Caffeine In Energy Drinks – How Much Is Safe?

how much caffeine in energy drinksA lot of people start their morning and their afternoon with caffeine. It used to be just coffee, and it is probably still to the most popular. High school and college kids, at least when I was there, would drink a can of Coke on the way to school. Now it’s all about energy drinks, some with excessively high caffeine content.

How much caffeine in coffee?

People have been drinking coffee for a long time. Coffee varies a great deal in how much caffeine it can contain depending on the beans and how they are blended. It can have from as little as 27mg of caffeine in an instant coffee up to 200mg of caffeine in the brewed coffees.

Starbucks coffee is very popular, so lets look at how much caffeine is in a short cup (8 ounces) of Starbucks coffee. Starbucks brewed coffee has a huge amount of caffeine – 180mg. Most of their other coffee drinks have 50 to 75mg of caffeine and their teas have a little less according to Caffeine Informer website.

How much caffeine in soda?

Coca-Cola and Pepsi-cola have done a great job marketing their drinks, especially to younger people. My high school has two Pepsi machines that we all bought our drinks from at lunch time. How much caffeine were we taking in every day at lunch?

Per 12 ounce can, soda has less caffeine than Starbucks coffee though people usually drink more of them to make up for it. Classic Coke has 34mg of caffeine while Diet Coke has more with 45mg of caffeine. On the other side of the Cola War, Pepsi has 38mg of caffeine in a 12 ounce can and Diet Pepsi has 35mg.

How much caffeine in energy drinks?

The marketing machines have been really pushing the energy drinks. According to Caffeine Informer, Red Bull is the biggest energy drink seller followed fairly closely by Monster. Rockstar Energy drink is in third place followed by Coca-Cola’s and Pepsi’s entries in the energy drink market – NOS and Amp respectively.

How much caffeine is in these energy drinks? Red Bull has 80mg of caffeine in an 8.46 ounce can. Monster, Rockstar and NOS all have 160mg of caffeine in a 16 ounce can. Amp has 142mg of caffeine in a 16 ounce can.

So, how much caffeine is safe?

According to the Mayo Clinic, up to 400mg of caffeine is safe for most healthy adults. That’s as little as two brewed coffees at Starbucks, two and a half of most of the energy drinks, or up to ten Cokes (or nine Diet Cokes).

The big problem with all of these energy drinks is that they all contain a lot of sugar and artificial chemical ingredients.

Kenzen Ten4 Energy Drink Mix

Nikken Kenzen Ten4 Energy DrinkDo you want the caffeine in energy drinks without all of the garbage? The first ingredient in Kenzen Ten4 organic matcha green tea powder. Matcha green tea provides most of the 80mg of caffeine in each serving. The rest of the ingredients are organic kiwi fruit powder and other organic teas. No artificial colors, flavors, preservatives and sweeteners. It has no artificial caffeine, no GMOs and is gluten-free.

Kenzen Ten4 has all of the energy but none of the garbage.


Disclaimer: All of the caffeine data and the energy drink sales rankings came from the Caffeine Informer website and I have no affiliation with that website. I am a Nikken distributor, so if you order Kenzen Ten4 through a link on this page I may earn some income from your purchase.

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