Animal Stak Review – Can This Supplement Help Your Muscle Growth?

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By Leslie Waterson

Reviewed by Juliana Tamayo, MS, RDN - Last Updated

AnimalStak - Review

Building muscle is essential. Especially when you are strength training and want to look your best. Whether you are bodybuilding professionally or want to look ripped, muscle growth is essential. Sure, diet and exercise are two of the pillars of making this happen. However, that might not be enough. This means it is important to find the right anabolic stack that will promote muscle growth and give you those results fast. The question is this: is there anything safe? Steroids have been useful to those who want rapid muscle growth, but healthwise the effects have been adverse. Why go through all that trouble? 

That’s where Animal Stak comes in. You get the best combination of compounds, vitamins, minerals, herbs, and amino acids that are crucial to muscle growth. Not only that, these ingredients are much safer than what you’d find in anabolic steroids (which are not only illegal but also dangerous). 

Animal Stak - 21 Packs

What Is Animal Stak?

Animal Stak is an anabolic hormone stack supplement that comes in a capsule. Not only does it contain herbs, vitamins, minerals, and amino acids, it contains compounds created from cutting edge formulas that are designed to give you the muscle growth that you need in order to look more ripped than ever before. It’s a supplement relied on by bodybuilders and powerlifters that not only want superior muscle growth, but the strength to match it as well.

Animal Stak is designed to boost your testosterone levels since it is essential to muscle growth and strength. Plus, your performance at the gym will increase considerably. If you intend to look great while training to gain insane strength, this could be a supplement that you should consider using. 

What Is Animal Stak

Animal Stak Advantages

  • Promotes amino acid uptake in muscles
  • Plenty of vitamins, minerals, and amino acids that are essential for muscle growth
  • Increases your strength
  • Gives you an energy boost throughout the day
  • Little to no fatigue even after working out
  • Enhances testosterone levels


  • May cause irritability
  • Some of the ingredients included may be pointless to your fitness goals
  • Acne breakouts can occur

Who Makes Animal Stak?

Animal Stak was a brand created in 1983. It’s parent company Universal Nutrition was founded in 1977 in Linden, New Jersey. Today, the company’s headquarters are located in New Brunswick, New Jersey. Since its inception, Animal Stak became a brand known for its anabolic supplements that provided a safe alternative to steroids. Aside from the anabolic stack that they create, they also make different products that are tailored to their user’s fitness and dietary needs. These include but are not limited to protein bars, whey protein, pre-workout, post-workout, amino acids, and more. Today, they have gained a more positive reputation among those who are bodybuilders and powerlifters (both amateur and professional).

Animal Pak Logo

Animal Stak Ingredients

Animal Stak contains the following ingredients: Tribulus Terrestris Extract, Longjack Extract Complex, Fenugreek Seed, Stinging Nettle Root, Maca Extract, Mucuna Pruiens Seed, L-Carnitine Fumarate, and restorative support complex. 

Other ingredients include Vitamin D, Vitamin B6, Magnesium, Zinc, Arginine HCI, L-Lysine HCI, L-Glutamine, L-Alanyl L-Glutamine, Gelatin, silicon dioxide, magnesium stearate, dicalcium phosphate, stearic acid, titanium dioxide, FD&C Blue 1, and FD&C Yellow 5 and 6. Please note that Animal Stak is manufactured at a facility that processes soy, milk, shellfish, fish, peanuts, tree nuts, and wheat. If you have any of these food allergies, you may want to err on the side of caution and consider an alternative. 

Animal Stak Supplement Facts

How Does Animal Stak Work?

 You’ll need to take one pack of Animal Stak per day for three consecutive weeks. Each pack contains capsules that are essential to your muscle growth. On training days, you’ll need to take each pack at least 30 minutes before your workouts. On a non-training day, take one pack on an empty stomach. It’s highly recommended that you take a pack per day for three consecutive weeks and then take the week off afterward. 

Animal Stak is designed to boost testosterone levels, so it will play a role in your overall muscle growth. Meanwhile, it is intended to give you the energy boost you need for you to power through your most intense workouts. On top of giving you muscle growth, your strength will increase gradually. This will make you lift heavier weights with ease. You’ll be on top of your game physically and mentally throughout all of your training days (and even off days). 

If you are intending to get rid of fat, you can safely take Animal Stak with a fat burner. Be sure to allow up to 4 hours before taking your Stak for the day. 

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Is Animal Stak Safe?

While there are safety and side effects concerns for almost every supplement on the market, it’s essential to know what they are. To begin, it should be noted that Animal Stak should be used by persons who are 18 years of age or older. If you are under the age of 18, do not take Animal Stak as it may cause adverse health effects. 

Side effects for Animal Stak include the following: diarrhea, acne, insomnia, erection issues, irritability, restlessness, nausea, heartburn, upset stomach, vomiting, and sweating. Some of these side effects may be associated with specific ingredients like Stinging Nettle Root and L-Carnitine Fumarate.

Where To Buy Animal Stak?

You can purchase Animal Stak on the official Animal website here.

Animal Stak Website

Animal Stak comes in a container of 23 packs for $44.95. They also offer a subscription option which will save you 10%, bringing the price down to $40.45 per container.

Final Thoughts: Does Animal Stak Work?

If you are looking to build muscle and strength, Animal Stak is absolutely worth it. It doesn’t matter if you are looking to gain strength and muscle for the sake of doing so or if you power lift, Animal Stak might be one of the most reliable anabolic supplements on the market that will prove itself to be a lot more effective compared to steroids. 

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