Testosterone is one of the most important hormones in the body. It is responsible for several male-defined characteristics and body processes. A decrease in the hormone can cause a host of negative effects in the male body. Thus it is important to maintain/ increase testo levels when necessary.

An elevation of testosterone can be achieved using natural testosterone boosters such as TestoFuel and Prime Male. Below we have a comprehensive view of these two market-leading products to find out which one provides a more holistic set of benefits.


Created by the world-famous sports nutrition company Roar Ambition, TestoFuel has taken the T-booster market by storm.

The revolutionary product contains an all-natural blend of unique ingredients backed by scientific evidence that proves its effectiveness in restoring testosterone levels.

The supplement activates the natural production of testosterone without inducing side effects or other adversities that hinder fitness goals.

The unique formula eliminates mental/physical fatigue, depression, and unexplained mood or anxiety episodes that accompany testosterone deficiency. 

The complete and safe elevation of testosterone allows the body to release a host of benefits that positively affect physical capabilities and mental vitality. The supplement has an anabolic support complex that promotes muscle growth, strength, and recovery. 

This supports weight loss and muscle development simultaneously. It also profoundly affects stamina, strength, and metabolic elevation, making it ideal for athletes. The product also contains several herbal ingredients, vitamins, and minerals that positively affect cognitive abilities, emotional responses, moods, and the immune system. 

Prime Male

Another Roar Ambition success is the testosterone enhancement aid, Prime Male. Prime Male is a testosterone booster that was specifically created to promote testosterone production in men who are in their prime.

The product contains all-natural ingredients that were tested by several experts, which confirms its efficacy, authenticity, safety.

The supplement has an excellent formula that lowers its side effect rate and increases its compatibility rate, making it an ideal choice for all men. 

The supplement facilitates muscle building and the maintenance of lean muscle mass via its systematic approach and unique blend of ingredients. It also helps users control their blood sugar/pressure, leading to fat elimination, especially in the midsection. 

The reduction of fat from the midsection lowers the risk of heart issues, diabetes, and more. This process also helps the body efficiently overcome fatigue which subsequently improves production, moods, and emotions. 

In addition, Prime Male increases energy levels, improves cognitive abilities, boosts libidos, and optimizes overall health, providing holistic benefits that affect their physical and mental being equally.

Key Features

  • Promotes testosterone production and eliminates testosterone deficiency
  • Induce testosterone synthesis via luteinizing hormone production
  • Increases muscle strength/recovery while reducing body fat
  • Decelerates conversion of testosterone into estrogen
Prime Male
  • Increases free, total testosterone
  • Decreases sex hormone-binding globulin, estrogen, and prolactin
  • Promotes cognitive function, energy, strength, mood, and libidos
  • Increases muscle/bone development, eliminate fat and risk of illness


This Roar Ambition duo both use a potent formula that contains all-natural ingredients that promote testosterone production without negatively affecting body or mind processes. Each ingredient they contain has an excellent efficacy profile and has been used for decades to elevate testosterone levels and improve physical and mental functionality.

Below we take a closer look at the common ingredients between TestoFuel and Prime Male:



Prime Male

D-Aspartic Acid (DAA)

2300 mg

1600 mg


10 mg

30 mg


200 mg

100 mg

Vitamin B6

5 mg

7.5 mg

Vitamin D3



Vitamin K2

18 mcg


Asian Red Panax Ginseng



As seen above, TestoFuel contains a higher concentration of some ingredients, making it slightly more potent. This potency level is often ideal for users who require a rapid testo boost, while lower concentrations seen in Prime Male are suitable for users contemplating long-term use.

Unique Ingredients


TestoFuel contains 9 ingredients that work hand in hand to provide a holistic set of benefits that elevate testo levels. The unique ingredients also support other health benefits such as weight loss, muscle development, endurance, and more.

Below we look at some of the ingredients that are distinct to the TestoFuel formula:
  • Fenugreek Seed- Fenugreek slows the conversion of testosterone into estrogen. It also promotes higher testo levels
  • Oyster Extract- This ingredient increases zinc and dopamine levels

Prime Male

Although Prime Male is a testosterone enhancer, the extensive list of 12 ingredients found in the exclusive formula produces widespread benefits that influence everything from diminishing libidos to low energy levels and more.

