Caffeine crystals, polarised light micrograph. Found in numerous beverages, such as tea and coffee, caffeine is a bitter, white alkaloid that acts as

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Caffeine crystals, polarised light micrograph. Found in numerous beverages, such as tea and coffee, caffeine is a bitter, white alkaloid that acts as a stimulant to the central nervous system.

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Photo credit: © IKELOS GmbH/Dr. Christopher B. Jackson/Science Photo Library / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -, alkaloid, background, caffeine, chemical, chemistry, crystal, crystalline, crystals, drinks, drug, light, lm, medical, micrograph, microscope, plm, polarised, polarized, stimulant, white