Hermetica Superfood Encyclopedia
The Short Answer
Dan Shen (Salvia miltiorrhiza) contains tanshinones and salvianolic acids that improve cardiovascular health by dilating blood vessels and reducing inflammation. This Traditional Chinese Medicine herb enhances blood circulation and supports heart health through multiple molecular pathways.
CategoryTraditional Chinese Medicine
GroupTraditional Chinese Medicine
Evidence LevelModerate
Primary Keyworddan shen benefits
Synergy Pairings3
Dan Shen (Salvia miltiorrhiza) — botanical close-up
Health Benefits
Dan Shen improves cardiovascular health by enhancing blood circulation and reducing arterial plaque formation. - It supports liver function by promoting detoxification processes, aiding in the elimination of toxins. - This herb has anti-inflammatory properties that can alleviate symptoms of chronic inflammation by inhibiting inflammatory mediators. - Dan Shen enhances mental clarity by increasing cerebral blood flow, improving focus and cognitive function. - It supports immune health by boosting the activity of immune cells, enhancing the body's defense mechanisms. - The herb aids in skin health by promoting collagen synthesis, leading to improved skin elasticity and appearance. - It can reduce stress levels by modulating cortisol production, promoting a sense of calm and relaxation.
Origin & History
Natural habitat
Dan Shen, or Salvia miltiorrhiza, is a perennial plant native to China. The roots are harvested and used in traditional medicine for their therapeutic properties.
“Dan Shen has been used in Chinese medicine for centuries, valued for its ability to invigorate blood and support heart health. It is a staple in many traditional formulations for cardiovascular conditions.”Traditional Medicine
Scientific Research
Research on Dan Shen includes randomized controlled trials and meta-analyses that suggest its efficacy in improving cardiovascular health. It is well-studied for its potential benefits in heart disease management.
Preparation & Dosage
Traditional preparation
The typical dosage for Dan Shen is 9-15 grams per day. Consult a healthcare provider before use.
Nutritional Profile
Dan Shen (Salvia miltiorrhiza) is a medicinal herb rather than a dietary food source, so its nutritional profile is characterized primarily by its bioactive phytochemical compounds rather than conventional macronutrients. Macronutrient content per 100g dried root (approximate): Carbohydrates 45-55g (including polysaccharides 15-20g), Protein 10-15g, Fiber 25-30g, Fat 2-4g, Moisture 8-12%. Key bioactive compounds fall into two primary chemical classes: (1) Lipophilic diterpenoids (tanshinones) - Tanshinone IIA: 1-5 mg/g dried root (most abundant and studied), Tanshinone I: 0.5-2 mg/g, Cryptotanshinone: 0.5-3 mg/g, Dihydrotanshinone I: 0.2-1 mg/g; (2) Hydrophilic phenolic acids - Salvianolic acid B (magnesium lithospermate B): 20-60 mg/g dried root (highest concentration phenolic), Salvianolic acid A: 1-5 mg/g, Rosmarinic acid: 5-15 mg/g, Danshensu (3,4-dihydroxyphenyllactic acid): 2-8 mg/g, Protocatechuic aldehyde: 0.5-2 mg/g. Mineral content per 100g: Potassium 800-1200 mg, Calcium 300-500 mg, Magnesium 150-250 mg, Iron 15-30 mg, Zinc 2-5 mg, Manganese 10-20 mg, Copper 1-3 mg. Vitamin content is modest: Vitamin E (alpha-tocopherol) 2-5 mg/100g, small amounts of B vitamins including B1 (0.1-0.3 mg), B2 (0.2-0.4 mg), and niacin (1-3 mg). Bioavailability notes: Tanshinones exhibit poor water solubility and low oral bioavailability (estimated 1-5% for Tanshinone IIA) due to lipophilic nature; bioavailability is significantly enhanced with lipid-based formulations or nanoparticle delivery systems. Salvianolic acids are water-soluble with moderate oral bioavailability (10-30%), though they undergo extensive first-pass metabolism. Polysaccharide fractions (molecular weight 10-100 kDa) demonstrate immunomodulatory activity with bioavailability dependent on gut microbiome metabolism. Co-administration with piperine has been shown to increase tanshinone absorption by up to 2-fold. Standard clinical preparations use hydroalcoholic extracts (30-70% ethanol) to capture both lipophilic and hydrophilic fractions simultaneously.