Below we list some ingredients that make Prime Male a unique choice:
  • Black Pepper Extract-This extract improves nutrient absorption, which allows the body to maximize the use of different vitamins and minerals.
  • Boron-Boron improves the metabolism of testosterone.
  • Luteolin: This ingredient reduces inflammation and oxidative stress, which improves cardiovascular health and the risk of developing related illnesses. It also protects testosterone levels from decreasing
  • Nettle Root Extract-Decreases sex hormone binding globulin
  • Ashwagandha-Promotes testo production, relaxation, and moods

Side Effects

T-Boosters are often assumed to be dangerous due to their direct approach to testosterone enhancement. Although there is cause for concern when it comes to synthetic or anabolic steroid use, natural options like TestoFuel and Prime Male come with little to no risk factors.

These supplements have a low side effect rate due to their completely organic composition and user-friendly oral capsules. They do not contain any fillers, binders, or synthetic components and can be used in conjunction with other supporting supplements without inducing adverse effects.  

The only concern lies in possible allergies or reactions to certain ingredients in some instances. For example, oyster extract in TestoFuel may cause adverse effects in individuals who have seafood allergies.

Side effects can also be induced if certain components of either supplement are used in conjunction with contraindicative conditions or certain medicines. Thus it is imperative to identify all possible allergies before using these supplements.

Prices and Offers

TestoFuel and Prime Male are available for purchase on the official Roar Ambition website. The site provides users with multiple benefits, including savings, free gifts, and vital information about supplement use.

Below we take a look at the pricing structure of TestoPrime and TestoGen: 


120 capsules


  • 2 Bottles: $119.00
  • 3 Bottles: $195.00 + 1 box free + free gifts

Prime Male

120 capsules


  • 2 bottles: $138.00
  • 3 bottles: $207.00 + 1 bottle free

In addition to their similar pricing, these products also come with the same 100-day money-back guarantee. This guarantee allows users to return the supplements within 100 days of receiving their order if the effects produced by the supplement were not up to par with their expectations.

Pros and Cons



  • Improves mental vitality, stabilizes emotions, and increases sex drive.
  • Promotes fat reduction, muscle growth/recovery.
  • Low side effect rate and high user compatibility.
  • Naturally increases testosterone production.
  • Scientifically proven 100% natural formula.


  • Not vegan-friendly.
  • Results can only be seen in 3-6 weeks of consistent use.

Prime Male


  • Supports shredding, cutting, lean muscle mass development/maintenance.
  • Regulates blood sugar/pressure levels and stabilizes nutrient deficits.
  • Effects reduce long term health risks and improve overall health.
  • Contains natural scientifically-backed ingredients
  • Promotes cognitive function, moods, libidos.
  • Naturally elevates testosterone levels.


  • The testosterone elevation process is slow and requires consistent administration.
  • Not suitable for vegans.

Final Verdict

Choosing between TestoFuel and Prime Male is tough, especially when each supplement was created by the same company and contains similar ingredients that offer users almost the same benefits. After looking closely at both options, the preferred choice is Prime Male.

The inclusion of unique ingredients like Nettle Root, Luteolin, Boron, Black Pepper Extract, and Ashwagandha in Prime Male plays a big part in my choice, along with the other supporting ingredients that boost testosterone levels. Although TestoFuel contains higher doses of selected ingredients, Prime Male offers larger dosage concentrations where it counts.

Prime Male is excellent for protecting testicular health, improving sexual performance, enhancing mood and energy levels, and bringing balance to hormones. The ingenuity that went into designing Prime Male shows in its effects. 

Each ingredient interacts perfectly with each other, creating a synergy between the body and the supplement, which we feel is an excellent approach. Prime Male contains a few antioxidants and herbal ingredients that prevent the elevation of estrogen levels. 

This prevents unnecessary weight  gain and the development of the dreaded ‘man boobs.’ In my opinion, all these benefits combined make it an effective choice.

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About the author 

Nicholas Khan

I am a certified fitness instructor and I write about supplements and testosterone products. I have been in the industry for over 10 years, and during that time, I have gained a lot of experience with different types of supplements. In my blog, I will discuss which ones work best for boosting testosterone levels and improving overall health.

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