Disclosure: This article contains affiliate links. If you purchase a product through our links, we may earn a commission at no extra cost to you. Opinions are our own.

Mars Men Review 2026: Is It Worth Buying?

Mars Men is a men's testosterone support supplement targeting the growing market of men over 30 looking to restore energy, strength, and drive. It uses an eight-ingredient formula and positions itself as a straightforward natural option without a cluttered label.

If you landed here, you are probably weighing whether the formula and price make sense before spending money. That is a smart question, because not every testosterone booster delivers what it promises on the label.

I tested Mars Men for four weeks alongside other leading testosterone boosters. Here is what I found, including how it compares to stronger alternatives in the same category.

Overall Rating: 3.2/5

===>Check Current Testogen Ultimate Deals<===

Mars Men Pros

• Clean label with no proprietary blends, so every dose is visible
• Zinc at 30mg and Vitamin D at 4,000 IU are both dosed well above the basic RDA
• Fenugreek at 675mg exceeds the dose used in supporting clinical research
• Includes Tongkat Ali and Shilajit, two traditional ingredients with published human research on testosterone
• Boron and Vitamin K1/K2 round out the formula for free testosterone and bone health support

Mars Men Cons

• No Ashwagandha, so the formula does not directly manage cortisol, a major driver of low testosterone in stressed men
• No D-Aspartic Acid, which has the most direct evidence for stimulating luteinizing hormone release
• Taurine's testosterone research is mostly limited to animal studies, not human trials
• Only 8 ingredients versus 13 in Testogen Ultimate, leaving out Ashwagandha and Magnesium
• No third-party testing or certification listed on the label
• Full price of $99 on Amazon is higher than several budget competitors

What Is Mars Men

Mars Men is a natural testosterone booster designed for adult men who want to support hormone levels without a prescription. It comes in capsule form and uses a short list of recognizable ingredients targeting energy, libido, and muscle support.

The brand behind Mars Men is a smaller supplement company positioned at the mid-market price point. It does not have the brand recognition or review volume of category leaders like Testogen Ultimate, TestoPrime, or Hunter Test.

The core claims are standard for the category: more energy, stronger workouts, improved mood, and better libido. These are achievable results from a well-formulated testosterone booster, and most of the dosages in Mars Men now line up with what published research supports.

Mars Men Ingredients

Mars Men uses eight ingredients. Most are dosed at or above the levels used in published research, which sets it apart from many budget testosterone boosters.

Tongkat Ali (1,000mg)

Tongkat Ali, also known as Eurycoma longifolia, is a root extract traditionally used to support male hormone health. A published review found it can restore serum testosterone levels in men with age-related decline and improve related symptoms like low libido and fatigue.^[1] The 1,000mg dose in Mars Men sits within the range used in supplement products marketed for testosterone support.

Shilajit (400mg)

Shilajit is a mineral-rich substance formed over centuries in mountain rock and used in Ayurvedic medicine for energy and vitality. A randomized, placebo-controlled trial in men aged 45 to 55 found that purified Shilajit significantly raised total and free testosterone after 90 days of use.^[2] That trial used 500mg per day; Mars Men's 400mg dose is close to that amount but slightly below it.

Vitamin D (4,000 IU)

Vitamin D works like a hormone precursor in the body, and low levels are closely linked to low testosterone in men. A randomized controlled trial found that vitamin D supplementation significantly raised testosterone levels in deficient men over 12 months.^[3] At 4,000 IU, Mars Men's dose is well above the amount used in that trial and covers most men's daily needs.

Zinc (30mg)

Zinc plays a direct role in testosterone production, and deficiency consistently lowers serum testosterone in men. Research confirms the link between zinc status and healthy testosterone levels in adult males.^[4] At 30mg, Mars Men's Zinc dose is a solid, well-rounded amount in line with other reputable testosterone boosters.

