from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A bitter, colorless alkaloid, C7H8N4O2, derived from the cacao bean, found in chocolate products and used in medicine as a diuretic, vasodilator, and myocardial stimulant.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An alkaloid, of similar structure to caffeine, found in chocolate and cocoa.
from the GNU version of the Collaborative International Dictionary of English
- n. An alkaloidal ureide, C7H8N4O2, homologous with and resembling caffeine, produced artificially, and also extracted from cacao and chocolate (from Theobroma Cacao) as a bitter white crystalline substance; -- called also dimethyl xanthine.
from The Century Dictionary and Cyclopedia
- n. A crystalline alkaloid (C7H8N4O2), forming salts with acids, volatile and very bitter.
The biggie that most people have heard about is the caffeine relative called theobromine, which is the one usually shown on "I heart chocolate" tee-shirts, so that's a good place to start, with its trippy endorphins to create a pleasant buzz.
* Chocolate in any form is extremely toxic to man's best friend as it contains a harmful chemical called theobromine, which is fine for humans but is very dangerous for dogs
Chocolate is the richest known source of a little-known substance called theobromine, a close chemical relative of caffeine.
The stimulant theobromine, which is also a diuretic.
BC1036, also known as theobromine, is the highly-anticipated antitussive drug candidate that Pernix management had yet to disclose the name of but previously noted could have enormous potential.
Chocolate contains the compound theobromine which is a diuretic as well as a cardiac stimulant.
The CEO stressed that theobromine which is a component found in cocoa serves as drug in the production and free flow of urine in cases in where accumulation of body fluids has resulted from heat failure.
Something called phosphodiesterase inhibitors or methylxanthines are found in coffee and theobromine which is in chocolate can impact on mood.
As a stimulant, chocolate's theobromine, historically used as an aphrodisiac, is a vasodilator, meaning it widens blood vessels, and is used to lower blood pressure.
Chocolate contains caffeine and theobromine -- both mental stimulants -- phenylethylamine (PEA), which raises our blood pressure and heart rate, and tryptophan, which helps release serotonin (sugar also produces that effect).