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Caffeine Toxicity (LD50)
The median lethal dose (LD50) for Caffeine is
192 mg
per
*
*Value is measured via oral route in rat
Compound Information
Caffeine (Also known as: 1,3,7-Trimethylxanthine, Thein) appears as odorless white powder or white glistening needles, usually melted together. It is odorless and has a bitter taste. Caffeine is the most widely consumed psychostimulant drug in the world and is mostly consumed in the form of coffee. Solutions in water are neutral to litmus. The substance can be absorbed into the body by inhalation and by ingestion.
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Molecular weight: 194.19Chemical formula: C8H10N4O2
Information presented on this page is purely for research purposes only. It is NOT intended for clinical or diagnostic applications. To request additional information and datasets for Caffeine, please contact info@aatbio.com.

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References
This online resource may be cited as follows
MLA
"Quest DatabaseCaffeine Toxicity (LD50)." AAT Bioquest, Inc.9 Oct2025https://www.aatbio.com/resources/toxicity-lethality-median-dose-td50-ld50/caffeine.
APA
AAT Bioquest, Inc. (2025October 9). Quest DatabaseCaffeine Toxicity (LD50). AAT Bioquest. https://www.aatbio.com/resources/toxicity-lethality-median-dose-td50-ld50/caffeine.
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