If you love your morning coffee, here's some good news: it's doing more for you than just waking you up.
Coffee is one of the biggest sources of antioxidants in the average Western diet — mainly thanks to a compound called chlorogenic acid. It's a polyphenol found naturally in the coffee bean, and it's been linked in research to reduced inflammation, protection against cell damage from oxidative stress, and better blood sugar regulation. One cup of coffee can contain anywhere from 200–550mg of antioxidants, depending on the bean and roast.
Does the brewing method matter?
Not really, when it comes to antioxidants. Espresso, filter, cafetière — the chlorogenic acid is in the bean itself, so however you brew it, you're getting the benefit. Whether you're a filter purist or a two-shots-of-espresso person, you're both getting the good stuff from your specialty coffee.
Does roast level matter?
A little, but not in a way that should change what you order. Lighter roasts tend to retain slightly more chlorogenic acid, since roasting breaks some of it down over time. Darker roasts lose a bit of that but develop other antioxidant compounds (called melanoidins) formed during roasting itself. The overall antioxidant picture ends up fairly similar across light, medium and dark roast coffee — so drink whichever roast you actually enjoy.
So how many cups is healthy?
The European Food Safety Authority (EFSA) has reviewed this closely, and concludes that up to 400mg of caffeine a day — roughly 3–4 cups of coffee for most people — is considered safe for healthy adults, with no increased risk to general health. That's a helpful number to keep in mind if you're wondering whether your daily habit needs cutting back.
As always: this is general population guidance, not personal medical advice — if you have a specific health condition or you're pregnant, it's worth checking with your GP about what's right for you specifically.
The takeaway
However you take it — espresso, filter, or a slow cafetière at home — your coffee is quietly doing some good for you. At our coffee shop in Canterbury, all our beans are freshly roasted to order, so you're getting the antioxidant benefit at its best, not from beans that have been sitting on a shelf for months.