How much vanilla will kill a person?
Vanillin is the chemical that gives vanilla its flavour and smell [1].


  Vanillin is pharmacologically active, causing depressed blood pressure, increased respiratory rate &amp; death due to cardiovascular collapse [3].
  
  Non-Human Toxicity Values [4]
  
  
  LD50 Rat oral 1580 mg/kg
  LD50 Rat ip 1160 mg/kg
  LD50 Rat sc 1500 mg/kg
  LD50 Mouse ip 475 mg/kg
  LD50 Guinea pig oral 1400 mg/kg
  LD50 Guinea pig ip 1190 mg/kg
  LD50 Rat oral 2.8 g/kg
  LD50 Guinea pig oral 1.40 g/kg
  LD50 Mouse ip 0.78 g/kg
  LD50 Rat sc 1.8 g/kg
  LD50 Dog iv 1.32 g/kg slow in fusion.
  




References:


Wikipedia contributors, "Vanillin," Wikipedia, The Free Encyclopedia, http://en.wikipedia.org/w/index.php?title=Vanillin&amp;oldid=613429267 (accessed June 26, 2014).
PATTY F. A. 1963. Industrial Hygiene and Toxicology. Volume II Toxicity, page 1696 (referenced from TOXNET, Vanillin - Human Toxicity Excerpts)
TOXNET. Vanillin