Oolong Tea Caffeine Content

Oolong tea is a type of tea that is made by steeping a mixture of leaves and buds in hot water. It is often used as an after-dinner drink or dessert beverage. Oolong tea contains caffeine and is sometimes consumed during pregnancy.

Oolong tea is a kind of tea where the leaves are withered and curled by sunlight. This process makes the tea more bitter tasting.

Does Oolong tea have caffeine?

Yes, Oolong Tea contains caffeine of 37 mg per 8 fl oz cup. Oolong contains 4.62 mg of caffeine per fl oz (15.64 mg per 100 ml).

Serving sizeCaffeine AmountCaffeine strength
100ml15.6 mgLOW
8 fl oz cup37 mgLOW
12 fl oz cup55.5 mgMODERATE
Oolong Tea Caffeine information

How Much Caffeine is in Oolong Tea?

  • Caffeine Amount: 37 mg
  • Caffeine strength: LOW
  • Calories: 0 kcal
  • Serving size: 8 fl oz cup

Caffeine in Oolong Tea Brand variations

Caffeine content varies depending on the variety of Oolong tea tested. This was reported by the Journal of Food Science in 2005.

Oolong Tea BrandSize (fl.oz. using 2g tea)Caffeine
Pu-erh Oolong (Stash)841.6 mg
Tea Ren Oolong816.6 mg
China Oolong (Stash)833.4 mg
Exotica Champagne Oolong (Stash)855.4 mg

What is oolong tea good for?

Oolong tea helps you lose weight and burn more calories. Studies show that drinking oolong tea improves your memory and makes you less stressed. A cup of oolong tea also contains L-theanine. This amino acid helps to suppress cortisol levels, which improves your mood and reduces anxiety.

What happens if you drink Oolong tea every day?

Oolong Tea reduces cholesterol by 6.7%. Drinking more than 600ml of this kind of tea per day could cause side effects such as diarrhea, stomachache, nausea, vomiting, headache, dizziness, fatigue, insomnia, constipation, dry mouth, sweating, rash, pruritus, increased blood pressure, heartburn, flushing, muscle weakness, numbness, tingling sensation, vertigo, blurred vision, chest pain, confusion, drowsiness, memory loss, short-term memory loss, difficulty walking, and depression.

Does oolong tea have a lot of caffeine?

Oolong tea falls within the middle regarding antioxidants. Green tea and black tea both fall under this category. Oolong tea has slightly less caffeine than other teas as well.

Is Oolong green or black tea?

Oolong is neither a black tea nor a green tea, Oolongs are made using a process similar to making black teas. Tea masters use a variety of techniques to make the final product. Some of these techniques include fermenting, steaming, and aging. While some oolongs end up having more black tea characteristics than others, there is still a wide selection available for people who prefer different flavors.

Is oolong better than green tea?

Oolong tea has more antioxidants than green tea. Green tea is losing to oolong tea in this competition. Both teas contain antioxidants, but oolong tea has more than green tea.

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