What are the medicinal properties of black tea?

Black tea is a product resulting from the total oxidation of the leaves of the tea plant. It is a shrub belonging to the Theaceae family. Its scientific name is Camellia sinensis or Thea sinensis. Black tea is one of the most consumed beverages in the world. In addition to a high concentration of active ingredients, it also offers many medicinal properties. Its main components are caffeine, polyphenols, flavonoids and tannins.

Health benefits

Due to its high caffeine content, black tea develops stimulating and invigorating activities. In other words, it gives a “boost” effect to the body in the event of a drop in energy. It is particularly effective for combat states of fatigue.

It also enters into the protection of the cardiovascular system. Indeed, several studies demonstrate its action on cholesterol and triglyceride levels in the blood. It allows, among other things, to lower bad cholesterol levels. In addition, it has a beneficial effect on blood pressure. It actively participates in reducing blood sugar levels. It also helps to prevent the risk of type 2 diabetes.

In addition, this product proves useful in case of overweight or obesity. First, it promotes liver and intestinal metabolism. Its hypolipidemic effect also limits the absorption of lipids in the intestines, which makes it an excellent ally in the context of a slimming diet.

Finally, its other health benefits are:

  • Cancer prevention
  • Limitation of cellular aging symptoms
  • Treatment of chalazion and canker sores
  • Remedy for diarrhea
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Forms and preparations

the black tea is generally consumed in the form of an infusion. However, there are also tablets based on standardized extracts.

Directions for use and usual dosage

For each consumption, it is advisable not to exceed the dose of 2.5 g of extracts per cup. It is also recommended to consume 6 to 8 cups of infusion per day.

In terms of tea preparation, it is best not to bring black tea to a boil. This can, in fact, alter the taste. Thus, observe an infusion time of 3 to 10 minutes depending on the desired taste. It should be noted that the longer the steeping time, the more caffeine is masked. The tannin concentration will also be increased. For treat diarrhea, then leave to infuse for about ten minutes. However, in order to benefit from the toning properties, infuse for approximately 3 minutes.

For tablets, it is recommended to swallow 1 tablet in the morning with a large glass of water.

Precautions for use and adverse effects

Black tea is not recommended for people with heart problems. In addition, it is important to respect the prescribed doses. Consumption in large quantities can, in fact, lead to inflammation of the gastric and intestinal mucous membranes. Overdose can also cause iron deficiency, insomnia, heart palpitations and over-excitement.


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