1. Color and texture: The surface of true Polygonum multiflorum is reddish brown or reddish brown, wrinkled and uneven, with shallow grooves. The cut surface is light yellowish brown or reddish brown, with special-shaped vascular bundles arranged in a ring, forming a brocade shape. The pattern is commonly known as "ribs". The surface of fake Polygonum multiflorum is dark and smooth, the cut surface is white in color, there is no rib in the middle, and the texture is crispy.

2. Canes: Fake Polygonum multiflorum vines are usually artificially made by inserting real Polygonum multiflorum vines into the fake Polygonum multiflorum vines when they are later planted. They will pull out when you pull hard.

3. Taste: The real Polygonum multiflorum has a bitter and astringent taste, while the fake Polygonum multiflorum has a bland taste.

Polygonum multiflorum is produced in southern Shaanxi, southern Gansu, East China, Central China, South China, Sichuan, Yunnan and Guizhou. Its roots are used as medicine to soothe the mind, nourish blood, activate collaterals, detoxify (cut out malaria), and eliminate carbuncles; the Radix Polygoni Multiflori can replenish essence and blood, blacken beard and hair, strengthen muscles and bones, and nourish the liver and kidneys. It is a common and valuable traditional Chinese medicine.

Real Polygonum multiflorum:

Fake Polygonum multiflorum:

Extended information:

Due to different processing methods, Polygonum multiflorum can be divided into raw polygonum multiflorum and raw polygonum multiflorum. Wu and Zhi Shou Wu. The 1985 edition of the Pharmacopoeia clearly distinguishes raw Polygonum multiflorum and prepared Polygonum multiflorum into two types of medicine: the Polygonum multiflorum mentioned in daily life actually refers to the "prepared Polygonum multiflorum", and the Polygonum multiflorum in the prescription refers to the "raw Polygonum multiflorum".

The effects of raw Polygonum multiflorum and prepared Polygonum multiflorum are different. Raw Polygonum multiflorum is the purified and cut Polygonum multiflorum multiflorum. It is bitter, sweet, astringent, and slightly warm. It belongs to the liver, heart, and kidney meridian. It has the functions of detoxification, eliminating carbuncle, cutting malaria, and laxative. The dosage is generally 6~12g;

Prepared Polygonum multiflorum is made by adding auxiliary materials, steaming, cooking and drying. It has the functions of nourishing the liver and kidneys, replenishing essence and blood, strengthening muscles and bones, and blackening hair and hair. According to the pharmacopoeia, the dosage is generally 6~12g.

Baidu Encyclopedia_Polygonum multiflorum

People's Daily Online_Polygonum multiflorum has many effects. Eat it right to maintain health