# Panax notoginseng

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/panax-notoginseng
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-19
**Evidence Score:** 8 / 10
**Category:** Traditional Chinese Medicine
**Also Known As:** Panax notoginseng, Sanqi, San qi, Pseudoginseng, Notoginseng, Tianqi, Three-seven root, Radix Notoginseng

## Overview

Panax notoginseng is a traditional Chinese herb containing ginsenosides Rb1 and Rg1 that improve circulation through vasodilation and [anti-inflammatory](/ingredients/condition/inflammation) effects. Clinical studies show it enhances stroke recovery outcomes and lung function in COPD patients.

## Health Benefits

• Improves stroke recovery - Large RCT (n=2970) showed 89.3% functional independence vs 82.4% placebo at 3 months (PMID: 37338907)
• Enhances lung function in COPD - Meta-analysis of 20 RCTs found improved FEV1, oxygen levels, and reduced blood viscosity (PMID: 38216446)
• Reduces angina symptoms - Clinical studies demonstrate decreased angina frequency, improved ECG, and reduced nitroglycerin use (PMID: 30166105)
• Improves blood coagulation markers - Studies show normalized fibrinogen and D-dimer without increasing bleeding risk
• Supports post-stroke neurological function - Meta-analyses report improved NIHSS scores and Barthel Index (PMID: 38898926)

## Mechanism of Action

Panax notoginseng's primary bioactive compounds, ginsenosides Rb1 and Rg1, modulate nitric oxide synthase to promote vasodilation and improve microcirculation. These saponins inhibit platelet aggregation through cyclooxygenase pathways and reduce [inflammatory](/ingredients/condition/inflammation) cytokines like TNF-α and IL-6. The herb also activates AMPK signaling pathways to enhance cellular [energy metabolism](/ingredients/condition/energy).

## Clinical Summary

A large randomized controlled trial (n=2,970) demonstrated that Panax notoginseng significantly improved stroke recovery, with 89.3% of patients achieving functional independence compared to 82.4% in the placebo group at 3 months. A meta-analysis of 20 RCTs found consistent improvements in lung function for COPD patients, including enhanced FEV1 values and oxygen levels alongside reduced blood viscosity. The evidence base consists primarily of studies conducted in Asian populations with dosages ranging from 3-9 grams daily. While results are promising, more research in diverse populations is needed to confirm universal efficacy.

## Nutritional Profile

Panax notoginseng root contains negligible macronutrients in therapeutic doses (typically 1–3g/day as powder or 200–600mg standardized extract). Key bioactive compounds include saponins (3–8% dry weight) dominated by notoginsenoside R1 (~0.3–1.2% DW), ginsenosides Rg1 (~1–3% DW) and Rb1 (~1–2% DW), and dencichine (β-N-oxalyl-L-α,β-diaminopropionic acid, ~0.1–0.5% DW). Minor saponins include Rd, Re, and Rc. Also contains flavonoids (quercetin, kaempferol glycosides at ~0.1–0.3% DW), polysaccharides (~5–8% DW with [immunomodulatory](/ingredients/condition/immune-support) activity), and trace minerals including iron (~15–25 mg/100g), calcium (~80–120 mg/100g), and zinc (~2–4 mg/100g). Bioavailability of ginsenosides is limited orally (Rg1 absolute bioavailability ~18–32% in humans); gut microbiota convert Rb1 into more bioavailable compound K, making [microbiome](/ingredients/condition/gut-health) status a key variable. Notoginsenoside R1 is relatively unique to this species versus Panax ginseng.

## Dosage & Preparation

Clinically studied doses of standardized Panax notoginseng saponins range from 120-600 mg/day orally. The most common protocol is 120 mg twice daily for 3-12 weeks, as used in the major stroke RCT. Injections are also available for post-thrombolysis care. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Panax notoginseng may increase bleeding risk and should not be combined with anticoagulant medications like warfarin or heparin. Common side effects include mild gastrointestinal upset, dizziness, and headaches at dosages above 6 grams daily. The herb may interact with diabetes medications by enhancing glucose-lowering effects, requiring blood sugar monitoring. Pregnant and breastfeeding women should avoid use due to insufficient safety data and potential hormonal effects.

## Scientific Research

A landmark multicenter RCT with 2,970 ischemic stroke patients demonstrated Xuesaitong's superiority over placebo for functional recovery (PMID: 37338907). Meta-analyses covering 20 RCTs in COPD patients (n=1,831) and multiple stroke studies confirm benefits for [cardiovascular](/ingredients/condition/heart-health) and neurological outcomes (PMIDs: 38216446, 38898926, 30166105).

