and may help to improve kidney function, reduce proteinuria, and protect against kidney damage. Rehmannia root may also be beneficial for other urinary conditions, such as bladder infections and urinary tract infections.



  • Rehmannia root can interact with certain medications, including blood thinners and medications for diabetes, and should not be used by people taking these medications without first consulting a healthcare provider.

  • Rehmannia root may cause gastrointestinal symptoms, such as nausea, vomiting, or abdominal discomfort, in some people.

  • The safety of using rehmannia root during pregnancy and breastfeeding has not been fully studied, and it is best to consult with a healthcare provider before using it during these times.

  • Rehmannia root may cause allergic reactions in some people, particularly those who are sensitive to other plants in the same family.

  • Rehmannia root can lower blood sugar levels and should be used with caution in people with hypoglycemia or who are taking medications for diabetes.


Tastes LIke:

Rehmannia root (Rehmannia glutinosa) has a slightly bitter and sweet taste, with a slightly earthy or nutty flavor. The root is often used in traditional Chinese medicine (TCM) as a tonic herb, and is usually prepared as a decoction or tea. The flavor of rehmannia root can be somewhat strong and may take some getting used to, but it is generally considered to be mild compared to some other tonic herbs.



  • Decoction: A decoction is a type of herbal tea that involves simmering the herbs in water for an extended period of time to extract their active compounds. To make a rehmannia root decoction, simmer 5-10 grams of dried rehmannia root in 3 cups of water for about 30 minutes. Strain the liquid and drink the tea warm.

  • Powdered form: Rehmannia root can also be purchased in powdered form. To use the powder, mix 1-2 grams of rehmannia root powder into warm water or another beverage and drink.

  • Capsules: Rehmannia root is also available in capsule form. Follow the manufacturer's instructions for dosage and usage.

Rehmannia Root (Rehmannia Glutinosa)

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