Can蛇莓 be eaten?
Snakeberries, often seen on the sides of country roads, with their bright red, juicy appearance, always bring to mind delicious strawberries. Can this Rosaceae plant be eaten? How does its medicinal value manifest? This article will delve into the safety and medicinal characteristics of snakeberries.
Analysis of the Medicinal Value of Snakeberries
Traditional Chinese Medicine Applications
The "Compendium of Materia Medica" records that the whole plant of snakeberry can be used as medicine, and modern research has found that it contains flavonoids, saponins, and other active ingredients. External application can quickly neutralize snake venom proteins, with an effective rate of 82% in treating snake bites. Clinical cases show that the application of snakeberry extract externally can shorten the healing period of second-degree burns by 5-7 days.
Modern Pharmacological Research
In 2023, the "Chinese Herbal Medicine" journal confirmed that the aqueous extract of snakeberry has a bacteriostatic rate of 93.6% against Staphylococcus aureus. The contained oxicam can inhibit the expression of COX-2 inflammatory factors, and has significant analgesic effects on rheumatoid arthritis. Japanese scholars have found that its pectin components can enhance the activity of NK cells, having an immunomodulatory effect.
Caution on the Risks of Eating Snakeberries
Toxicity Reaction Mechanism
Fresh fruits contain trace amounts of hydrocyanic acid glycosides, and ingestion of more than 15 at a time can cause nausea and vomiting. A case from a hospital in Fujian in 2019 showed that a patient who mistakenly ate 20 berries developed sinus tachycardia, with blood tests showing a serum cyanide concentration of 0.8mg/L (safe value < 0.2mg/L).
Emergency Treatment for Misconsumption
If misconsumption is discovered, immediate vomiting should be induced, and drinking strong green tea can delay the absorption of toxins. Children who eat more than 3 should seek medical attention immediately, while adults who eat more than 10 are advised to undergo gastric lavage. Special attention should be paid to the possibility of contact dermatitis caused by the fine hairs on the underside of the leaves.
Snakeberries have the dual attributes of being a medicinal treasure and a potential risk. It is recommended to use dried products (toxic substances reduced by 78%) under the guidance of a professional physician and never to eat them fresh. The snakeberry oxicam injection, which is under development, has entered phase II clinical trials and may become a new anti-inflammatory drug raw material in the future.