Black Pharbitis Seed Hei Chou Qian Niu Zi Dried Morning Glory Seeds Traditional Chinese Herb 500g

Black Pharbitis Seed, known in TCM as Hei Chou (黑丑) and also called Qian Niu Zi (牵牛子), is the dried seed of Pharbitis nil or Pharbitis hederacea. In TCM theory it is considered bitter in flavor and cold in nature, traditionally associated with the lung, kidney, and large intestine channels. This wholesale-grade dried botanical is sun-dried whole seeds, traditionally handled in herbal decoctions under professional guidance. It is sold as a raw agricultural product for traditional herbal use and is not a substitute for medicine.

Key Selling Points

• Dried Qian Niu Zi (牵牛子) seeds, the black-skinned form known as Hei Chou (黑丑) in TCM
• Botanical source is Pharbitis nil or related morning glory species, seeds only
• Sun-dried whole seeds with a traditional bitter cold profile in TCM theory
• Sold by weight as a raw edible agricultural product, 500g per unit
• Suited to herbal shops, decoction blending, and traditional formula preparation

Quality & Sensory

Typically the seeds are black to dark gray-brown, flattened and roughly spherical with a ridged back surface. They have a hard texture and a faint characteristic odor, with a traditionally described acrid taste when chewed or decocted.

Technical Specifications

Usage Scenarios

• Prepared in traditional herbal decoctions under professional guidance
• Blended into classical TCM formulas by herbal practitioners
• Stocked by herbal shops and apothecaries as a raw botanical
• Used in traditional external applications in folk practice

Traditional Uses

In traditional Chinese medicine, Qian Niu Zi has long been used in decoctions and pill formulas, traditionally associated with promoting bowel movement and draining excess water accumulation. It was classically paired with herbs such as Da Huang or Gan Sui in purgative formulas and often prepared dry-fried before use. Because of its traditional potency, it was generally used in small amounts and avoided during pregnancy.

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