What is the recommended dosage for Astragalus?

General: 250-500 mg standardized extract/day; Traditional: 9-30 g dried root decoction/day

What are the side effects of Astragalus?

Potential side effects include: Generally well tolerated, Mild gastrointestinal effects (bloating, diarrhea) at high doses, Possible interaction with autoimmune conditions (immunostimulatory).

What is astragalus and how does it relate to immune health?

Astragalus (Astragalus membranaceus) is a root used in traditional Chinese medicine for centuries. Its polysaccharides have been studied for their potential to stimulate immune cell activity and support resistance to upper respiratory infections.

What dosage of astragalus has been studied in clinical trials?

Studies have used astragalus root extract at doses of 250–500 mg of standardized extract per day, or 2–6 g of dried root in traditional preparations. Study durations range from 2 weeks to 3 months.

What are the potential side effects of astragalus?

Astragalus is generally considered well tolerated. Rare side effects include mild gastrointestinal symptoms. It may interact with immunosuppressant medications and is typically not recommended for people with autoimmune conditions without medical supervision.

Astragalus
Astragalus

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Aussi connu sous le nom de: Astragalus membranaceus, Huang Qi, Milk Vetch Root

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About

Astragalus membranaceus (Huang Qi) is a polysaccharide-rich root used in traditional Chinese medicine for over 2,000 years as a foundational immune tonic. It enhances phagocytic activity of macrophages, stimulates T-cell proliferation, and increases antibody production (IgA, IgG, IgM).

How It Works

Polysaccharide-rich root that enhances phagocytic activity of macrophages, stimulates T-cell proliferation, and increases antibody production (IgA, IgG, IgM).

Evidence For Conditions

Pathologie	Note	Études	Participants
Allergic Rhinitis	C	3	200	Voir →

Side Effects

Generally well tolerated
Mild gastrointestinal effects (bloating, diarrhea) at high doses
Possible interaction with autoimmune conditions (immunostimulatory)

Drug & Supplement Interactions

Immunosuppressant medications (may counteract immunosuppression)
Lithium (may reduce lithium excretion)
Cyclophosphamide (may enhance or interfere with effects)

Informez toujours votre professionnel de santé de tous les compléments alimentaires que vous prenez.Informez toujours votre professionnel de santé de tous les compléments que vous prenez.

Related Ingredients

Echinacea Andrographis Garlic Olive Leaf Extract Pelargonium sidoides

En bref

Posologie: General: 250-500 mg standardized extract/day; Traditional: 9-30 g dried root decoction/day
Formes: capsule powder tincture decoction
Sources naturelles: East Asian legume root (supplement form only)
Limite supérieure: No established UL
Meilleur moment: With meals; traditionally used as a preventive tonic (not during acute illness)

Synthèse des preuves

Allergic Rhinitis C

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