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Rising in popularity beyond coffee: The Consumer Centre issues a caution about a popular new beverage

The surge in popularity of matcha tea has not waivered, yet it carries potential health risks, particularly for a specific demographic. Under specific circumstances, this fashionable beverage can prove harmful.

Warnings issued by the Consumer Centre about the rising popularity of a trendy beverage
Warnings issued by the Consumer Centre about the rising popularity of a trendy beverage

In the world of beverages, matcha, a vibrant green powder made from finely ground green tea leaves, has been gaining popularity, particularly in German cafes where it has surpassed coffee in popularity according to a recent survey. However, a word of caution has been issued by the Consumer Center NRW, a German consumer protection agency, due to concerns about the levels of certain substances in matcha.

The tea plants used in matcha production absorb aluminum from the soil, and high concentrations of this metal can be found in matcha products. While specific regions with high aluminum soil levels in Matcha production are not named, acid soils common in some tea growing regions are often linked to elevated aluminum levels.

Aluminum, repeatedly detected in matcha, can cause long-term damage to the nervous system, fertility, and bone development. In addition, higher quantities of matcha can contain unwanted substances such as lead, which can impair the kidneys, cardiovascular system, and nervous system of both unborn and newborn children.

The Consumer Center NRW explains that the high levels of aluminum in matcha are due to tea plants absorbing it from the soil. They advise regularly switching matcha products and brands to minimise the intake of these substances.

It is recommended to not consume more than three times a day, one gram of matcha green tea powder per cup or glass. The agency does not specify a group at risk, but advises caution when consuming matcha.

It's important to note that there is a lack of definitive evidence on the health-promoting properties of matcha. The Consumer Center NRW has also issued a warning for black tea.

Despite these concerns, matcha continues to be a popular choice for many, known for its vibrant green colour and unique flavour. As with any food or drink, moderation and careful consideration are key.

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