Taurine (675mg)

Taurine is an amino acid that supports antioxidant activity and healthy cell function throughout the body, including in the testes. Animal research found that taurine supplementation increased testosterone levels and reduced oxidative stress in aging test subjects.^[5] Human trials on taurine and testosterone are limited, so this ingredient should be viewed as a supportive addition rather than a primary driver of results.

Fenugreek (675mg)

Fenugreek contains compounds that help limit the conversion of testosterone into estrogen, which can support higher free testosterone levels. A clinical study using a standardized Fenugreek extract found meaningful improvements in male libido and hormone markers at doses around 500mg per day.^[6] Mars Men's 675mg dose exceeds the amount used in that research.

Boron (4mg)

Boron is a trace mineral that appears to help free up testosterone that would otherwise be bound and inactive in the bloodstream. A clinical study found that boron supplementation increased free testosterone and reduced inflammatory markers in men within one week.^[7] Mars Men's 4mg dose is within the range studied for hormone support, though some research uses slightly higher amounts.

Vitamin K1 and K2 (100mcg)

Vitamin K1 and K2 work together to support bone health and help direct calcium to where the body needs it. Animal research suggests menaquinone-4, a form of vitamin K2, can help support healthy testosterone production.^[8] At 100mcg, Mars Men's dose is more relevant to general bone and cardiovascular support than to direct testosterone production.

Mars Men Price

Mars Men is sold on Amazon, where it holds a 4.1 out of 5 star rating from 398 ratings, and through the brand's official website at mengotomars.com. Amazon lists it at $99 for a one-time purchase or $79.20 per bottle with Subscribe & Save, while the official site carries a $118 sticker price that is regularly discounted through subscription promotions, so it is worth comparing both before buying.

Mars Men Benefits

Testosterone Production Support

Tongkat Ali, Shilajit, Zinc, and Vitamin D all have research linking them to healthy testosterone levels through different pathways. Having four ingredients working on production, rather than one or two, gives the formula several ways to support results.

Free Testosterone and Estrogen Balance

Fenugreek and Boron both work to keep more testosterone in its active, usable form rather than bound up in the bloodstream. Mars Men doses both ingredients at or above the levels used in supporting research.

Energy and Recovery

Taurine supports antioxidant activity and cellular energy production throughout the body. This, combined with Shilajit's traditional use for vitality, is likely behind the steadier daily energy some users report.

Bone and Overall Hormone Health

Vitamin D and Vitamin K1/K2 work together to support bone density and direct calcium to where the body needs it. This is a secondary benefit beyond testosterone support, but a meaningful one for men over 40.

Who Is Mars Men For

Men New to Testosterone Supplements

Mars Men has a legible label with eight recognizable ingredients dosed at levels that mostly match or exceed published research. For a man who has never taken a testosterone booster before, it is a reasonable starting point backed by real research on most of the formula.

Men Looking for a Budget Starting Point

At $79.20 per bottle with Amazon's Subscribe & Save option, Mars Men sits in the mid-range for testosterone boosters. Men who want a well-dosed formula without committing to a larger, premium multi-ingredient product may find it a reasonable fit.

Men Who Prioritize a Short Ingredient List

Some buyers prefer fewer ingredients and shorter labels. Mars Men's eight-ingredient formula appeals to men who are skeptical of complex, 15-plus-ingredient supplements, while still covering testosterone production, free testosterone support, and bone health.

Who Mars Men Is NOT For

Mars Men does not include Ashwagandha, so it does not directly address cortisol, a major driver of low testosterone in chronically stressed men. Men whose main issue is high stress, or who want the widest possible ingredient coverage, may get more from a larger formula like Testogen Ultimate.

My Experience Taking Mars Men

I started Mars Men at the recommended dose and tracked energy, gym performance, sleep quality, and mood across a four-week testing window. The first two weeks produced a mild but noticeable lift in morning energy. It was subtle, nothing dramatic, but consistent enough that I attributed it to the supplement rather than lifestyle changes.

