TestoGen vs TestoFuel (Our Results From Trying Both!)

I’ve personally tried a number of testosterone boosters. TestoGen and TestoFuel are two of my favorites. It’s honestly hard to pick between them. Below I get into the nitty gritty so you can make the best choice for you. Get more details about of TestoGen vs TestoFuel from here.

TestoGen vs TestoFuel (At a Glance)

Both of these supplements are great for boosting your testosterone. We suggest that if you’re looking for better deals plus an all-around testosterone booster, go for TestoGen. But if your primary goal is to bulk up, go for TestoFuel.

Our Pick

TestoGen is the clear winner due to its superior ingredients formula & established track record of results. 

Best for Bodybuilding

If you are serious about gaining muscle, then go with TestoFuel. It has been specially formulated to promote muscle growth.

Product Overviews

What is TestoFuel?

TestoFuel is a dietary supplement that claims to help males lose weight, increase muscle, increase energy and boost testosterone levels. The product is made from natural ingredients specially formulated for men only. TestoFuel has already been shown to have helped people lose weight and maintain their weight loss; this includes participants who were resistant to losing weight through diet and exercise regimes.

The ingredients include; d-aspartic acid, magnesium, potassium, L-citrulline, choline, biotin, and zinc. They have been carefully selected from natural sources to aid in weight loss. One can find the ingredients in TestoFuel in our bodies naturally, but when there is a lack of these nutrients, we usually consume foods that contain them to ensure our bodies have all the nutrients it needs.

The idea is that you would take TestoFuel to replace deficiencies and keep a healthy level of testosterone production. 

What is TestoGen?

TestoGen is a dietary supplement with the same claims as TestoFuel – it is designed to increase muscle mass and support energy levels, which helps burn fat faster. The product is made from natural ingredients specially formulated for men only.

The ingredients found in the supplement are found naturally in foods or can be produced by our bodies normally. Still, there is a lack of these nutrients in our diets nowadays, so supplementation is necessary.

 The ingredients include; magnesium, d-aspartic acid, vitamin d, choline, biotin, and zinc. They have been carefully selected from natural sources to aid in weight loss. One can find the ingredients in TestoGen in our bodies naturally, but when there is a lack of these nutrients, we normally consume foods containing them to ensure our bodies have all the nutrients they need.

Releated: My comparison of TestoPrime and TestoGen

Ingredients Comparison

TestoGen and TestoFuel share several ingredients responsible for increasing testosterone levels. We will give you a list of the ingredients both products contain, followed by a breakdown of the entire ingredient list.

Common Ingredients

Vitamin D3: This vitamin is known for positively impacting testosterone levels. Men who consume moderate amounts of Vitamin D3 have been shown to gain muscle mass more quickly. Additionally, this vitamin can significantly reduce stress and fatigue levels.

Red Ginseng Extract: Red ginseng has always been considered one of the best herbs to improve sex drive. Thankfully, this ingredient is present on both products, meaning that you can naturally boost your libido without any side effects.

Fenugreek: To put it simply, the Fenugreek plant can reduce estrogen levels while increasing testosterone levels. Whether your goal is to improve your muscle-building capabilities or boost your sex drive, this ingredient does an excellent job at keeping your testosterone levels high.

D-Aspartic Acid: Finally, D-Aspartic acid is known for being a natural and efficient testosterone booster. Considering that this ingredient is available in both products, we can safely say that they can easily boost your testosterone levels.

Magnesium: Magnesium has been proven to support testosterone levels by inhibiting SHBG & reducing oxidative stress. A lot of the research points to it being more of a restorer than a booster, meaning a deficiency in Magnesium will lead to lower T levels.

Zinc: Zinc is important in the production of testosterone, especially if you work out a lot. See our full research on how zinc helps support testosterone levels.

Vitamin B6: Vitamin B6 deficiencies have been shown to cause low testosterone levels in rats. However, not enough human studies have been carried out to say for sure what the impact of vitamin b6 on humans is. This is a nice-to-have ingredient, not a must-have.

