an additive in 1960 (root beer is now made
with safe sarsaparilla or artificial flavorings).
Myristicin, the major flavor contributor in
nutmeg, seems largely responsible for
intoxication and hallucinations that result
from ingesting large amounts. Glycyrrhizin,
an intensely sweet-tasting substance in true
licorice root, induces high blood pressure.
Coumarin, which gives sweet clover its sweet
aroma and is also found in lavender and
vanilla-like tonka beans (Dipteryx odorata),
interferes with blood clotting.
Toxic Amino Acids Toxic amino acids are
unusual versions of the building blocks for
our proteins that interfere with proper protein
functioning. Canavanine interferes with
several cell functions and has been associated
with the development of lupus; it’s found in
large quantities in alfalfa sprouts and the jack
bean. Vicine and convicine in the fava bean
cause a blood-cell-destroying anemia, favism,