Question 1

What is Quassia?

Accepted Answer

Quassia refers to bitter wood from plants such as Quassia amara or Picrasma excelsa, used as a flavoring/bittering agent and in some herbal preparations. Medicinal (supplement) use can be irritating to the GI tract, and long-term/high-dose safety concerns have been reported in some references (including vision changes).

Question 2

What are the common uses of Quassia?

Accepted Answer

Quassia is commonly used for Bitter tonic/digestive traditional use (evidence limited), Sometimes used as a flavoring/bittering agent (food use).

Question 3

How does Quassia work?

Accepted Answer

Bitter constituents (quassinoids) stimulate bitter taste receptors; traditional use frames this as supporting digestion, but clinical evidence for specific outcomes is limited.

Question 4

What are the side effects of Quassia?

Accepted Answer

Common side effects of Quassia may include Mouth/throat/GI irritation, Nausea, Vomiting. Always consult with a healthcare professional before starting any supplement.

Question 5

Are there any warnings or precautions for Quassia?

Accepted Answer

Avoid medicinal-dose use without professional guidance due to safety concerns and limited efficacy data. Long-term use has been linked in some references to serious adverse outcomes (e.g., vision changes). Additional precautions may apply.

Question 6

Is Quassia FDA approved?

Accepted Answer

Used in foods in some contexts; as a supplement ingredient it is not FDA-approved as a drug and carries safety caveats at medicinal doses.

Question 7

Where can I buy Quassia?

Accepted Answer

Available via herbal vendors and some bitters products.

Quassia

📋Overview

Common Uses

How It Works

Sources and Forms

Common Side Effects

Warnings and Precautions

Interactions

Regulatory Status

Availability

Frequently Asked Questions

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