Ejiao Block (Donkey-Hide Gelatin, Colla Corii Asini) — Shandong Dong’e-Style Herbal Paste for Cooking & Tonic Soups

Ejiao Block (Colla Corii Asini) is the dried, gelatinous preparation made from donkey hide, known in Traditional Chinese Medicine (TCM) as Ē Jiāo (阿胶). Revered for centuries as a blood-nourishing, yin-supporting treasure of Chinese herbal wellness, Ejiao has been prized as a tonic for replenishing blood, moistening dryness, and supporting the deeper reserves of the body. Its nature is sweet and neutral, making it a gentle yet deeply nourishing ingredient traditionally used in long-simmered tonics, congee, and medicinal food preparations. This Shandong-origin block is a specialty food-herb product, sold as a single 32 g piece for cooking use.

Key Selling Points

• Traditional blood-nourishing food herb (药食同源)
• Authentic Shandong Dong'e-style donkey-hide gelatin
• Single 32 g block, easy to portion for cooking
• Slow-simmered (熬制) traditional preparation
• Regional specialty ingredient for tonic soups and congee

Quality & Sensory

Each block is deep amber to dark brown with a glossy, translucent surface and a firm, brittle texture that snaps cleanly when broken. It carries a mild, faintly sweet aroma with a subtle gelatinous character. When slowly melted into warm liquid, it dissolves into a smooth, silky, slightly sticky consistency with a gentle, neutral taste that blends quietly into soups, congee, and sweet tonic preparations without overpowering other ingredients.

Technical Specifications

Usage Scenarios

• Slow-simmered tonic soups and broths
• Congee and grain porridge
• Sweet herbal desserts and pastes
• Seasonal nourishment during cooler months
• Traditional medicinal food (药膳) preparations

Traditional Uses

In folk herbal practice, Ejiao is melted into long-simmered soups, congee, and sweet tonic pastes, often paired with ingredients such as jujube, goji berry, longan, walnut, and black sesame. It is a classic ingredient in autumn and winter nourishment, where it is slowly dissolved into warm liquids to lend body and richness. In TCM food therapy, Ejiao is traditionally associated with nourishing blood, supporting yin, and moistening dryness, and it enters the Lung, Liver, and Kidney channels. It is also a traditional regional specialty of Shandong, where Dong'e-style preparation has been handed down for generations.

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