Colla Corii Asini is rectangular, square or D-shaped. Dark brown, shiny. Hard and brittle, with bright section, brown fragments and translucent to light. Slight breath, slightly sweet taste.
Ejiao, nourishing blood and nourishing yin, moistening dryness and stopping bleeding. Used for blood deficiency and chlorosis, dizziness, palpitation and restlessness, lung dryness and cough.
Extended data 1. A large number of fungi or bacteria, including many pathogenic bacteria, will be produced when expired food goes bad, so eating expired food will do harm to human health.
2. Ejiao can prevent senile diseases and delay aging. Colla Corii Asini has the functions of nourishing blood, enriching blood and benefiting qi, and is a very good preventive tonic for hypotension, diabetes, rheumatoid arthritis, osteoporosis and Alzheimer's disease. With the improvement of people's quality of life, more and more people use Ejiao to keep fit and beauty beauty.
References:
Baidu encyclopedia-expired food
References:
Baidu encyclopedia-Ejiao