Zantrex Black Review – An In-Depth Look At This Weight Loss Supplement

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By Leslie Waterson

Reviewed by Juliana Tamayo, MS, RDN - Last Updated

ZantrexBlack - Review

Zantrex Black is a metabolism booster formulated with clinically tested ingredients to facilitate weight loss.

It’s true what many people say -weight loss can be tricky. While diet and exercise are the most tried and true methods, they might not be enough and often yield minimal results in addition to taking forever.

If you are looking for a way to lose weight quickly, you may need to find a supplement you’ll take daily to help you achieve your goals. Not only will it be great for weight loss, but it will also give you the energy boost that you need for even your most intense workouts.

Suppose you are looking for the perfect supplement that goes hand in hand with your diet and exercise program. Something that will boost your metabolism, reduce your appetite throughout the day, so you don’t eat as much, and reduce your caloric intake. That’s where Zantrex Black comes in.

Our Zantrex Black review today delves into its ingredients claimed to promote weight loss. We’ll discuss their benefits, side effects, etc., and let you know if it’s worth taking. Happy reading!

Zantrex Black box and bottle

What Is Zantrex Black?

It’s a supplement that promotes high-velocity weight loss that you take twice a day with a glass of water (mainly before meals). Zantrex Black comes in capsule form. These capsules are made from ingredients designed to boost energy and exert great thermogenic properties to ensure you lose fat much quicker than the placebo effect. 

This supplement will be very different from other diet pills you see on the market. Name the diet pill or supplement, and there is a fair chance that Zantrex Black will be better in some other way. 

Zantrex Black


Zantrex Black Advantages

  • Promotes rapid weight loss
  • Curbs cravings throughout the day
  • Increases metabolism
  • Gives you an energy boost for your training days
  • Mental sharpness
  • Regulates blood sugar levels


  • May have a little too much caffeine than expected
  • Might be a bit expensive for those looking for a budget alternative
  • Some side effects may be severe

Who Makes Zantrex Black?

Zoller Laboratories, LLC, manufactures Zantrex Black. Zoller Laboratories is currently based in Salt Lake City, Utah. Aside from Zantrex Black, Zoller Laboratories has designed other supplements under the Zantrex name. This includes Zantrex 3 and Zantrex Blue. 

Both supplements have similar purposes for those looking to lose weight rapidly. Zoller Laboratories have been in business since 2002 and have developed a reputation for creating health supplements that primarily focus on weight loss.

Zantrex Black Ingredients

The following ingredients are found in Zantrex Black: yerba mate, guarana, trimethylxanthine, damania, green tea, kola seed, schizonepeta, black pepper, Rhodiola crenulata, Asian ginseng, maca root, cacao, and black tea. 

Zantrex Black Supplement Facts

How Does Zantrex Black Work?

Let’s dig into some of the ingredients that we just listed. Let’s look at the one with the most intriguing name: trimethylxanthine. It’s basically the scientific name for caffeine. Caffeine is known to boost metabolism and provide other benefits to the body.

Also included is guarana, which is also a caffeinated derivative that is typically used for treating headaches.

Damania is known for its aphrodisiac properties, and we’re not exactly sure why it’s included in Zantrex Black.

Green Tea, another ingredient in Zantrex, has fat-burning and weight-loss properties attributed to it. The Asian ginseng component is known for having benefits related to reversing aging and building up stamina.

Zantrex Black Benefits

How Should I Use Zantrex Black?

You take two capsules at least 15 to 30 minutes before every meal. However, it should be noted that you should always stay under six capsules within 24 hours.

When you take Zantrex, you’ll feel like you have a burst of energy like nothing else as you go through the day. This will be most useful on your workout days, and that boost of stamina might be what you need to help fast-track your weight loss—the more intense your workouts, the better. 

Can Zantrex Black Help Me Lose Weight?

With Zantrex Black, you can increase your metabolism so you can burn as much fat as possible regardless of what you eat that day. This doesn’t necessarily mean that you can binge on anything and wish it all away with Zantrex, and Zantrex Black reminds users that while taking this supplement, you’ll need to have a diet and exercise plan already in place. 

People who have taken Zantrex Black have reported losing a total of up to 11 pounds in as little as six weeks. Compared to the placebo, the comparison statistics are off the charts. 

Is Zantrex Black Safe?

Due to the inclusion of various ingredients, Zantrex Black has a few known side effects. Most are mild, but some might be more severe than others.

Those who have used Zantrex Black have reported dealing with the following side effects: increased heartbeat, headaches, loss of appetite, diarrhea, flushing of the skin, increased cough, upset stomach, constipation, and insomnia. Some reports believe that the ingredient yerba mate can be linked to certain cancers. 

If you are pregnant, nursing, or sensitive to caffeine or niacin, you should not take Zantrex Black. 

Where To Buy Zantrex Black And Cost

You can purchase Zantrex Black on the official website here.

Zantrex Black Website

A one-time purchase of Zantrex Black costs $39.99. Or, you can choose monthly delivery, which will save you 20%, bringing the price down to $31.99. With the monthly option, you’ll be able to pause, skip, or cancel anytime.

Zantrex also offers a 90-day hassle-free return policy.

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Final Thoughts: Does Zantrex Black Work?

If you are looking for a way to lose weight quickly, more efficiently, and in as little as six weeks, Zantrex Black will definitely be worth it. As long as you keep a healthy diet and a regular exercise plan, you will have no problem being able to take this while on your weight loss journey. All you need to do is follow the correct dosage regularly, and you’ll meet your goals faster than you think.

Note that Zantrex Black is not a magic pill, and as with all supplements, results may vary by individual.

For the best results in weight loss, it takes the best supplements to get it done. Why settle with diet pills that are ineffective, useless, and contain pointless ingredients? 

Overall Rating:
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Leslie Waterson

Leslie has been passionately involved in the health and fitness industries for over a decade. She is constantly reviewing the latest scientific research and studies in order to take a research-backed approach to lifestyle optimization. Her main areas of interest include nutrition and supplementation. Leslie shares her findings on Fitness Clone to help other health enthusiasts choose the products and routines that will help them achieve their goals.

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