US researchers have found that taurine, an amino acid often added to energy drinks such as Red Bull and Celsius, can act as a fuel source for leukemia cancer cells, which develop in bone marrow.

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Red Bull comes in 8.4-ounce and 12-ounce cans, and Celsius comes in 12-ounce cans, for example. Here's the amount of taurine for some popular energy drinks: ...

Even more encouraging for investors is that Celsius is generating positive net income, to the tune of $40.9 million in the latest quarter (Q2 2023 ended June 30).

A recent study published in Nature has raised concerns about taurine, a widely used amino acid in energy drinks such as Red Bull and Celsius, indicating it may increase the risk of blood cancers.