Sigma – Testosterone Booster (120 Capsules)

Sigma – Testosterone Booster (120 Capsules)

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About This Product

  • Promotes increased testosterone and free testosterone levels
  • 3rd-party tested formula

Promote higher testosterone and free testosterone levels with Sigma from Gorilla Mind. This 3rd-party tested formula supports optimal nutrient and mineral intake, androgen biosynthesis, binding protein interactions, and stress management with vitamin d3, magnesium, zinc, boron, Fadogia Agrestis, Tongkat Ali, and KSM-66®.

Frequently Asked Questions

What is “free” testosterone?

“Free” testosterone refers to testosterone that isn’t bound to proteins. Free testosterone affects muscle mass, sex drive, and energy.

What is androgen biosynthesis?

Androgen biosynthesis is the process in which sex steroid hormones (androgens) are made. Androgens play a role in maintaining reproductive health, muscle tone and mass, cardiovascular health, and cognitive function.

What is Fadogia Agrestis?

Fadogia Agrestis is a plant native to Nigeria that is often used to promote elevated testosterone levels.

What is Tongkat Ali?

Tongkat Ali is an herb derived from the Eurycoma longifolia shrub. It has been shown to support sexual health and vitality in males. 

What is KSM-66?

KSM-66 is a branded, full-spectrum ashwagandha extract that supports healthy testosterone levels, performance, and the body’s response to stress.

Directions

For best results, take two (2) to four (4) capsules spread throughout the day. Do not exceed four (4) capsules in any 24 hour period. Sigma Testosterone Booster* should be cycled. Take daily for 1 month, then at least 1 week off before resuming use.

Warning

KEEP OUT OF REACH OF CHILDREN. This product should not be taken by individuals who are pregnant, nursing, have or suspect a medical condition, are taking any medications, or are under 18 years of age. Consult a physician before taking this or any other dietary supplement. Store in a cool, dry place.

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Serving Size: 2 Capsules
Number of Servings: 60 Servings
Amount Per Serving
% Daily Value
VITAMIN D3  - (AS CHOLECALCIFEROL)
188%
MAGNESIUM  - (AS MAGNESIUM BISGLYCINATE)
24%
ZINC  - (AS ZINC BISGLYCINATE)
137%
FADOGIA AGRESTIS  - (10:1)(STEM)
**%
TONGKAT ALI EXTRACT  - (ROOT)(STANDARDIZED TO 1% EURYCOMANONE)
**%
ASHWAGANDHA EXTRACT  - (KSM-66)(ROOT)(STANDARDIZED TO 5% WITHANOLIDES)
**%
BORON  - (AS BORON CITRATE)
**%

Other Ingredients:

Hypromellose (HPMC) Capsule, Vegetable Magnesium Stearate, Silicon Dioxide.

Brand:
Gorilla Mind
Form:
Capsules
Serving Size:
2 Capsules
Number of Servings:
60 Servings
Price per Serving:
($0.83 / serving)
Product Weight:
4  OZ
Item # :
GMD-11726 / 2277259

  • Aspiring Bodybuilders: Individuals aiming to enhance muscle mass and strength may find this supplement beneficial as it supports free testosterone levels, crucial for muscle development.
  • Men Over 40: Those experiencing age-related changes may benefit from ingredients that support healthy testosterone levels, helping to maintain vitality and energy.
  • Active Lifestyle Seekers: People engaging in regular physical activities might seek the support this product offers for nutrient intake and recovery, enhancing their workout performance.
  • Stress-Affected Individuals: For those managing daily stress, the formula includes ingredients like KSM-66® Ashwagandha extract to support stress management, promoting a balanced well-being.
  • Health-Conscious Individuals: Individuals focused on maintaining overall reproductive health and cardiovascular function could benefit from the comprehensive profile of testosterone-supporting ingredients included in this supplement.

956 Ratings
4.8out of 5 stars
956 Ratings

Rated 5 stars by 85% of reviewers

Rated 4 stars by 11% of reviewers

Rated 3 stars by 3% of reviewers

Rated 2 stars by 1% of reviewers

Rated 1 star by 1% of reviewers

Would you recommend?
1-10 of 956 Reviews
Rated 5 out of 5
Feb 22, 2026
Feeling good!
Already feeling better Strett just a week. Really excited to see this through
Rated 5 out of 5
Feb 19, 2026
Awesome product! Noticeably stronger and
Awesome product! Noticeably stronger and more energetic.
Rated 5 out of 5
Feb 16, 2026
It just works
Ive tested sigma twice. It increased my levels by 100 points each time.
Rated 5 out of 5
Feb 12, 2026
LEGIT AF
As advertised. . .
Rated 5 out of 5
Feb 12, 2026
Love it!!
Great product amd ships fast. Super happy with results.
Rated 5 out of 5
Feb 10, 2026
Five Stars
Actually works, I feel great and definitely can see a difference in my energy and vibe.
Rated 5 out of 5
Feb 10, 2026
Absolutely works!
Absolutely love this product. It takes a couple weeks for the effects to kick in, but if you were to stop taking it the impact is immediately felt. Sharper brain focus, no brain fog, more energy throughout the day. Totally recommend.
Rated 5 out of 5
Jan 30, 2026
Good combo
Good supplement that has a whole lot in it and basically replaces a stack and saves you from having to swallow like 5 pills at a time and makes it easy to stick to your routine.
Rated 5 out of 5
Jan 10, 2026
Awesome
After a week using testosterone and gorilla mind to tell us of each day working out very well I feel way better than I did before except for dry mouth
Rated 5 out of 5
Jan 1, 2026
Great for power and endurance!
Great for power and endurance!
Disclaimer:

Product reviews are provided for informational purposes only and reflect solely the views and opinions expressed by the contributors and not those of the Vitamin Shoppe. Vitamin Shoppe does not verify or endorse any claims made in these reviews. Please read the full product reviews disclaimer.

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4 Questions
Why did you choose this?

Lack energy

Good for working out.

Have purchased before.

Ratings / feedback

Will this interact negatively with ultimate man 50?

Best Answer:  Yes you can use the ultimate man 50 with this supplement as they will not interfere with each other.

Does this cause your heart to accelerate or palpitate?

Best Answer:  This supplement does not contain any stimulants or caffeine so it will not accelerate your heart rate.

Can Women Benefit from taking this product?
Disclaimer:

Product reviews are provided for informational purposes only and reflect solely the views and opinions expressed by the contributors and not those of the Vitamin Shoppe. Vitamin Shoppe does not verify or endorse any claims made in these reviews. Please read the full product reviews disclaimer.

 

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  2. Place your online order of $35 or more* - after promotions and before tax are applied
  3. Use "Standard" shipping option at checkout

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About Gorilla Mind

Gorilla Mode Lean Beef Patty Signature Series Pre-Workout Formula – Patty's Iced Tea (1.76 lbs./40 Servings)

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4 Signs You Have Low Testosterone

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How Does Testosterone Replacement Therapy Work—And Is It Right For You?

How Does Testosterone Replacement Therapy Work—And Is It Right For You?

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