Section
Tea & Coffee
The botany, processing chemistry and spread of the tea and coffee plants, with compounds pinned to PubChem. No product reviews, brewing tips or health topics.
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Types of Tea: One Leaf, Six Paths, Three Kinds of Change
All six types of tea can come from one plant, Camellia sinensis. They differ through three kinds of change: leaf enzymes, damp heat and microbes in a pile.
Image credit
"Köhler's Medizinal-Pflanzen in naturgetreuen Abbildungen mit kurz erläuterndem Texte (Plate 136) (8231734373)" by Köhler's Medizinal-Pflanzen (Biodiversity Heritage Library) — https://commons.wikimedia.org/wiki/File:K%C3%B6hler's_Medizinal-Pflanzen_in_naturgetreuen_Abbildungen_mit_kurz_erl%C3%A4uterndem_Texte_(Plate_136)_(8231734373).jpg — Public domain (Plate 136, published in vol. 2 of "Köhler's Medizinal-Pflanzen" in 1890; the plate artist is not named, so the plate is treated as an anonymous work; US: published before 1931; EU: an anonymous work made public more than 70 years ago; the Biodiversity Heritage Library scan is a faithful reproduction) -
Caffeine: Coffee and Tea Evolved It Separately
Coffee and tea make the same caffeine molecule, but each lineage evolved its own way to make it. See where they sit on the plant tree and what the studies say.
Image credit
"Köhler's Medizinal-Pflanzen in naturgetreuen Abbildungen mit kurz erläuterndem Texte (Plate 106) (8231719251)" by Köhler's Medizinal-Pflanzen (Biodiversity Heritage Library) — https://commons.wikimedia.org/wiki/File:K%C3%B6hler's_Medizinal-Pflanzen_in_naturgetreuen_Abbildungen_mit_kurz_erl%C3%A4uterndem_Texte_(Plate_106)_(8231719251).jpg — Public domain (Plate 106, published in vol. 2 of "Köhler's Medizinal-Pflanzen" in 1890; the plate artist is not named, so the plate is treated as an anonymous work; US: published before 1931; EU: an anonymous work made public more than 70 years ago; the Biodiversity Heritage Library scan is a faithful reproduction) -
History of Coffee: The Goatherd Legend Traces to a 1671 Book
The goatherd who found coffee is a legend. The earliest version we checked is a French book of 1685, taken from a Latin work printed in Rome in 1671.
Image credit
"P.S. Dufour, Traitez nouveaux et curieux... Wellcome L0026965" by Unknown engraver (Wellcome Collection) — https://commons.wikimedia.org/wiki/File:P.S._Dufour,_Traitez_nouveaux_et_curieux..._Wellcome_L0026965.jpg — CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/)
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