Not all coffee is created – or brewed – equally. Caffeine levels in coffee can vary sharply, which means it matters where you go if you are looking for a pick-me-up.
For a medium cup of coffee, which ranges from 12 to 16.8 fluid ounces (33.5 to 50 cl) at various coffee shop chains, you are going to get the most caffeine from Starbucks – 330 milligrams of caffeine for its standard Pike Place roast, according to data from the companies and information compiled by the Center for Science in the Public Interest. But it will also cost you the most on average at about $2.
A $1.80 brew from Dunkin’ Donuts has 178 milligrams of caffeine.
If you make your coffee at home, you have control over the caffeine content as well as the price. Depending on the amount of coffee used and the brand, a 12-ounce cup brewed at home could run you as little as about a dime and deliver 150 milligrams or more of caffeine. Expect to pay at least twice that for a premium brand’s bean.
Read more at PHILLY.COM.