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Definition

Chinese knotweed, a plant used in traditional Chinese medicine to treat gray hair and other ailments.

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How it's used

Refers specifically to the root of the plant used in traditional Chinese medicine, often associated with darkening hair or general vitality. It is frequently encountered in the names of herbal tea products or hair care items rather than as a raw ingredient in home cooking. You will most commonly see it as an additive in health tonics or specialized shampoos.

Examples

This Chinese Knotweed shampoo smells very good.
He drinks Chinese Knotweed tea regularly to nourish his body.

Common phrases

Chinese Knotweed tea
processed Chinese Knotweed

Common mistake

Do not confuse this with generic black-colored herbs, as it has specific medicinal properties and is often prepared in a processed form known as 制首烏 to reduce toxicity. It is not a culinary vegetable and should not be used in large quantities without professional guidance.

Grammar color guide

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Particle
Connector