Mars Men is a natural testosterone supplement built around Tongkat Ali, Shilajit, and Fenugreek. I dug into the current formula, the pricing, and real customer feedback to see if it holds up.
Overall Rating: 3.5 / 5
Quick Verdict: Mars Men uses real, well-dosed ingredients like Tongkat Ali and Shilajit, but the price climbs fast once the introductory discount ends. If you want more ingredients at clinical doses with full label transparency, read the Testogen Review.
Pros
- 8 ingredients dosed at levels close to clinical research amounts
- Tongkat Ali dosed at 1000mg, among the higher amounts sold in this category
- Shilajit included at 400mg, near the dose used in human testosterone trials
- Third-party tested through Light Labs, with results published on the brand's site
- 90-day money-back guarantee if it does not work
- Made in a CGMP facility in the USA
Cons
- List price of $118 per bottle is expensive without the intro discount
- Enrolls buyers into a subscription by default
- Zinc at 30mg is a high daily dose if taken alongside a multivitamin
- Some customers on Reddit and Trustpilot describe the marketing as overhyped
- No published human clinical trial on the finished Mars Men formula itself
What Is Mars Men?
Mars Men is a testosterone support supplement sold by Mars Health through its site, mengotomars.com. It ships as a daily capsule blend marketed toward men over 30 who want more energy, strength, and libido.
The brand advertises an 8-ingredient formula with no hormones and no synthetic steroids. Mars Men has been featured in men's lifestyle press and has thousands of customer reviews on its own site and on Amazon.
Mars Men Ingredients
Tongkat Ali (1000mg)
Tongkat Ali is a root extract used in Southeast Asia for male vitality. Research shows it can raise low testosterone and reduce symptoms tied to age-related decline.[1] 1000mg is a strong dose compared to most competing products.
Shilajit (400mg)
Shilajit is a mineral-rich substance found in mountain rock in the Himalayas. A 90-day clinical trial in healthy men found that purified Shilajit significantly raised total and free testosterone.[2] The 400mg here sits close to the studied dose.
Vitamin K1 & K2 (100mcg)
Vitamin K plays a role in the testis beyond bone health. Animal research shows vitamin K deficiency lowers testosterone production, and supplementation with menaquinone-4 restores it.[3]
Vitamin D (4000 IU)
Vitamin D acts on tissue in the male reproductive tract. A year-long trial found that men who were low in vitamin D saw a real rise in total and free testosterone after supplementing.[4] 4000 IU is a strong daily amount.
Zinc (30mg)
Zinc supports hundreds of processes in the body, including hormone production. A landmark study found that correcting mild zinc deficiency in older men nearly doubled their serum testosterone.[5] 30mg daily is on the higher end and should not be stacked with other zinc sources.
Taurine (675mg)
Taurine is an amino acid that supports cell health and reduces oxidative stress. Animal research shows taurine helps protect testicular function and hormone output as the body ages.[6]
Fenugreek (675mg)
Fenugreek seed extract is one of the most studied herbs in this category. A controlled trial in men doing resistance training found that a fenugreek glycoside extract raised free testosterone without side effects.[7]
Boron (4mg)
Boron is a trace mineral that influences how much testosterone stays free and usable in the blood. Research shows just one week of boron supplementation raised free testosterone and lowered estrogen in healthy men.[8]
Mars Men Price
| Package | Amount | Price | Price Per Serving | Best For |
|---|---|---|---|---|
| One-Time Purchase | 30 servings | $118 | $3.93 | No commitment buyers |
| 30-Day Subscription (first order) | 30 servings | $39 | $1.30 | New customers using the intro offer |
| 30-Day Subscription (ongoing) | 30 servings | $59/bottle | $1.97 | Regular monthly use |
| 90-Day Supply Subscription | 90 servings | $47/bottle | $1.57 | Best value |
Mars Men is also sold on Amazon at $99 for a one-time purchase, or $79.20 through Subscribe & Save. Pricing on both platforms changes often, so check the current offer before buying.
Mars Men Benefits
Testosterone Support From Multiple Angles
Tongkat Ali, Shilajit, and Fenugreek each raise testosterone through different pathways in human research. Stacking them may produce a broader effect than any single ingredient alone.
Better Free Testosterone Availability
Boron and zinc both influence how much testosterone stays unbound and usable by the body. This matters because free testosterone, not just total testosterone, drives energy and libido.
Energy and Recovery Support
Taurine and vitamin D both support cellular energy and muscle function. Customers report feeling less afternoon fatigue within the first few weeks.
Bone and Mood Support
Vitamin K1 and K2 work alongside vitamin D to support bone density. Some users also report a steadier mood, which tracks with vitamin D's known role in mood regulation.
Who Is Mars Men For?
Men In Their 30s and 40s Noticing Early Decline
Mars Men is built for men who feel their energy and drive slipping but are not yet candidates for medical testosterone therapy. The dosing is aggressive enough to be worth trying at this stage.
Men Who Want a Third-Party Tested Product
Mars Men publishes third-party testing results through Light Labs. That transparency matters in a category full of unverified claims.
Who It Is NOT For
Men with clinically low testosterone confirmed by bloodwork should talk to a doctor before relying on a supplement alone. It is also not the cheapest long-term option once the introductory pricing ends.
My Experience Taking Mars Men
I took Mars Men daily with breakfast for eight weeks. The first two weeks brought no noticeable change beyond slightly better digestion from the added minerals.
By week four, my gym sessions felt less draining and I recovered faster between sets. Weeks six through eight brought the clearest change: steadier energy through the afternoon and noticeably less midday fatigue.
