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Polygala Tenuifolia Powder

20:1 extract of traditional Yuan Zhi root for memory, focus, mood balance, and neuroplasticity support.

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Polygala Tenuifolia Powder

20:1 extract of traditional Yuan Zhi root for memory, focus, mood balance, and neuroplasticity support.

(55 Reviews) Write a Review

View All Reviews

Available in multiple forms! Click Here for:
  • 20:1 Concentrated Extract Powder
  • Calming Yet Stimulating Brain Effects
  • Supports Neuroplasticity & BDNF Levels
  • Traditional Yuan Zhi Adaptogen Formula

3rd Party Lab Tested & Verified

See Why ND Polygala Is The Best

Updated On: 05/23/2026

$17.99 - $24.99

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Benefits

When You'll Notice Effects

Immediate Effects

  • Memory
  • Physical Energy
  • Focus
  • Mood

Why ND Polygala Tenuifolia?

A comprehensive Polygala with 20:1 concentration for calming yet stimulating cognition
test

How To Take

Dose
Dose

100mg (Per Serving)

Timing
Timing

Flexible

How to Take
How to Take

With Or Without Food

Frequency
Frequency

1-3 Times Daily

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  • About Polygala Tenuifolia Powder

    Polygala Tenuifolia is a 20:1 dual water/ethanol extract from the roots of Yuan Zhi, a traditional Chinese herb known for its unique ability to provide both calming and stimulating effects. This concentrated powder delivers a balanced cognitive experience that supports focus and mental clarity while promoting stress resilience and overall brain health.

    Our Polygala Tenuifolia Story

    Most cognitive supplements fall into predictable categories: either pure stimulation that can leave you wired, or pure relaxation that diminishes alertness. Traditional Chinese medicine practitioners have long prized Yuan Zhi for achieving something much more valuable: a state of calm focus where mental energy flows without tension. This paradoxical effect intrigued us because it represents an ideal cognitive state that's typically only achievable through careful supplement stacking.

    Our Polygala Tenuifolia extract uses dual water and ethanol extraction to capture the full spectrum of bioactive compounds, including the sleep-promoting tenuifolin and neuroplasticity-supporting saponins. The 20:1 concentration ensures potent delivery of these compounds while maintaining the delicate balance that makes Yuan Zhi effective for both daytime cognition and evening relaxation, giving you a single supplement that adapts to your body's natural rhythms throughout the day.

    Benefits

    • Supports Memory: Polygala tenuifolia supports healthy levels of BDNF and nerve growth factor (NGF), two key regulators that promote neuroplasticity and support healthy neuron connections for memory function.
    • Promotes Healthy Energy Levels: Users report stimulating effects that provide clean energy without the jitters or crash associated with caffeine, sustaining mental and physical vitality throughout the day.
    • Promotes Focus: The herb delivers a unique combination of calming and stimulating sensations that enhances concentration and mental clarity while preventing overstimulation or restlessness.
    • Supports Mood: Polygala's adaptogen-like properties promote feelings of well-being and a balanced mood response, contributing to overall emotional stability and positive outlook.

    Polygala tenuifolia also supports respiratory health and sleep quality through its tenuifolin content. Research suggests additional benefits for spatial awareness and organization, making this traditional Chinese herb a comprehensive cognitive and wellness support supplement.

    Quality and Standardization

    • 20:1 Concentration Ratio: Our Polygala tenuifolia extract uses a concentrated 20:1 ratio, meaning 20 grams of raw root material produces 1 gram of finished extract powder for enhanced potency and bioactive compound density.
    • Dual Extraction Method: We employ both water and ethanol extraction processes to capture the full spectrum of bioactive compounds, including water-soluble tenuifolin and alcohol-soluble saponins that contribute to Polygala's unique cognitive effects.
    • Lab-Tested Purity: Each batch undergoes rigorous third-party testing to verify both product purity and botanical identity, ensuring you receive authentic Polygala tenuifolia root extract free from contaminants and adulterants.
    • Traditional Sourcing Standards: We source our Polygala tenuifolia roots from established suppliers who follow traditional harvesting practices, maintaining the quality standards that have made Yuan Zhi a valued nootropic herb in Chinese medicine for centuries.

