Last Updated: September 28 2022

Sometimes referred to as liquid gold, coffee is the most popular source of caffeine in North America (and behind only teas worldwide). Also a source of tons of nutrients, and most recently touted as a source of chlorogenic acid and ferulic acid.

Coffee is most often used for


Coffee, black gold, 'poison of choice'. Whatever you call it, it is the world's second most popular non-water beverage (second only to all forms of tea combined) and consumed world-wide.

Coffee can be seen as a nutritional product as it is a mixture of many nutriceutical compounds that all have individual purposes. Coffee can also exert effects like any supplement or drug and rival some of them in potency. It is not just an inert food product, coffee is a supplement.

What else is Coffee known as?
Note that Coffee is also known as:
  • Liquid gold
Coffee should not be confused with:
Examine Database: Coffee
What works and what doesn't?

Unlock the full potential of Examine

Get started

Don't miss out on the latest research

Become an Examine Insider for FREE to stay on top of the latest nutrition research, supplement myths, and more

    Frequently asked questions

    Other FAQs

    2.^Ramalakshmi K, Raghavan BCaffeine in coffee: its removal. Why and howCrit Rev Food Sci Nutr.(1999 Sep)
    3.^Kotyczka C, Boettler U, Lang R, Stiebitz H, Bytof G, Lantz I, Hofmann T, Marko D, Somoza VDark roast coffee is more effective than light roast coffee in reducing body weight, and in restoring red blood cell vitamin E and glutathione concentrations in healthy volunteersMol Nutr Food Res.(2011 Oct)
    4.^Rubach M, Lang R, Seebach E, Somoza MM, Hofmann T, Somoza VMulti-parametric approach to identify coffee components that regulate mechanisms of gastric acid secretionMol Nutr Food Res.(2012 Feb)
    5.^Moreira AS, Nunes FM, Domingues MR, Coimbra MACoffee melanoidins: structures, mechanisms of formation and potential health impactsFood Funct.(2012 Sep)
    6.^Fogliano V, Morales FJEstimation of dietary intake of melanoidins from coffee and breadFood Funct.(2011 Feb)