Best Testosterone Booster on Amazon

Low testosterone can cause a whole lot of problems in men’s health. Tiredness, increased body fat, diminished sex drive or performance, weaker bones, and mood changes are only some of the health problems that can stack up.

Production of testosterone hormone is generally at its peak in early adulthood and begins to decrease with every passing year. This is probably why testosterone-boosting supplements are gaining so much attention, especially in the physical fitness industry.

A good testosterone booster supplement can help you with muscle gain and offer other health benefits, such as reduced body fat, more energy, and improved libido.

However, there are just so many testosterone boosting supplements available in the market today and these options can make your head spin. So many ingredients that you have to take into consideration.

We understand that it can be difficult to make the right decision. That is why we’ve narrowed down the choice, which we believe will provide you the best value for your money and can work wonders in your body.

Let’s get started and find out why you won’t be sorry you pick up one of these testosterone boosters. Below are the best testosterone booster supplements on Amazon.

Top 5 Best Testosterone Booster on Amazon

1. Mofo Ancestral Supplements Male

Product Description

This testosterone booster supplement from Ancestral Supplements is manufactured in the US but is 100% sourced in New Zealand, a place known for raising healthy animals because of its moderate climate. 

Grass in the pastures grows green year-round, meaning cows can eat the healthiest form of food every year. The Mofo (Male Optimization Formula with Organs) Ancestral Supplement is sourced from NZ’s grass-fed cows without additives, fillers, or flow agents. 

Per serving, the supplement contains NZ grass-fed testicle (bovine), grass-fed prostate, grass-fed heart, and grass-fed liver. 

The makers of this testosterone boosting supplement consider the view of traditional people or Native Americans and early ancestral healers that eating organs from a healthy cow or animal would support and strengthen the health of the corresponding organ of a person.

As such, the healthy heart, liver, bone marrow, and testicle of a healthy animal raised in New Zealand will also treat a person in his corresponding organs. Native wisdom says that the animal organs contain the same nourishing fat or reproductive tissue, for instance, to support one’s own health.


  • Allergen-free
  • No fillers or flow agents
  • GMO- and pesticide-free
  • Sourced from New Zealand grass-finished and grass-fed animals
  • Regulates immune system
  • Supports testosterone, fertility, virility, and libido
  • Supports cartilage, joint, collagen, and immune health
  • Helps you to sleep better


  • Very few users claim the supplement has no effect, in terms of vigor and energy, on them
  • Some are not comfortable taking the required 6 capsules every day

Here’s a quick link to where you can buy it! 

2. Animal Stak – Natural Hormone Booster Supplement

Product Description

This Animal Stak supplement can help increase your testosterone levels and is developed for the elite strength athlete and bodybuilder.

It contains five unique complexes formulated to naturally enhance growth hormone and testosterone levels. Not only does it increase good hormones in the body, but it also helps in blocking bad hormones (estrogen) in men’s bodies.

For those with low testosterone levels or athletes in training, they may be required to take one pack daily for three weeks straight. After 2 weeks, cycle off for a week before beginning another round of Animal Stak.


  • Trusted by professional athletes
  • The brand has been in the industry for over 30 years already
  • Helps increase good testosterone hormone
  • Helps block bad hormones
  • Easy and convenient to take
  • Designed for athletes
  • Helps you to push your limits


  • Missing core nutrients
  • Contains some ineffective ingredients

Convinced? You can buy the product here

3. TigerCraft Testosterone 7000

Testosterone Booster for Men - Men Testosterone for Health, Energy & Stamina - Made in USA - Male Testosterone Enhancement with Horny Goat, Tongkat Ali- Muscle Mass Testosterone Supplement

Product Description

TigerCraft testosterone 7000 for men supports overall wellbeing and maintains healthy testosterone levels in the body. This product contains natural nutrient-rich ingredients combined together.

These ingredients include horny goat plant, wild yam, Tongkat Ali, and other herbs to provide health benefits to help men perform at best at the gym and with their partner.

The purpose of the horny goat plant is to improve male performance and increase blood flow, while the wild yam plant works to maintain healthy testosterone levels. Furthermore, the Tongkat Ali helps increase muscle mass while improving endurance and reducing fatigue.

This testosterone booster dietary supplement likewise increases men’s energy level and boosts muscle mass growth.


  • Helps boost muscle mass growth
  • Supports male health and performance
  • Increases energy level
  • Contain nutrient-rich ingredients
  • Stamina and energy boost 
  • Helps eliminate tiredness and fatigue
  • Gluten- free and Non-GMO
  • No artificial additives and no corn syrup


  • Few users find supplement hard to swallow because of their size
  • It may not be advised for people with diabetes

If you’d like to try this product out, here’s where you can buy it! 

