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Guayusa versus Yerba Mate

 

  Guayusa Yerba Mate
Name: Ilex Guayusa Ilex Paraguariensis
Description: Naturally caffeinated holly
Origin: Ecuador Argentina, Brazil, Paraguay, Uruguay
Cultivation: Grown from cuttings. Grown from seeds.
Preparation: Leaves are air- or oven-dried. Leaves are dried or roasted (sometimes giving them a smoky flavor).
Infusion: Steeped or boiled.

Traditionally boiled (as whole leaves) in a communal pot.

Steeped.

Traditionally steeped in a gourd and drunk through a straw with a built-in strainer.

Ingredients
Caffeine XX
Theobromine

(Stimulant found in chocolate; increases heart rate, decreases blood pressure)

XX
Theophylline

(Stimulant found in tea; increases heart rate, increases blood pressure)

X
L-Theanine

(Found in tea; moderates effects of caffeine)

X
Polyphenols XX

 

Caffeine Content

The site Caffeine Informer shows guayusa and yerba mate having similar caffeine levels, with both lying between black tea and coffee:

 

Coffee163mg
Guayusa90
Yerba Mate    85
Black Tea42
Green Tea25

 

(Milligrams caffeine per eight ounce serving.)

If you follow the links, you'll see that caffeine content is really a wide range, depending on infusion time among other factors - your mileage will vary!

 

Flavor

Guayusa has a mild flavor, similar to oolong tea ("Chinese restaurant tea"). It blends well with other herbal and flavored teas, such as mint, vanilla, orange spice, or chai.

 

 

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Updated: 2 Mar 2015