Grayanotoxin in honey

Name of toxin: Grayanotoxin (formerly known as andromedotoxin, acetylandromedol, and rhodotoxin)

Nature of acute disease: Honey intoxication caused by the consumption of honey produced from the rhododendrons nectar. Grayanotoxins is the cause of intoxication.

Symptom of disease: Excess salivation, perspiration, vomiting, dizziness, weakness and paresthesia are some of the symptom found. At more serious level, loss of coordination, progressive muscular weakness, bradycardia and nodal rhythm or Wolff-Parkinson-White syndrome may present.

Food analysis: Isolation of grayanotoxins from the suspect commodity can be done by typical extraction procedures for naturally occurring terpenes. Thin layer chromatography used for grayanotoxin identification.

Reference: http://en.wikipedia.org/wiki/Food_poisoning
http://www.cfsan.fda.gov/~mow/chap44.html