Chemists Explain Crucial Difference Between Cold Brew and Hot Coffee


Olde Hornet

Well-Known Member

Most snobby coffee connoisseurs already know: Not all coffee is created equal. But a team of chemists in Philadelphia suggests that from a chemical perspective, there’s one type of brew that may deliver one of the drink’s more crucial health benefits more effectively.

Firstly, allegations that cold brew coffee is actually less acidic — and therefore easier on the stomach — didn’t withstand the analysis of chemists Megan Fuller, Ph.D., and Niny Rao, Ph.D., of Philadelphia University. Their analysis of six coffees from Mexico, Ethiopia, Myanmar, Brazil, and Colombia published in Scientific Reports found that hot and cold brew coffees had similar pH levels — a measure of acidity. They ranged from 4.85 to 5.13 across all samples, a very small difference.
 
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