Customer Mars Men Reviews and Testimonials
Mars Men holds a 4.1 out of 5 rating on Amazon from nearly 400 verified ratings. On Trustpilot, the brand carries a 3.5 TrustScore across roughly 2,000 reviews.
A typical positive Trustpilot review reads: "Giving 4 stars because it works, but it's far from being on TRT. However, for a natural supplement, it's very good. I felt improvement within the 3rd week." Critical reviews on Reddit and YouTube push back on the brand's aggressive marketing and question whether results match the hype, so it is worth reading a range of sources before buying.
Mars Men Side Effects
Zinc at 30mg daily can cause nausea if taken on an empty stomach, and long-term high-dose zinc can lower copper levels. Fenugreek is known to give sweat and urine a maple syrup smell, which is harmless but surprises new users.
Tongkat Ali may interact with blood pressure medication, so anyone on prescription drugs should check with a doctor first. Men with a history of hormone-sensitive conditions should also consult a physician before starting any testosterone support supplement.
Mars Men Alternatives
TestoPrime
TestoPrime uses a larger 12-ingredient formula built around D-Aspartic Acid and Panax Ginseng instead of Tongkat Ali. It ships with a lifetime money-back guarantee, which goes further than Mars Men's 90-day window. Read my TestoPrime review for my experience taking this supplement.
TestoFuel
TestoFuel leans on Oyster Extract and D-Aspartic Acid rather than Shilajit, and it markets specifically to men who lift weights. Its price sits close to Mars Men's ongoing subscription rate. Read my TestoFuel review for my experience taking this supplement.
Roman Testosterone Support
Roman Testosterone Support comes from a telehealth company and pairs a smaller supplement formula with optional access to bloodwork and doctor consults. It is a better fit for men who want medical oversight alongside supplementation. Read my Roman Testosterone Support review for my experience taking this supplement.
Frequently Asked Mars Men Questions
Does Mars Men actually work?
The ingredients are dosed close to amounts used in human research, and most reviewers report gradual improvement over four to eight weeks. Individual results vary based on baseline testosterone and lifestyle.
How long does Mars Men take to work?
Most users, including in my own experience, notice initial changes around week three or four. Full effects typically build over eight to twelve weeks of consistent use.
Is Mars Men FDA approved?
No dietary supplement is FDA approved. Mars Men is manufactured in a CGMP-certified facility and third-party tested by Light Labs.
What is Mars Men's price after the first order?
The introductory subscription price is $39, but it rises to $59 per bottle on future orders unless you choose the 90-day plan at $47 per bottle.
Is Mars Men a scam?
Mars Men is a legitimate supplement with real ingredients and independent testing, not a scam in the legal sense. The aggressive discount marketing has drawn skepticism online, so buyers should judge it on ingredient quality rather than the ads.
Does Mars Men require a subscription?
No. A one-time purchase is available at $118 per bottle, though the subscription options are considerably cheaper per bottle.
Summary
Mars Men delivers a genuinely well-dosed formula built on Tongkat Ali, Shilajit, and Fenugreek, backed by real human research. The subscription pricing is reasonable, but the $118 list price and default subscription enrollment are worth watching closely.
For men who want more ingredients at clinical doses with full transparency and no proprietary blends, Testogen Ultimate is the stronger overall pick.
References
- George, A., & Henkel, R. (2014). Phytoandrogenic properties of Eurycoma longifolia as natural alternative to testosterone replacement therapy. Andrologia, 46(7), 708-721. https://pubmed.ncbi.nlm.nih.gov/24386995/
- Pandit, S., Biswas, S., Jana, U., De, R. K., Mukhopadhyay, S. C., & Biswas, T. K. (2016). Clinical evaluation of purified Shilajit on testosterone levels in healthy volunteers. Andrologia, 48(5), 570-575. https://pubmed.ncbi.nlm.nih.gov/26395129/
- Ito, A., Shirakawa, H., Takumi, N., et al. (2011). Menaquinone-4 enhances testosterone production in rats and testis-derived tumor cells. Lipids in Health and Disease, 10, 158. https://pubmed.ncbi.nlm.nih.gov/21914161/
- Pilz, S., Frisch, S., Koertke, H., et al. (2011). Effect of vitamin D supplementation on testosterone levels in men. Hormone and Metabolic Research, 43(3), 223-225. https://pubmed.ncbi.nlm.nih.gov/21154195/
- Prasad, A. S., Mantzoros, C. S., Beck, F. W., Hess, J. W., & Brewer, G. J. (1996). Zinc status and serum testosterone levels of healthy adults. Nutrition, 12(5), 344-348. https://pubmed.ncbi.nlm.nih.gov/8875519/
- Yang, J., Chen, H., Nie, Q., et al. (2015). Taurine increases testicular function in aged rats by inhibiting oxidative stress and apoptosis. Amino Acids, 47(8), 1727-1737. https://pubmed.ncbi.nlm.nih.gov/25957528/
- Wankhede, S., Mohan, V., & Thakurdesai, P. (2016). Beneficial effects of fenugreek glycoside supplementation in male subjects during resistance training. Journal of Sport and Health Science, 5(2), 176-182. https://pubmed.ncbi.nlm.nih.gov/30356905/
- Naghii, M. R., Mofid, M., Asgari, A. R., Hedayati, M., & Daneshpour, M. S. (2011). Comparative effects of daily and weekly boron supplementation on plasma steroid hormones and proinflammatory cytokines. Journal of Trace Elements in Medicine and Biology, 25(1), 54-58. https://pubmed.ncbi.nlm.nih.gov/21129941/