    Mechanism of Action

    • Neurotrophin Enhancement: Polygala tenuifolia supports healthy levels of brain-derived neurotrophic factor (BDNF) and nerve growth factor (NGF), two critical proteins that support neuroplasticity and healthy neural connections essential for learning and memory function.
    • Cholinergic System Modulation: The extract supports healthy acetylcholine activity in the brain, promoting neurotransmitter pathways involved in attention, learning, and spatial awareness while supporting efficient communication between neurons.
    • Tenuifolin Activity: The unique compound tenuifolin found in Polygala root extracts contributes to the herb's dual calming and stimulating effects by supporting multiple neurotransmitter systems simultaneously, creating balanced cognitive enhancement without overstimulation.
    • Respiratory Pathway Support: Traditional uses highlight Polygala's ability to support healthy respiratory function through saponin compounds that help maintain clear airways and promote optimal oxygen delivery to support overall cellular health.

    Overview of the Science

    Research into Polygala tenuifolia's respiratory effects shows promising results. In animal studies, oral administration of Polygala tenuifolia extract at doses of 0.6 mg/kg and 0.12 mg/kg for 7 days markedly reduced cough frequency [1]. These findings suggest the herb supports healthy respiratory function through mechanisms that are still being investigated. The respiratory benefits appear to complement Polygala's cognitive effects, making it a versatile adaptogen for multiple body systems.

    Traditional Chinese medicine has long recognized Yuan Zhi's ability to calm the shen, which translates to settling mental agitation while maintaining alertness. This unique profile makes Polygala tenuifolia particularly valuable for individuals seeking cognitive enhancement without the overstimulation often associated with traditional stimulants. The herb's saponin compounds, particularly tenuifolin and onjisaponin B, are believed to contribute to its balanced effects on both the central nervous system and lung health support. Unlike single-action compounds, these bioactive constituents work synergistically to provide comprehensive support for mental performance and respiratory wellness.

    [1] Research studies indicate oral Polygala extract administration reduced cough frequency in animal models.

    Ingredients

    Polygala Tenuifolia Extract Powder:

    • Polygala tenuifolia root (Yuan Zhi)
    • 20:1 dual water/ethanol extraction
    • 100mg per serving

    This 20:1 concentration represents a carefully calibrated extraction ratio that delivers consistent levels of bioactive compounds including tenuifolin, polygalasaponins, and oligosaccharide esters. The dual extraction process captures both water-soluble and alcohol-soluble constituents, ensuring comprehensive phytochemical preservation. Our standardized extraction maintains the traditional potency profile used in nootropic herbs while providing the reliability modern users expect from premium brain health supplements.

    LACTOSE FREE
    GLUTEN FREE
    NON-GMO
    VEGAN
  • Lab Testing Results / Certificate of Analysis (COA)

  • Frequently asked questions

    1. How much Polygala should I take for cognitive effects?

      Our Polygala Tenuifolia 20:1 extract powder works well at 100-200mg daily; start at 100mg and adjust to your response. A milligram scale is essential for accurate dosing , we sell one at nootropicsdepot.com/nootropics-depot-milligram-scale-nds-201/.

    2. Can I take Polygala sublingually for faster results?

      Our 20:1 Polygala powder is designed for oral consumption and works just as fast mixed with water or swallowed directly. Sublingual use isn't recommended, as the bitter taste makes it unpleasant.

    3. Does Polygala cause sleep issues if taken at night?

      Polygala tenuifolia is generally well-tolerated in the evening and unlikely to cause sleep issues when taken at night. Our 20:1 extract provides balanced effects that support both calm focus and stress resilience without the stimulating properties that typically interfere with sleep.

    4. How does Polygala provide both calm and focus simultaneously?

      Polygala's 20:1 dual water/ethanol extract preserves multiple active compounds that together support both mental clarity and stress resilience, producing a calm, focused state without jitters or crashes.

    5. Are there cardiac safety concerns with daily Polygala use?

      Current research shows no cardiac safety concerns with daily Polygala tenuifolia use at recommended dosages, and our 20:1 extract is designed for regular use. If you have existing heart concerns or take heart medications, consult your healthcare provider and start with a smaller amount.

    6. What can I stack with Polygala for better cognition?

      Polygala tenuifolia pairs well with Lion's Mane, Bacopa Monnieri, or Rhodiola Rosea, and adding Alpha-GPC or CDP-Choline rounds out the stack with cholinergic support.

    7. Why choose Nootropics Depot's 20:1 Polygala extract?

      Our 20:1 Polygala (Yuan Zhi root) uses dual water/ethanol extraction to capture both water- and fat-soluble compounds, supporting focus, mental clarity, and stress resilience. Every batch is third-party tested for purity and potency.

    8. Why don't I feel effects from standard Polygala doses?

      Polygala's cognitive and mood-balancing effects are subtle, not stimulant-like, so they're easy to miss. Try consistent daily use for several days, or a slightly higher dose within the recommended range.

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Polygala Tenuifolia Powder

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$17.99 - $24.99