Bencao Gangmu Reference Library
青葙 / 青葙子 / 野鸡冠花子 / 草决明 — Celosia argentea L. (semen)
Pinyin: Qīngxiāngzǐ / Qīngxiāng · Malay: Bayam Merak / Bayam Ekor Merak / Biji Bayam Merak · Family: Amaranthaceae (苋科)
Energetics
Cool to Cold (微寒 / 凉)
Flavor
Bitter (苦)
Meridians
Liver (肝)
Traditional Edict
Peacock Amaranth Seeds (Bayam Merak / Qing Xiang Zi). Feathery silvery-pink plumes yielding glossy black seeds. Drains Liver fire, clears ocular heat, eliminates corneal nebulae and cataracts, and stops hypertensive headache.
Cautions & Contraindications
- CRITICAL OPHTHALMOLOGY WARNING: Natural mydriatic action dilates pupils. ABSOLUTELY CONTRAINDICATED in Angle-Closure Glaucoma (Closed-Angle Glaucoma) and elevated intraocular pressure. Caution in severe Yin deficiency.
Clinical Applications
- Acute viral/bacterial conjunctivitis, uveitis, superficial corneal opacities (pterygium), early senile and diabetic cataracts (aldose reductase inhibition), and essential hypertension.
Quality Markers
Mechanism & Phytochemistry
1. Celosian acidic polysaccharide suppresses intraocular vascular permeability and inhibits IL-1b-induced uveitis. 2. Isoquercitrin and nicotiflorin potently inhibit lens aldose reductase (AR), preventing diabetic cataract opacification. 3. Hepatoprotection.
Preparation & Dosage
Dried whole seeds (crushed lightly before boiling) decocted 15-20 minutes: 6-12 g daily. STIR-FRIED CELOSIA SEEDS (Chao Qingxiangzi): Gently parched in wok to break hard black testa: 6-12 g. Sterile ophthalmic wash.
Appended Prescriptions
- 1. The Sovereign Lingnan Ophthalmic Liver-Fire Purging Synergy (Qing Xiang Zi Yin) with Chrysanthemum and Cassia tora (Jue Ming Zi). 2. Cataract & Vision-Brightening Decoction with Lycium barbarum (Goji).
Yemama Apothecary · Petaling Jaya, Malaysia · For educational and clinical reference only
