Polygala Tenuifolia

What is Polygala Tenuifolia?

Polygala Tenuifolia, commonly known as Yuan Zhi, is a traditional Chinese medicine herb. It has been used for centuries to improve memory, reduce anxiety, and enhance cognitive function. Recent scientific research has supported these traditional claims, making it a popular natural nootropic.

Where does Polygala Tenuifolia come from?

Polygala Tenuifolia is a perennial plant native to East Asia, including China, Japan, and Korea. It belongs to the Polygalaceae family and is harvested for its roots, which contain various active compounds that contribute to its therapeutic effects.

What are the effects of Polygala Tenuifolia?


  • Enhances memory
  • Reduces anxiety
  • Improves cognitive function


  • Supports neuroprotection
  • Promotes neuroplasticity
  • Reduces inflammation

How to use Polygala Tenuifolia?

Polygala Tenuifolia can be consumed in various forms, including capsules, powders, and tinctures. It is typically taken as a supplement to support cognitive health and well-being.

How much Polygala Tenuifolia to use?

When trying out new supplements it is wise to start with a lower dose and–depending on the experienced effects–increase or decrease the dosage accordingly

Mild effects: 50 mg Moderate effects: 250 mg Strong effects: 500 mg

It is recommended to start with the lowest dose and gradually increase the dosage as needed. It's crucial to consult with a healthcare professional before starting any new supplement regimen.

What are the side effects of Polygala Tenuifolia?

Polygala Tenuifolia is generally considered safe when used appropriately. However, some individuals may experience side effects such as gastrointestinal discomfort, dizziness, or headache. If side effects persist or worsen, discontinue use and consult a healthcare professional.

Interactions of Polygala Tenuifolia

Most nootropics are relatively safe to use on their own. Combining them with other substances may cause them to suddenly become dangerous or life-threatening.

Polygala Tenuifolia may interact with certain medications, particularly those that affect the central nervous system. Consult your healthcare provider before using Polygala Tenuifolia if you are taking prescription medications, especially antidepressants or anti-anxiety drugs.

NamePolygala Tenuifolia
Other namesYuan Zhi
EffectsMemory, Anxiety Reducing