4. Primaforce ZMA Dietary Supplement

Product Description

The Primaforce ZMA Dietary Supplement helps increase testosterone levels in the body and supports immunity at the same time.

Since low testosterone levels in the body have been associated with sleep problems, the Primaforce works to address this problem. It is also designed to promote deep sleep in men or improve sleep quality.

Likewise, if you are an athlete or a fitness enthusiast, this Primaforce is one of the natural testosterone boosters that boost muscle mass, performance, and endurance.


  • Improves testosterone levels and supports immunity 
  • Promotes deep sleep/ improves sleep quality
  • Helps with weight management
  • Promotes muscles mass
  • Contains Vitamin B6 to optimize magnesium and zinc absorption


  • Some users feel this product is underdosed compared to other testosterone boosters
  • Few users experience diarrhea or headache after taking this product

Interested in buying? Here’s why you can purchase it! 

5. D-Aspartic Acid Vegan Capsules Testosterone Booster

Product Description

The D-Aspartic Acid capsule is one of the best testosterone boosters you can purchase online. 

Aside from containing D-Aspartic Acid, which is a natural amino acid that can boost low testosterone levels, it likewise contains vegetable cellulose- an essential dietary supplement that can help in weight management and reduce inflammation and cholesterol in the body, among others.


  • Vegan capsule
  • Easy to swallow 
  • Testosterone booster
  • Contains safe ingredients: only D-Aspartic Acid and vegetable cellulose
  • Ranked high on Amazon among other sports nutrition testosterone boosters
  • Non-GMO
  • Comes with a money-back guarantee


  • Very few users reported experiencing mood swings as time went, probably due to prolonged usage or taking more than what their body needs

Click here if you’d like to buy these testosterone boosters! 

What to Look for When Buying Testosterone Boosters on Amazon

To help narrow down your choices from our top 5 picks, we encourage you to consider these factors when buying testosterone boosters on Amazon.


Choose a testosterone booster supplement that is formulated by experts using safe and natural ingredients.

It should be free of chemicals, but instead contain minerals, vitamins, amino acids, and herbs to provide you with a more holistic approach to increasing testosterone levels in the body.

It is best if the testosterone booster supplement contains vitamins, like Vitamin B6, D3, B12, and Vitamin K, as well as an amino acid, like DHEA and D-Aspartic Acid.

Customer Reviews

To filter through the countless testosterone boosters available online, consider what other people are saying about the product.

It won’t be uncommon to see thousands of people raving about the product if it’s really effective to them. Check not only Amazon reviews but other third-party sites too for insight into the efficacy of the product.

Health Benefits

The top 5 testosterone booster supplements we included in this list are a solid choice, but it is always best to pick one that is tailored to meet your specific needs. Is it to improve muscle tone? To decrease fat? Or is it to boost your sex drive?


We know that you want to increase testosterone levels in your body, but some testosterone-boosting supplements are just less transparent about their ingredients. 

Take note that chemical ingredients, high doses of testosterone, and synthetic additives may create dangerous side effects that can be easily avoided if you take natural testosterone boosters.

Tips to Increase Testosterone Levels Naturally

Some evidence-based ways to increase testosterone levels naturally include exercising (especially high-intensity interval training or HIIT) and lifting weights, eating carbs, fat, and protein, and minimize cortisol levels and stress.

Did you also know that getting about 5 to 15 minutes of sunlight in your skin or taking vitamin D supplements can boost not only testosterone levels in men but in women too? It also helps if you avoid estrogen-like compounds and maintain a healthy lifestyle.

Bottom line: Which One Should You Buy?

All these testosterone boosters we listed are nothing new in the market and are known to help those with low testosterone hormones. But if you need our help in picking what we prefer the most, it would be the Ancestral Supplements Male Optimization Formula W/ Organs (Mofo).

This testosterone booster features natural ingredients from New Zealand grass-fed bovine and the product is also known to boost muscle mass.

The ingredients of this MOFO natural testosterone booster are derived from pure bone marrow, liver, heart, prostate, and testicle of New Zealand bovine that contain powerful proteoglycans, bio directors, immunoregulators,  chondroitin sulfates, type II collagen, and glycosaminoglycans.

All of these are nourishing compounds that support fertility health and testosterone along with heart and prostate health.

Disclaimer: If you have decided to take a testosterone boosting supplement, it is best to consult your doctor, especially if you are taking other medications or have a medical condition.

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Nathan Lloyd, MSc

I’m a personal trainer, based in Boulder, Colorado.
I service clients physically in the Boulder area, mainly in the ONE Boulder Fitness Gym, but am also available for online consulting and coaching.

If you’re interested in my personal coaching programs, please contact me via the contact page.

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