Ingredients Unique to TestoGen

Now for the main part; TestoGen testosterone booster includes the following list of ingredients: 

  • Vitamin K1
  • Nettle Leaf Extract
  • Bioperine 
  • Boron Citrate

The Boron found in this product can help boost your testosterone since it can reduce estrogen while keeping testosterone levels high.

Ingredients Unique to TestoFuel

On the other hand, we have TestoFuel’s ingredient list:

  • Vitamin K2
  • Oyster Extract

What makes TestoFuel unique is oyster extract, which can positively impact your overall health and immune system, helping you boost your testosterone levels.

Ingredients Verdict

Both products have a reasonably similar ingredients list, making it hard to choose a winner. In this case, we went for TestoGen since its Boron contents have been proven to provide a much better testosterone boost for the user.

Potential Side Effects

Side effects have always been something to keep in mind if you want your experience to be as safe as possible. If a product isn’t safe enough for you, you must never consume it.

TestoGen Side Effects

testogen testosterone booster

First, we have TestoGen; this product doesn’t use proprietary blends, meaning you can see each ingredient and feature you’re getting with your purchase. With that being said, there have been no reported side effects from using TestoGen.

However, make sure to check the ingredients thoroughly. Some people with allergies to certain ingredients may develop adverse effects after consuming TestoGen.

TestoFuel Side Effects

TestoFuel testosterone booster doesn’t use proprietary blends either, so you don’t have to worry about hidden ingredients. Currently, this product hasn’t shown any adverse effects for the consumer.

People allergic to seafood may not consume this product since it includes oyster extract. If you want more information about what you’re able to consume based on your allergies, talk to a doctor.

In this case, we will give TestoGen the winning spot since it’s the product less likely to cause allergies. TestoFuel’s oyster extract makes it a bad product choice for people with seafood allergies.

Customer Reviews

One of the most significant deciding factors in any purchase you make is looking at customer reviews. There’s no better way to check on a testosterone boosters efficiency than asking someone who has already tried it.

Thankfully, both TestoGen and TestoFuel have been on the market for several years, meaning several customer reviews are available for you.

TestoGen User Results

The reviews for TestoGen have been generally positive. We’ve seen several reviews from users who wanted to consume the product for different purposes. For example, some of the most common thoughts we saw were people who wanted to lose weight or build muscle.

According to those reviews, TestoGen helped them regain the energy they needed to keep working out, which led to faster results. Additionally, we found some other reviews talking about increased libido; many men claimed that the product helped them be more sexually active regardless of their age.

In essence, most reviews claim that TestoGen has made them feel “younger again,” which is excellent news!

TestoFuel User Results

TestoFuel Testosterone Booster

TestoFuel is another product that has got praise since it first appeared. According to reviews found on the company’s website and Amazon’s product page, TestoFuel delivers fast and effective results for men of all ages.

People who have used TestoFuel have claimed to have seen results in muscle building two to three weeks after they first consumed the product, which is a reasonable amount of time.

However, the review we liked the most was from a 51-year-old user. He claims that he started to take TestoFuel to boost his testosterone in general, but he has also noticed that the product offered several other benefits for him and his wife.

Overall, the user reviews for TestoFuel have been mostly positive. What’s more, there seem to be a lot of them which is encouraging.

Manufacturing & Brand


TestoGen first appeared in 2009, making it one of the first T boosters on the market; this product is manufactured in the United Stated to cGMP standards. Additionally, TestoGen is manufactured in FDA-approved facilities.

While it’s only manufactured in the United States, TestoGen’s official website claims that it is shipped to the U.S. and the U.K.

TestoGen is manufactured by Health-Nutrition Limited. This company makes many well-known supplements designed to support overall health, fitness and weight loss goals. They have been around a while and have a strong brand. All of their supplements are natural and pose no danger.


TestoFuel Testosterone Booster

TestoFuel is made both in the U.S. and the U.K. to cGMP standards. As with TestoGen, TestoFuel is manufactured in FDA-approved facilities; this product first appeared in 2012 as the flagship product from Roar Ambition, a supplement company based in the U.K.

This is a tie between the two products since both have a sales record. The products are manufactured in FDA-approved facilities, meaning that the ingredients used and the manufacturing process are secure for the consumer.

