Trigonelline

Alkaloid

Trigonelline is an N-methyl nicotinic-acid alkaloid present in coffee and fenugreek. Food exposures and purified trigonelline are distinct interventions.

Pharmacokinetic model

A route-level PK model for trigonelline is being prepared from published data. Dosing references, studies, and documented interactions are below; the app catalog is updated as models are validated.

Key facts

Category
Alkaloid
Suggested cadence
once daily

Research behind this entry

  1. Trigonelline is not responsible for the acute increase in plasma homocysteine following ingestion of instant coffee Slow S, Miller WE, McGregor DO, Lee MB, Lever M, George PM, Chambers ST · European Journal of Clinical Nutrition, 2004 DOI

    Eight healthy men received 50 mg purified trigonelline, instant coffee with a similar trigonelline amount, or water in a randomized crossover. Trigonelline did not reproduce coffee's homocysteine effect; the study does…

1 published study referenced in the app, each with a plain-language summary.