Dong Quai: Clinical Evidence & Substantiation Summary

Clinical Trials
16
Strongest Evidence
Women's Hormonal Balance
Typical Dosage
500–2,000 mg/day
Common Forms
Dong quai root extract

What Is Dong Quai?

Dong Quai (Angelica sinensis) is often referred to as the 'female ginseng' in Traditional Chinese Medicine. It has emerging clinical evidence for supporting women's hormonal balance and reproductive health.

Mechanism of action: Dong quai contains ferulic acid and ligustilide, which have anti-inflammatory and mild hormonal-modulating effects. It is thought to improve uterine blood flow and provide smooth muscle relaxation.

Clinical Evidence Summary

Below are 3 key clinical studies on Dong Quai. Nutra Comp analyses 16+ studies in its full clinical evidence report.

Dong quai and menopausal symptoms: RCT

Population: 71 postmenopausal women

Key finding: Dong quai combined with chamomile significantly reduced the frequency and intensity of hot flashes and night sweats (p<0.01) vs placebo.

Review2020PMID: 32432219

Angelic polysaccharide and blood health: clinical evidence

Population: Multiple clinical and preclinical studies

Key finding: Polysaccharides in Dong quai demonstrated support for healthy red blood cell production and provided significant antioxidant support in hematopoietic stem cells.

Review2019PMID: 31142457

Dong Quai and inflammation markers in vivo

Population: Clinical and animal data

Key finding: Dong Quai demonstrated anti-inflammatory effects through the inhibition of COX enzymes, supporting its traditional use for menstrual comfort.

Evidence-Based Structure–Function Claims

Sample FDA-compliant structure–function claims generated by Nutra Comp, each linked to clinical evidence and scored for confidence.

6
Supports healthy reproductive hormones and menstrual comfort
Category: Women's Health · Confidence: 6/10
6
Supports healthy blood flow and uterine tone
Category: Women's Health · Confidence: 6/10
7
Supports a healthy response to periodic menopausal changes
Category: Hormonal · Confidence: 7/10

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Key Terms

Randomised Controlled Trial (RCT)BioavailabilityDose-Response Relationship

Frequently Asked Questions

Is Dong Quai FDA approved?

Dong Quai is sold as a dietary supplement and does not require FDA drug approval.

When should I avoid Dong Quai?

Due to its potential effects on the blood-clotting process and its traditional use in regulating menstrual flow, it should not be used during pregnancy, breastfeeding, or by individuals on blood-thinning medications.

What is the primary benefit?

Traditionally and in emerging research, it is used to support hormonal balance, PMS symptoms, and menopausal comfort.

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