## Historical & Cultural Context

In Traditional Chinese Medicine, Panax notoginseng (Sanqi) has been used for centuries to stop bleeding, resolve blood stasis, and treat trauma and [cardiovascular](/ingredients/condition/heart-health) issues. It remains one of the most valued herbs in TCM for promoting blood circulation and reducing [inflammation](/ingredients/condition/inflammation).

## Synergistic Combinations

Panax notoginseng pairs strongly with Danshen (Salvia miltiorrhiza), as their combination (e.g., the commercial preparation Compound Danshen Dripping Pills) produces additive effects on platelet aggregation inhibition and microcirculation — tanshinones and salvianolic acids from Danshen complement notoginsenoside R1's vasodilatory and [anti-inflammatory](/ingredients/condition/inflammation) actions on NF-κB and TXA2 pathways. Ginkgo biloba (standardized to 24% flavone glycosides and 6% terpene lactones) synergizes via complementary antiplatelet mechanisms — ginkgolides inhibit PAF (platelet-activating factor) while notoginseng saponins suppress ADP-induced aggregation, providing broader platelet pathway coverage relevant to stroke recovery. Astragalus membranaceus (standardized to ≥0.4% astragalosides) complements notoginseng's COPD benefits through additive [immunomodulat](/ingredients/condition/immune-support)ion and anti-fibrotic effects, with astragaloside IV supporting endothelial nitric oxide synthase (eNOS) activity alongside notoginsenoside R1's demonstrated NO-upregulating properties.

## Frequently Asked Questions

### What is the recommended dosage of Panax notoginseng?

Clinical studies typically use 3-9 grams of Panax notoginseng powder daily, divided into 2-3 doses. For standardized extracts containing 10-20% ginsenosides, dosages range from 400-800mg daily taken with meals.

### How long does it take for Panax notoginseng to work?

Initial circulation improvements may be noticed within 2-4 weeks of consistent use. However, significant benefits for conditions like stroke recovery or COPD typically require 8-12 weeks of continuous supplementation at therapeutic doses.

### Can Panax notoginseng be taken with blood thinners?

No, Panax notoginseng should not be combined with anticoagulant medications like warfarin, as it may significantly increase bleeding risk. Always consult a healthcare provider before combining with any blood-thinning medications or supplements.

### What's the difference between Panax notoginseng and Panax ginseng?

Panax notoginseng contains higher concentrations of ginsenosides Rb1 and Rg1, making it more effective for circulation and cardiovascular health. Panax ginseng has different ginsenoside ratios and is primarily used for energy and cognitive function rather than circulation.

### Are there any side effects of taking Panax notoginseng?

Common side effects include mild stomach upset, dizziness, and headaches, especially at doses above 6 grams daily. More serious concerns include increased bleeding risk and potential interactions with diabetes medications that could cause hypoglycemia.

### What does clinical research show about Panax notoginseng for stroke recovery?

A large randomized controlled trial involving 2,970 patients demonstrated that Panax notoginseng significantly improved functional independence after stroke, with 89.3% of treated patients achieving independence at 3 months compared to 82.4% in the placebo group. This robust evidence supports its traditional use in Chinese medicine for cardiovascular recovery and cerebrovascular health. The findings suggest Panax notoginseng may be particularly valuable during post-stroke rehabilitation protocols.

### Can Panax notoginseng help with COPD and breathing difficulties?

A meta-analysis of 20 randomized controlled trials found that Panax notoginseng improved lung function markers (FEV1) and oxygen saturation levels while also reducing blood viscosity in COPD patients. These improvements may enhance oxygen delivery to tissues and reduce respiratory strain. The consistent results across multiple studies suggest Panax notoginseng could be a beneficial complementary approach for managing chronic obstructive pulmonary disease symptoms.

### Who benefits most from taking Panax notoginseng for heart health?

Panax notoginseng is particularly beneficial for individuals experiencing angina symptoms, as clinical studies show it reduces angina frequency, improves electrocardiogram (ECG) results, and decreases the need for nitroglycerin use. It may also benefit those recovering from stroke or managing COPD-related cardiovascular stress. Those with chronic cardiovascular conditions should consult a healthcare provider before use, especially if currently taking anticoagulants or antiplatelet medications.

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*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
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