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How Many Rockstar Energy Drinks Can You Drink In A Day?

A lot of energy drinks are consumable up to two cans a day. Some of these are because of low levels of Caffeine and B vitamins.

But what about Rockstar?

Rockstar contains less caffeine than the FDA’s maximum caffeine dose per can, which is 160mg.

I recommend that you limit your intake to one can per day. Caffeine exists in various beverages, including coffee, tea, soft drinks, and even chocolate.

Nutritional Facts of Rockstar Energy Drink

Rockstar energy drink nutrition facts
Rockstar energy drink nutrition facts

To understand more that one can of Rockstar Energy is enough, take a look at the table of nutritional facts here:

Nutritional content Amount per 473ml serving
Total Fat0g
Total Carbohydrate63g
Vitamin B316mg
Vitamin B55mg
Vitamin B61.7mg
Vitamin B122.4mg
Nutritional Information

Ingredient-List of Rockstar Energy Drink

Rockstar Back label
Rockstar Energy Drink Ingredients

To begin, here’s a lengthy list of the ingredients found in a can of Rockstar Original Energy drink:

  • Taurine
  • Caffeine
  • B Vitamins 
  • Carbonated Water
  • Sugar
  • Acid (Citric Acid)
  • Flavour Enhancer (Erythritol)
  • Acidity Regulator (Sodium Citrate)
  • Flavoring
  • Sucralose
  • Acesulfame K
  • Glucuronolactone
  • Colors (Caramel E150c, Riboflavin E101)
  • Guarana Extract (0.01%)
  • Ginseng Extract (0.01%)
  • Inositol

Is It Bad To Drink Two Rockstars In One Day?

Rockstar Energy drink includes the main ingredients of Caffeine, B vitamins, Taurine, sugars. Guarana extract and their substitutes.

Many people believe that the caffeine in Rockstar causes health problems, but it is only one component.

Rockstar is especially dangerous due to the combination of several ingredients.

Caffeine Content of Rockstar

Caffeine is great for a morning energy boost but it needs to be consumed in moderation

Every can of Rockstar Energy drink contains 160mg of caffeine, which is moderate to the massive amount given that the FDA’s recommended daily limit for caffeine is 400mg per day.

Caffeine overdose is a real possibility, and its toxicity is lethal.

Rockstar has more caffeine than a typical soda or cup of coffee. It’s important to remember that two Rockstars per day can contain as much caffeine as a 12-pack of soda.

Anything consumed in excess can be dangerous to your health.

Because of the high caffeine content, this energy drink is not suitable for children, pregnant or breastfeeding women, or caffeine-sensitive people.

Caffeine overuse can have negative consequences, such as:

  • Anxiety
  • Dehydration
  • Dizziness
  • Headache
  • Heartbeats that are incredibly fast
  • Insomnia
  • Jitters
  • Nausea
  • Restlessness

Caffeine should be consumed in moderation to avoid any adverse effects.

Rockstar Energy Calories

Compared to other energy drinks containing zero calories, a 16 fl. oz. can of Rockstar Energy has 122 calories, making it the most calorically dense option.

For your information, the daily calorie intake for women is between 1600 and 2400 calories, and the daily calorie intake for men is between 2000 and 3000 calories.

Rockstar Energy’s sugar-free version contains only about ten calories per can, so if you’re trying to lose weight, this is a great option.

Candy Cane Rockstar Energy Drink Sugar

Table sugar
The lesser the sugar, the better the health

A 16-ounce can of Rockstar Energy contains 24 grams of sugar.

Rockstar Energy has almost as much sugar as the AHA’s recommended daily limit for women, which is 25g, and for men, 36g.

The following health problems can develop when sugar intake is excessive:

  • Gaining Excess Weight
  • Heart Diseases
  • Acne
  • Type-2 Diabetes
  • Depression
  • Wrinkles

Other Ingredients of Rockstar and their Benefits

There are a lot of healthy ingredients of Rockstar that are truly beneficial to our bodies.

Check out the following as we go further to the vitamins and minerals in this beverage.

B Vitamins

B vitamins are no exception.

B vitamins can be beneficial if finished in enough. If consumed in excess, they can cause nerve damage, gastrointestinal issues, blurred vision, and skin conditions.

One can of Rockstar provides 200 percent of your daily B12, B6 needs, and Niacin (Vitamin B3).


Taurine is an amino acid that regulates the mineral and water levels in the blood. It also aids in the development of the nervous system.

Too much taurine can be harmful. Excessive amounts, for example, can cause low blood pressure.


Guarana originated from a plant native to South America. Few people know that it has more caffeine content than coffee beans.

It differs from traditional caffeine in that it contains Theobromine and Theophylline.

These two potent compounds are not found in conventional caffeine sources. This ingredient causes different reactions in different people.

Rockstar Energy Drink
Rockstar is rocking its vibe.

Is Rockstar Energy Bad For You?

Studies show that Rockstar energy drinks may cause more health problems.

