Rated 5.00 out of 5 based on 4 customer ratings
(4 customer reviews)




Testosterone-1™ (Test), legal testosterone alternative. Used when the primary goal is to build muscle and burn fat. So versatile, used in both bulking and cutting stacks. Testosterone, a reliable ergogenic legal steroid implemented to help in all areas of fitness. Testosterone, ideal for hard gainers that struggle to improve strength and muscle definition. When used alone, Testosterone is a dependable supplement for supporting lean growth, accelerating fat loss, and increasing muscle strength. Also, combining Testosterone with other steroid supplements will drastically accelerate and maximize your gains.

While if a hard gainer, stacking Testosterone with other compounds, strongly recommended. Testosterone can be used in all types of stacks. Using legal testosterone alternative by itself at low to medium doses, a great way to optimize sexual and physical fitness. *In certain doses this product may enhance erectile hardness. This product, NOT recommended for women.

Legal testosterone alternative promotes muscle building and fat loss, as well as induced a heightened sex drive. Users will experience and improvement in lean muscle mass, an noticeable loss of body fat (particularly in the abdominal section), a heightened sex drive, and harder-larger erections.  Each bottle contains 60 Tablets. Use 1-2 Daily.

Muscle Labs USA Sport Supplements – Testosterone-1

60 Capsules Per Bottle

  • Supports Muscle Growth
  • Elevates Testosterone
  • Strength and Fat Loss

• Take 1-2 tablets daily with a full glass of water
• 12 week cycle is recommended.
• Stacking is recommended.
• Use on training and non training days
• Testosterone is best used 20-30 minutes prior to training

Stacking With Testosterone

A stack is a group of 2-4 products used together to amplify and maximize results. A bodybuilding stack includes a combination of products that each have different intended purposes. Combining just the right muscle builders and fat burners can deliver a very impressive end-result. Stacking steroid supplements together results in a powerful synergistic effect that will dramatically enhance your before and after results. Beginner stacks typically consist of a pre-workout fat burner, an anabolic muscle builder, and a post-workout recovery product.

Bulking and Cutting

The difference between bulking and cutting is that you gain weight during the bulk and lose weight during the cut. Bulking describes a regimen with the primary goal of inducing muscle growth and weight gain. Bulking cycles will improve strength and power. Cutting, on the other hand, refers to the phase geared towards accelerating fat loss. Cutting cycles not only maximize your physical appearance, but improves muscle tone, strength and stamina. *Test can be used in cutting cycles, strength cycles, muscle building stacks.

Best Testosterone Stacks

For Bulking, Test Stacks Well With:
► Diandrobol
► Deccabolan

For Cutting, Test Stacks BEST With:
► Clenbuterall
► Winsdrol

To Build Muscle and Burn Fat, Test Stacks Well With:
► Anadroll
► Trendrolone *Tends to deliver more vascularity.

Need Assistance ? Return to the home page and use the Live Chat feature to speak with a Muscle Labs USA team member !



Specialty Formulated Anabolics and Thermogenics

The anabolic and thermogenic legal steroids provided by Muscle Labs USA Supplements are compliant with all local, state and federal laws of the United States. Each product contains a unique blend of ergogenic compounds specifically designed to maximize muscle growth or promote fat loss. All of the products are manufactured in an FDA Registered and Inspected Facility. Our manufacturing facility also meets all current (2019) NSF and GMP Standards.

Drug Testing

Employment Screening Safe

Muscle Labs USA has been successfully designing legal anabolic supplements since 1999. You can be reassured that these products will not cause you to fail any standardized drug test. Each of the legal steroid alternatives offered by Muscle labs USA Supplements are absent of any prescription drug ingredients. *None of the ingredients used are classified as “drugs”. *The ingredients used are presently classified as “dietary supplements”.

Military Approved Supplements

Muscle Labs USA Supplements has been successfully providing supplements to the United States Military personnel for nearly a decade. There have been NO reports of issues regarding drug screening. You can view the current list of military banned supplements here: https://www.opss.org/prohibited-department-defense

Competitive Sports

Are Muscle Labs USA Supplements prohibited in sports competition? It is possible that some performance enhancers are prohibited for use in sports competition. The fact is, they will certainly give you an advantage over other athletes. If you are a competing athlete subject to performance enhancement screening, certain ingredients can effect the outcome. Your athletic committee can supply you with a complete list of prohibited performance enhancers. Below we have provided a link to sports organizations with banned or prohibited lists.

Check Your Sporting Association Below

  • National Collegiate Athletic Association NCAA http://www.ncaa.org/2018-19-ncaa-banned-drugs-list
  • World Anti-Doping Agency https://www.wada-ama.org/sites/default/files/wada_2019_english_prohibited_list.pdf
  • Major League Baseball MLB http://mlb.mlb.com/pa/pdf/prohibited-substances.pdf
  • UFC Mixed Martial Arts https://ufc.usada.org/wp-content/uploads/ufc-wallet-card-EN.pdf
  • WNBF World Natural Bodybuilding Federation https://www.worldnaturalbb.com/drug-testing-banned-substances/

Safety and Side Effects

All of the legal steroids and steroid alternatives offered by Muscle Labs USA Supplement are safe. None of the ingredients used are under any FDA Ban or safety recall. We do not sell any substances that have been banned or recalled by the FDA. Use these products responsibly. Intentionally misusing these supplements by dramatically increasing the dose outside of a normal range, can result in unwanted side effects. *Exceeding the recommended dose in order to expedite more dramatic muscle growth or fat loss is never encouraged. Please follow the instructions listed on the bottle. It is important to use all products in a manner that is consistent with the product label.

4 reviews for Testosterone-1

  1. Rated 5 out of 5

    Mike K

    This is awesome! I noticed improvement within a few days-better pumps and better overall mood!

  2. Rated 5 out of 5

    Ed S.

    I can definitely recommend this product to all natural lifters. I can tell it’s working. At 51I don’t often get to feel like I’m nineteen again. This is so close to the anabolic effects I remember I’m youth.

  3. Rated 5 out of 5


    Can’t say enough about this product. I felt the difference within like 2 days-does exactly what it says, and maybe a little more. Best test booster I’ve ever used!

  4. Rated 5 out of 5

    Richard S

    My name is Richard S. I started and finished my 30 days on Testosterone-1. I started at 322 lbs , I am now at 294 and going down. I started at a 48 inch waist. I now am at 42 inch waist.

    My strength went up in bench and Leg press. My Bench was weak at 255. It now is over 315. My leg press was 700. It now is over 1000 lbs.

    I am excited to be getting my new cutting stack soon.

    Thanks muscle labs usa! you have made working out fun again.

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