Caffeine in Green Tea vs Oolong Tea

Green Tea

Oolong Tea

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1 Caffeine

1.1 Caffeine Content

25.00 mg40.00 mg

0 300

1.2 Serving Size in USA

1.2.1 Short (8 floz)

25.00 mgNA

0 265

1.2.2 Tall (12 floz)

NANA

0 300

1.2.3 Grande (16 floz)

NA40.00 mg

0 330

1.2.4 Venti (20 floz)

NANA

0 415

1.3 Serving Size in UK

1.3.1 Short (236 ml)

25.00 mgNA

0 265

1.3.2 Tall (354 ml)

NANA

0 300

1.3.3 Grande (473 ml)

NA40.00 mg

0 320

1.3.4 Venti (591 ml)

NANA

0 405

1.4 Caffeine Level

Very low

Low

1.4.1 Safe Level

400.00 mg300.00 mg

0 400

1.4.2 Harmful Level

500.00 mg500.00 mg

0 500

1.5 Effects of Caffeine

Dizziness, Fever, Headache, Muscle twitching

Anxiety disorder, Diarrhea, Irregular heartbeat

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Green Tea vs Oolong Tea Caffeine

Caffeine is one of the most used substance all over the world. Ideally it should be consumed as less as possible. Find out Green Tea vs Oolong Tea caffeine content in the following sections. However Green Tea Caffeine levels and Oolong Tea Caffeine levels may differ with their brands, quantity of additives used, types of additives used etc. Below we have given you a generalized idea of safe levels of caffeine in Green Tea vs Oolong Tea, their side effects and benefits.