Why does cold brew upset my stomach?

Online Answer
This brewing method means the coffee is less acidic, and some java drinkers think it tastes smoother. ... Consumer Reports recently released a report that noted that some ready-to-drink cold brew coffees contain added sugar and sodium, which can def upset your stomach.
Related Questions 📌
Is the flavor of the coffee affected? Just as coffee beans go rancid after about two weeks, brewed coffee can start to taste bad after about 30 minutes, or the time it takes for the coffee to cool. Then you have about a 4-hour window before the oils in the coffee start to go bad, which further alters the taste.
Coffee Basics: Brewing Methods – Which way is best for you?
  • Manual pour overs like this one are great for brewing one to two cups at a time.
  • The French press is an easy way to make full-bodied coffee.
  • Espresso is more concentrated than other brew methods.
  • The aeropress is a great brewing method for those on the go.
More items...
Is double brew coffee stronger than regular coffee? Yes, double brew is stronger. It's more like a Moka pot (stovetop espresso maker) brew. So it's a better base than regular coffee for iced coffee and other specialty coffee (latte, cappuccino…) you may want to make at home.
Yes, double brew is stronger. It's more like a Moka pot (stovetop espresso maker) brew. So it's a better base than regular coffee for iced coffee and other specialty coffee (latte, cappuccino…) you may want to make at home. In a cafe, specialty coffee has an espresso base.
THE BOTTOM LINE: Hold on to your mug. Most of the flavor in a pot of coffee comes during the early stages of brewing. And if you sneak a cup early on, not only will it be far too strong but you'll be running off with most of the good stuff and spoiling the pot for others..