One of the problems includes increased blood pressure immediately after drinking a can.

Experts are unsure if a single ingredient in Rockstar is causing health issues based on its components and other substances.

Excessive or consistent consumption of energy drinks can result in:

  • Heart Arrhythmias
  • Headaches
  • High Blood Pressure
  • Anxiety

Speaking of overconsumption, check out this table and watch out for your intake with these ingredients.

Too much Caffeine and B Vitamins have gnarly consequences.

IngredientsRockstar ingredient per canRecommended by FDA
Vitamin B316mg14mg to 18mg depending on age
Vitamin B55mg0.2mg to 5mg from infant to adult
B6 1.7mg 0.1mg to 1.7mg based on the age bracket
B12 2.4mcg 0.4mcg to 2.4mcg
Rockstar Energy Drink Ingredients

How many cans a day are you allowed to consume Rockstar?

The answer to Rockstar Energy Drink is as many as you want to drink each day.

Rockstar energy drink has a maximum recommended serving size of two cans. Don’t forget to factor in the potential health risks of a high sugar diet.

Even one can of Rockstar energy drink contains more sugar than the daily recommended allowance. Consuming more than one can of Rockstar per day may result in adverse side effects.

As a result of its high sugar content, it increases the risk of developing diabetes, obesity, and hypertension.

Last but not least, it contains a lot of calories. As a result, your attempts to lose weight may be thwarted by it.

Don’t drink more than one can of Rockstar energy drink a day to avoid the side effects. The benefits of Rockstar’s supplements aren’t worth it because of the high sugar content.

Is there a time limit on when Rockstar Energy starts working?

Different flavors of Rockstar Energy Drink
Different flavors of Rockstar Energy Drink

After drinking Rockstar Energy, you’ll feel its effects in as little as 15-20 minutes.

Within 30 to 60 minutes of consumption, the caffeine content in Rockstar Energy reaches its peak concentration. The jittery effects of caffeine will begin to surface at this point.

Caffeine has a mild diuretic effect, which may cause you to urinate more frequently.

Six hours after ingestion, only half the caffeine remains in your system. The caffeine in your system will need to be flushed out completely, which could take up to 10 to 12 hours.

What Happens If You Drink Rockstar Every Day?

Most healthy adults limit their caffeine intake to 400 milligrams per day.

Four 8-ounce cups of coffee or ten cans of cola per day could push someone over the edge. These may increase their risk of headaches, as well as raise their blood pressure and heart rate.

As a result, when you consume more than enough in one sitting, the risks multiply.

It exposes your body to the dangers of apparent caffeine toxicity.

Too much may cause your heart rate to rise rapidly, spiked blood pressure, increased tremors, and worsened symptoms of a stroke. All of these things can be fatal.

Watch this comparison between Rockstar Energy Dink Orignal formula and Rockstar Energy Drink New Formula by CaffeineMan:

Watch this comparison between Rockstar Energy Dink Orignal formula and Rockstar Energy Drink New Formula by CaffeineMan.

Is Rockstar Energy Drink Safe?

If you’re under 18, caffeine-sensitive, pregnant, or nursing, stay away from Rockstar Energy.

The American Academy of Pediatrics advises against giving children and adolescents caffeine products that contain any amount of caffeine. They also said that people on special diets should avoid consuming energy drinks.

Caffeine is metabolized slowly by pregnant women. It crosses the placenta into the baby’s bloodstream, where it could impact the baby’s health.

In addition, caffeine affects breastmilk and may contain small traces that could harm a baby if the mother is breastfeeding.

Furthermore, if you are sensitive to caffeine, Rockstar Energy’s caffeine content may affect you.

Various Rockstar Energy Drink Blends Available

Rockstar Energy is available in 20 different flavors, including:

  • Blackout
  • Boom Whipped Strawberry
  • Boom Whipped Orange
  • Punched Fruit Punch
  • Pure Zero Silver Ice
  • Pure Zero Watermelon
  • Recovery Lemonade
  • Revolt Killer Grape
  • Revolt Killer Citrus
  • Original Rockstar
  • Sugar-Free
  • Rockstar Sugar-Free
  • Rockstar Pure Zero
  • Rockstar Thermo
  • Rockstar Xdurance
  • Rockstar Juiced


Assorted Energy Drink
Try new energy drinks every day

If you like Rockstar Energy Drink and want to try new energy drinks, here’s a list of energy drinks that I recommend:


Rockstar Energy Drink
Rockstar rocking the shelves!

What I can say overall is that, like any other energy drink, drink it with caution.

Other energy drinks might recommend that you can drink an energy drink up to more than one can a day. But honestly, your doctor only handles you the right answer.

Rockstar is good for some and bad for others. With the data shown above, I hope it may serve as a guide to know from yourself if this is a good drink for you.

Check out my related articles here on my website because I’ve written a lot about Rockstar energy drinks because I find them an amazing drink from my point of view. Happy drinking!

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