The chemistry of chocolate

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Contrary to popular belief, chocolate does not contain caffeine.  The pharmacologically active components of chocolate are:
 
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Compound Amount (%W/W)
 
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Neurotransmitters:
 
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Serotonin 0.62 - 5.82
 
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Histamine 0.04 - 0.13
 
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Methylxanthines:
 
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Theobromine <1.3
 
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Caffeine ND
 
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Tetrahydroisoquinolines:
 
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Salsolinol High
 
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Methyltetrahydroisoquinoline <0.01
 
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Amines:
 
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Phenylethylamine 0.02 - 2.20
 
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Tele-methylhistamine 0.01 - 1.54
 
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Spermidine 0.05 - 1.15
 
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p-tyramine 0.02 - 0.35
 
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3-methyloxytyramine 0.02 - 0.33
 
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Tryptamine 0.03 - 0.18
 
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Spermine 0.00 - 0.13
 
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ND = not detected
 
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Source: Biochemist, Apr/May 1993, p 15. as found on http://www.chemsoc.org/chembytes/ezine/1997/chockie.htm at the Royal Society of Chemistry.
 

Latest revision as of 23:50, 25 March 2006

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