TestoFuel is manufactured by Roar Ambition. Their website claims that they only use local suppliers and they have a strong presence in both the USA and UK. They are GMP certified which means that they have standardised quality control across all of their manufacturing. They claim to use only natural ingredients.

Roar Ambition as been around for quite some time now and they do have a very strong reputation. We have tried many of their products and cannot recommend them highly enough. They have many great user reviews and you can rest assured they have very high quality standards.

Dosage & Servings

Both TestoGen and TestoFuel recommend taking four capsules per day for best results. This is line with most other testosterone boosters on the market and with our experience too. We recommend this dosage level based on our own experimentation and research.

Each bottle does contain a full months suppy (120 capsules) so if you are planning on cycling either of these testosterone boosters, we would encourage you to go with one of the package options.

Price & Value for Money

TestoGen Price

TestoGen starts at $59.99 per bottle (Plus $7.95 in shipping costs). Each bottle contains 120 capsules, and the recommended dosage is four capsules per day; this means that each bottle equals one month of supplementation.

As a bonus, TestoGen includes a free usage guide.

TestoGen also offers several discounts if you decide to buy two or three bottles at once. In essence, you may save up to $100 per purchase and get free shipping. Finally, this product comes with a money-back guarantee; you have 100 days to decide if you want a refund from the moment you get the product.

TestoFuel Price

Each bottle of TestoFuel costs $65 plus shipping costs and includes 120 capsules per bottle. If you decide to buy two bottles of TestoFuel, you get free delivery within the U.S. and U.K.

TestoFuel’s discounts start at three or more bottles, where the company gifts you one or two free bottles for your purchase plus free worldwide delivery.

Both companies provide fantastic value for their products’ price. However, TestoGen has the best deals, making it the winner of this round.

Stand Out Features

TestoGen Features

  • Boron Contents: If you’re looking for a more intense testosterone boost in general, TestoGen can provide it to you thanks to its Boron contents, which are not present in TestoFuel.
  • Decent levels of D-aspartic acid which helps
  • Has good amounts of Panax Ginseng which is great for libido
  • High amounts of Zinc which is good for testosterone production
  • Has all my top ingredients including DAA, Zinc, Magnesium and Vit D. All in safe but effective dosages.

TestoFuel Features

  • Oyster Extract: This ingredient is known for providing benefits for your overall health besides boosting your testosterone. If you want to be careful with your supplementation, TestoFuel’s oyster extract can be a great addition to a healthy diet.
  • Very much targeted at bodybuilders and people looking to gain hard muscle.
  • High amounts of d-aspartic acid which helps with muscle growth.
  • Contains Magnesium and Vitamin D which have both been scientifically proven to boost testosterone levels.

Pros and Cons of Each Product

TestoGen Pros & Cons


  • Trusted company.
  • No known side effects.
  • Natural ingredients.
  • Exclusive deals for the consumer.
  • Promotes a natural testosterone boost.


  • You need to stick to the recommended dosage if you want to keep the effects of the product throughout your day.

TestoFuel Pros & Cons


  • Excellent blend of natural ingredients.
  • Trusted company.
  • Exclusive deals after the purchase of three or more bottles.
  • Offers free shipping after the purchase of two and free worldwide shipping after three bottles.


  • People allergic to seafood cannot consume this product.
  • You need to stick to the recommended dosage if you want to keep the effects of the product throughout your day.

TestoFuel vs Testogen: The Winner

Which is the Best Overall?

As you can see, the two testosterone boosters are similar, so we can safely assume that they do a great job boosting your testosterone levels. We believe that TestoGen is the winner in this case since it’s less likely to cause adverse effects on the consumer.

Which is the Best for You?

Use TestoGen if:

  • You want the best deals available on the market for T boosters.
  • You want a reliable, all-around treatment to increase your libido, energy, and mood.

Use TestoFuel if:

  • You want a product used by professional bodybuilders.
  • You want to focus on building muscle or losing weight.

Also Read:

Testogen vs Nugenix

Testo Max vs TestoGen