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Ah, caffeine: the delightful stimulant that millions of Americans enjoy each and every morning. Without caffeine, the economy itself might come to a halt! Lots of us rely on caffeine from a delicious cup of coffee or mug of tea to start our days off right and to give our bodies a boost in immediate energy after waking up.
But caffeine, for all its benefits, does come with a risk; it can make you jittery and, if you consume it too late in the day, it could prevent you from sleeping soundly. Let’s take a look at how long caffeine lasts in the body, whether you enjoy coffee or specially-picked tea blends from Sips by.
The Half-Life of Caffeine
The American Academy of Sleep Medicine says that the half-life of caffeine is about five hours. In a nutshell, a “half-life” for a molecule or compound is how long it takes for it to be reduced to half of its original amount.
Say that you consume 20 mg of caffeine (much less than a standard cup of coffee). In about five hours, you’ll have 10 mg of caffeine still in your system due to the digestive and metabolic processes.
So, if you drink a whole cup of coffee, you can expect that about half of that coffee’s caffeine will still be in your body, potentially causing energy-boosting effects five hours after consumption. That doesn’t necessarily mean that you’ll feel half of the effects of a full cup of coffee; whether or not caffeine affects you majorly or minorly depends on your tolerance to the substance and a variety of other factors.
So, How Long Does Caffeine Stay in the Body?
With all that said, you might still wonder how long caffeine stays in your body after sipping through a cup of coffee or guzzling down an energy drink.
The answer: it depends. While the half-life of caffeine is five hours, everyone’s body is different, and everyone has a different metabolic rate. The more fit you are, and the higher your metabolic rate, the faster your body will process caffeine and any other ingested substances.
In addition, caffeine will stay in your body longer if you don’t drink more water. If you drink lots of fluids regularly, your body will also regularly flush caffeine from your system in urine. But if you drink more caffeinated beverages, like new blends from a Sips by tea gift, you’ll just replenish depleted caffeine in your body.
That’s not all that can affect how long caffeine stays in your body. If you drink a lot of coffee or other caffeinated beverages, your body may build up a tolerance for caffeine. That, in turn, can make your body hold onto caffeine for longer before burning it from its system.
How Long Should You Feel the Effects?
Generally, you can feel the effects of caffeine in as little as 15 minutes, especially if you drink it on an empty stomach. Most people experience the peak effects of caffeine within 30 to 60 minutes of consuming a caffeinated beverage.
Afterward, you can feel the effects of a caffeinated beverage for five hours or even longer after consuming it. This is one reason why people who drink a second cup of coffee in the afternoon sometimes report difficulty falling asleep.
Again, though, this is highly dependent on your body’s metabolic rate, how used to caffeine you are, and the rest of your diet and activity levels. For instance, if you haven’t tasted coffee before, you’ll probably feel the effects of caffeine for much longer than if you drink coffee every day and decide to indulge in a second cup after lunch!
When is it a Bad Idea to Consume Caffeine?
Although caffeine can be super beneficial, it’s smart to avoid it at certain times so you don’t overload your system or feel overly jittery. You should try to avoid caffeine:
- When you are pregnant
- After lunch – that way, you won’t have any difficulties going to sleep
- In the evening, even if you need to cram for a test or complete a major project for work
- If you’re on medication that can affect your energy levels or sleep patterns
Note that while these are general guidelines, it’s up to you to determine how much caffeine your body can handle and to make wise decisions regarding caffeine consumption.
All in all, caffeine can stick around in your body for much longer than you may anticipate. That’s why it’s important to drink caffeine responsibly, especially if you are a regular coffee or tea drinker. Of course, certain beverages are a little better in terms of avoiding caffeine overdependence.
Sips by’s personalized tea boxes and blends are perfect picks for tea-lovers who are looking for something tasty and energizing in equal measure. Check out Sips by today!
