Astragalus
Fabaceae
Reviewed by The Sarv Health Team · Updated July 6, 2026 · Our editorial process
Astragalus is a potent traditional Chinese herb primarily used to boost the immune system and combat fatigue. Its root contains polysaccharides, saponins, and flavonoids, which enhance immune response by increasing white blood cell production, particularly T-cells. Astragalus is also an adaptogen, aiding the body in managing stress and supporting adrenal function to maintain energy levels. Additionally, it offers cardiovascular benefits by lowering blood pressure and improving blood flow, alongside possessing antioxidant properties that combat oxidative stress, thus preventing chronic diseases and aging effects. Astragalus is beneficial for kidney health and can be taken as tea, tincture, extract, or capsules. Regular, long-term use is recommended to fully experience its benefits. However, consulting with a healthcare provider is essential before beginning any new supplement, especially for those with autoimmune conditions or those taking immunosuppressive drugs.
Medicinal Uses
Astragalus, known scientifically as Astragalus membranaceus, is a traditional Chinese medicinal herb that has been used for centuries to enhance the immune system and combat fatigue. The root of the plant is where the primary medicinal properties are concentrated, and it contains a variety of active compounds such as polysaccharides, saponins, and flavonoids, which contribute to its health benefits.
One of the standout features of astragalus is its ability to boost the immune system. It increases the production of white blood cells, particularly T-cells, which play a crucial role in the body’s defense against pathogens. This makes astragalus a popular supplement during cold and flu season or for overall immune enhancement.
Astragalus is also recognized for its adaptogenic properties, helping the body to resist various types of stresses, both physical and emotional. It supports adrenal gland function and helps to balance cortisol levels, which can aid in reducing stress and enhancing overall energy and vitality.
Additionally, astragalus has cardiovascular benefits. It is believed to help lower blood pressure and improve heart function by dilating blood vessels and increasing blood flow. This herb also has antioxidant properties that help to prevent damage from free radicals, substances that contribute to chronic diseases and aging.
Another important use of astragalus is in supporting kidney health. It promotes better blood flow and has been used in traditional medicine to treat chronic kidney diseases.
Benefits
Boosts immune function, reduces inflammation, supports heart health, helps manage diabetes, enhances energy levels, improves kidney function, protects liver health, has antioxidant properties, aids in wound healing, supports respiratory health, alleviates allergy symptoms, combats fatigue, improves stress resilience, promotes healthy aging, supports cancer treatment
How to Use & Dosage
Steep one tea bag in hot water for 5-10 minutes and drink 1-3 times a day.
1-2 teaspoons of the powder per day.
500-1500 mg per day, split into two or three doses.
2-4 ml of tincture three times a day.
The traditional way to consume astragalus is by making a decoction. Simmer 10-30 grams of dried astragalus root in water for several hours to extract its active compounds. Drink 1-2 cups daily.
More Info
Frequently asked questions
What is Astragalus used for?
Astragalus, known scientifically as Astragalus membranaceus, is a traditional Chinese medicinal herb that has been used for centuries to enhance the immune system and combat fatigue. The root of the plant is where the primary medicinal properties are concentrated, and it contains a variety of active compounds such as polysaccharides, saponins, and flavonoids, which contribute to its health benefits. One of the standout features of astragalus is its ability to boost the immune system.
What are the benefits of Astragalus?
Boosts immune function, reduces inflammation, supports heart health, helps manage diabetes, enhances energy levels, improves kidney function, protects liver health, has antioxidant properties, aids in wound healing, supports respiratory health, alleviates allergy symptoms, combats fatigue, improves stress resilience, promotes healthy aging, supports cancer treatment
How do you take Astragalus?
Common preparations include tea, powder, capsules, tincture, decoction. See the dosage guidance above, and consult a qualified practitioner for amounts suited to you.
This information is for general wellness and educational purposes only and is not medical advice. Consult a qualified healthcare provider before using any herb — especially if you are pregnant, nursing, or taking medication.
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