Do not pick, buy or eat wild mushrooms; folk identification tests are unreliable
In China in 2025 alone, 828 mushroom-poisoning incidents affected 2,165 people and killed 13. That year also brought records of 34 species not previously documented as causing poisoning in China. Silver needles, insect bites and bright colors cannot tell you whether a mushroom is safe.
What it takes
Free. The difficult part is giving up a seasonal wild food.
What you may gain
China CDC investigated 828 mushroom-poisoning incidents in 2025 involving 2,165 people and 13 deaths, a case fatality rate of 0.6%—the percentage of poisoned people who died. From 2019 through 2024, annual incident counts ranged from 276 to 676 and fatality rates from 0.87% to 2.86%. Investigators identified 138 poisonous species in 2025, including 34 newly recorded in Chinese poisoning incidents.
Context & considerations
If poisonous mushroom ingestion is suspected, do not induce vomiting yourself. Contact emergency or poison specialists promptly; in China, call 120 for urgent medical help. Take remaining mushrooms or photographs to hospital. This safety correction supersedes the original text’s instruction to induce vomiting; Poison Control’s first-aid guidance explicitly advises against it. Mushroom poisonings have several distinct forms, and identifying the species directly informs treatment. New poisonous species are recorded every year, so even the premise that local people can reliably recognize every safe mushroom is unsound. Testing with silver needles, cooking with garlic, assuming insect-eaten mushrooms are safe, or believing that only brightly colored ones are poisonous are all unreliable.
Research & references
Mushroom Poisoning Outbreaks — China, 2025. China CDC Weekly (2026). The report describes 828 incidents across 27 provincial-level administrative divisions, 2,165 affected people, 13 deaths and a 0.6% case fatality rate, the lowest in six years; 138 poisonous species included 34 newly recorded in poisoning incidents in China. The 2019–2024 annual range was 276–676 incidents, with fatality rates of 0.87%–2.86%. https://doi.org/10.46234/ccdcw2026.120 ; the journal's 2024 annual report: https://doi.org/10.46234/ccdcw2025.106