How It Works
Mechanism of Action
Dan Shen's tanshinones (tanshinone I, IIA) and salvianolic acids enhance nitric oxide production, promoting vasodilation and improved blood flow. These compounds inhibit platelet aggregation through cyclooxygenase pathways and reduce inflammatory markers like TNF-α and IL-6. The herb also activates the Nrf2 pathway, providing antioxidant protection to cardiovascular tissues.
Clinical Evidence
Multiple randomized controlled trials with 50-200 participants show Dan Shen extract (200-600mg daily) improves coronary blood flow by 15-25% in patients with coronary artery disease. A systematic review of 23 studies found significant improvements in angina symptoms and exercise tolerance. However, most studies are short-term (4-12 weeks) and conducted primarily in Asian populations. Evidence for liver protection comes mainly from animal studies, with limited human clinical data.
Safety & Interactions
Dan Shen is generally well-tolerated but can cause mild gastrointestinal upset and dizziness in some users. It significantly interacts with warfarin and other anticoagulants, potentially increasing bleeding risk due to its antiplatelet effects. The herb may enhance the effects of blood pressure medications, requiring dosage adjustments. Pregnant and breastfeeding women should avoid Dan Shen due to insufficient safety data and potential uterine stimulation.
Synergy Stack
Hermetica Formulation Heuristic
Also Known As
Salvia miltiorrhizaRed SageChinese SageDanshenTan-shenRed Root SageChinese Salvia
Frequently Asked Questions
What is the best dosage of Dan Shen for heart health?
Clinical studies typically use 200-600mg of standardized Dan Shen extract daily, divided into 2-3 doses. Traditional preparations use 5-15g of dried root daily, but standardized extracts are preferred for consistent potency.
Can Dan Shen be taken with blood pressure medications?
Dan Shen may enhance the effects of blood pressure medications, potentially causing hypotension. Consult your healthcare provider before combining, as dosage adjustments may be necessary to prevent excessive blood pressure lowering.
How long does it take for Dan Shen to improve circulation?
Most clinical studies show improvements in blood flow markers within 2-4 weeks of consistent use. However, optimal cardiovascular benefits typically develop over 8-12 weeks of regular supplementation with standardized extracts.
What are the main active compounds in Dan Shen?
Dan Shen contains two main groups of bioactive compounds: lipophilic tanshinones (tanshinone I, IIA, IIB) and water-soluble salvianolic acids (salvianolic acid A and B). These compounds work synergistically to provide cardiovascular and anti-inflammatory benefits.
Is Dan Shen safe for people taking blood thinners?
Dan Shen has antiplatelet effects and can significantly increase bleeding risk when combined with warfarin, aspirin, or other anticoagulants. This combination should be avoided or carefully monitored by a healthcare professional with regular blood testing.
Who benefits most from Dan Shen supplementation?
Dan Shen is most beneficial for individuals with cardiovascular concerns such as poor circulation, high blood pressure, or history of arterial plaque buildup, as well as those with chronic inflammatory conditions. It may also support people experiencing mental fatigue or cognitive cloudiness, since it enhances cerebral blood flow and mental clarity. However, those with bleeding disorders or taking anticoagulant medications should consult a healthcare provider before use.
What is the difference between Dan Shen extract and Dan Shen root powder?
Dan Shen extract is typically more concentrated and bioavailable than root powder, delivering higher amounts of active compounds like tanshinones and salvianolic acids in smaller doses. Root powder is less processed and provides a more whole-plant profile but requires larger serving sizes to achieve similar therapeutic effects. Extracts are generally preferred for cardiovascular and circulation support due to their potency, while some practitioners recommend powder forms for broader systemic benefits.
What does clinical research show about Dan Shen's effectiveness for heart health?
Multiple clinical studies demonstrate that Dan Shen significantly improves blood flow, reduces arterial plaque formation, and supports healthy blood pressure levels in patients with cardiovascular disease. Research shows its active compounds inhibit platelet aggregation and enhance endothelial function, contributing to improved circulation and reduced risk of clotting. However, most high-quality evidence comes from Chinese clinical trials, and additional Western research is ongoing to establish standardized dosing protocols and long-term safety profiles.
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