How long does caffeine stay in your system?įor some, enjoying a cup of coffee after dinner is the best way to end the night, for others, it’s a guarantee you’ll stay wide awake. Want to learn more?Ĭheck out our blog on how we decaffeinate our coffee, read it here. Water is steamed onto the unroasted coffee beans to open their pores and enable liquid CO2 to absorb the caffeine, this is then pumped into an “evaporator” where it’s converted into a gas again to be separated.

Although it sounds quite scientific, it’s a natural process which only uses water and carbon dioxide. Check out our delicious decaf range including our bold Decaf Blend and single origin, Decaf Maraba.Īt Union, we decaffeinate our coffee using the CO2 process. An average cup of brewed decaf (8 fl oz / 240ml) contains 1 – 3mg caffeine according to USDA. How much caffeine is there in decaf coffee?ĭecaf coffee is a great way to enjoy the flavour and experience coffee, without the effects of caffeine. Espresso contains more caffeine per ml (around 2.1mg per ml on average) than filter coffee (around 0.4mg per ml on average), but the serving is a lot smaller meaning the total caffeine in a single espresso is less than the total in a cup of brewed filter coffee.Ĭheck out some of our best coffees for brewing espresso and filter…

No! Despite the classic intense taste of espresso, on average there is more caffeine per serving in a filter coffee. Is there more caffeine in espresso than filter coffee? These values are taken from the US Department of Agriculture (USDA). It’s important to note that there’s a lot of variation in coffee dosage used across the industry, and this will affect the caffeine content in your cup of coffee. There’s an average of 63mg of caffeine in a single shot of espresso (1 fl oz / 30 ml) when using 7g of coffee. There’s an average of 96mg of caffeine in one cup of coffee (8 fl oz / 240ml) when filter brewed using 60g of ground coffee per litre. Coffee caffeine content varies due to a number of factors such as variety, roast level and grind size. The amount of caffeine will be different from cup to cup. We all process caffeine at different rates so knowing your own limits and understanding coffee caffeine content is a good way to monitor your intake. Here at Union, enjoying freshly-roasted coffee which tastes delicious is our top priority – and we also enjoy the caffeine buzz!Īs with all food and drinks, too much of one thing isn’t good for you. A comforting staple in your daily routine or a must-have before a busy day, coffee is entrenched in our daily lives.