Does Tea Have Caffeine?
If you've ever found yourself wondering whether your favorite cup of tea has a little pick-me-up hidden inside, you're not alone! Yes, tea does have caffeine, but the amount can vary quite a bit. It all depends on the type of tea you choose, how it's prepared, and even where the leaves come from!
If you need a morning boost or if you are simply looking for something to sip while you relax, knowing which teas have more or less caffeine can help you make the perfect choice for your mood and health needs. Then, let's get to know which tea is best for you.

What’s the Deal with Caffeine in Tea?

When you sip a cup of tea, you're consuming a natural stimulant called caffeine. This is the same caffeine found in coffee, but unlike coffee, tea also contains a calming amino acid called L-theanine, which can balance out the jitters that often come with caffeine​. The result? A gentler, more mellow buzz that doesn't leave you feeling overstimulated. But what affects how much caffeine is in your tea?

Which Teas Pack the Most Caffeine?

Black teas tend to have the most caffeine, with varieties like Assam, Earl Grey, and English Breakfast averaging about 50 mg of caffeine per 8-ounce cup. If you’re looking for a stronger kick, these are your go-to options. Even within the black tea category, brewing time, temperature, and the type of leaves used can cause variations, so don't assume every cup will be the same.

Green and Oolong: Middle of the Road

If you're not ready to give up caffeine but want something with a little less punch, green tea or oolong might be your best bet. Green tea typically contains around 30 mg of caffeine per cup, while oolong sits right in between at about 37 mg​. These teas still give you that caffeine boost but without the intensity of black tea, making them great for a midday refresh.

Caffeine in Coffee vs. Tea - Health Benefits & Can You Drink Too Much?

Video by Nerdtritionists

The Low-Caffeine Options: White Tea and Herbal Teas

For those who want to keep their caffeine intake to a minimum, white tea is the way to go. With only about 6 mg of caffeine per 8-ounce cup, it’s one of the gentlest choices around. If you're looking for something truly caffeine-free, herbal teas like chamomile or mint are perfect - these are made from herbs, not tea leaves, and contain zero caffeine.

Factors That Affect Caffeine Levels

You might think that all black teas have the same amount of caffeine, but factors like how the tea was processed and when it was harvested can make a big difference. For instance, the younger the tea leaves (like those picked for high-quality green tea), the less caffeine they’ll generally have. Similarly, brewing your tea with hotter water or letting it steep longer will extract more caffeine​.

How to Choose Your Perfect Tea

Choosing the right tea depends on how much caffeine you're comfortable with. If you're aiming for a more intense boost, opt for black tea or even yerba mate, which contains a whopping 78 mg of caffeine per cup​. If you're aiming to avoid caffeine late in the day or just want something more mellow, a white tea or a decaf variety could be your perfect match.

Know Your Limits

So, does tea have caffeine? Absolutely. But the amount varies widely depending on the type, brewing method, and even the specific brand you choose. Remember to keep an eye on how much caffeine you’re consuming, especially if you’re sensitive to it or if it affects your sleep.
And today? What are you really after? The full-on caffeine hit or a soothing, low-caffeine experience? Happy sipping!