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caffeine |
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caffeineAlkaloid organic substance found in tea, coffee, and kola nuts; it stimulates the heart and central nervous system. When isolated, it is a bitter crystalline compound, C8H10N4O2. Too much caffeine (more than six average-size cups of tea or coffee a day) can be detrimental to health. |
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0 [micro]mol/l for volunteers taking caffeine pills and 10. CAPRICE GREYSTOKE's newly patented oral spray stimulant, `SPRAY- N-WAKE', meets head-to-head competition from Bristol Myers Squibb's NO DOZ, as well as other caffeine pills. |
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