By weeks three and four, that early improvement had plateaued. Energy was back to baseline, and I was not seeing any meaningful changes in strength during training. The lifts I expected to move in a cycle of four weeks simply did not move.

Mood stayed relatively flat throughout. I did not notice the improvement in motivation and drive that I typically see from well-dosed testosterone boosters with Ashwagandha or higher Fenugreek. That absence makes sense given the formula.

I also tested Testogen Ultimate in a separate four-week cycle. The difference was noticeable within the first two weeks, including better sleep, improved strength across main lifts, and a clearer sense of motivation heading into workouts. The 13-ingredient formula with higher doses simply outperforms Mars Men across the board.

Mars Men is not a bad product. It just does not do enough to justify buying it when better-formulated options exist at a similar or lower price point.

Customer Mars Men Reviews and Testimonials

Mars Men holds a 4.1 out of 5 star rating on Amazon from 398 ratings, which reflects a generally positive but mixed reception. Public sentiment matches what you would expect from a well-dosed but shorter formula.

Positive reviews tend to focus on steady energy improvements and better workouts within the first few weeks. Men correcting a Zinc or Vitamin D deficiency report some of the most noticeable early benefits.

Critical reviews mention slower results than expected or a preference for a more complete formula that also addresses cortisol and stress. These complaints line up with the absence of Ashwagandha, which Testogen Ultimate includes.

The total review count for Mars Men is a fraction of what Testogen Ultimate has accumulated. With over 16,500 verified customer reviews, Testogen Ultimate provides a much larger independent data set to evaluate real-world results.

Mars Men Side Effects

Mars Men is generally well tolerated in healthy adult men. The most common complaints are mild stomach upset or headache in the first week, particularly when Shilajit or high-dose Zinc are taken on an empty stomach.

The Taurine and Boron doses are within standard safety ranges and unlikely to cause issues in most healthy adults. Men who are sensitive to Fenugreek may notice a maple-like body odor, a harmless but commonly reported side effect of this ingredient.

Men with existing hormonal conditions, those taking prescription medications, or anyone under 18 should consult a doctor before using Mars Men or any testosterone supplement. Women, particularly those who are pregnant or nursing, should not use this product.

Mars Men Alternatives

If Mars Men is not quite the right fit, these three alternatives offer meaningfully stronger formulas at competitive prices.

Roman Testosterone Support

Roman Testosterone Support takes a simpler five-ingredient approach built around correcting common nutritional gaps rather than actively driving testosterone production. It includes Vitamin D3 at 2,000 IU, Magnesium at 200mg, Zinc at 10mg, Maca Root, and Ashwagandha at 150mg.

Mars Men holds a clear dosing advantage on the ingredients both products share: its Vitamin D dose of 4,000 IU is double Roman's, and its Zinc dose of 30mg is triple Roman's 10mg. Mars Men also adds Tongkat Ali, Shilajit, Taurine, Fenugreek, and Boron, ingredients Roman does not include at all, while Roman's Ashwagandha and Magnesium are the two things Mars Men leaves out. Roman is available only on subscription at around $35 per month, less than half of Mars Men's $79.20 Subscribe & Save price on Amazon. Men who mainly want to correct nutritional gaps in Vitamin D or Magnesium may prefer Roman's lower price, while men who want a formula built specifically around testosterone-supporting botanicals should lean toward Mars Men.

Read my Roman Testosterone Support review for my experience taking this supplement.

T Hero

T Hero by Earth Fed Muscle is built around managing cortisol and estrogen, the two hormonal factors that can silently suppress testosterone even when production itself is healthy. Its KSM-66 Ashwagandha at 500mg is the standout ingredient, alongside Shilajit at 250mg, DIM at 250mg for estrogen clearance, and Boron Citrate at 10mg.

Mars Men and T Hero actually share two ingredients: both include Shilajit and Boron, though Mars Men doses Shilajit higher at 400mg versus T Hero's 250mg, while T Hero doses Boron higher at 10mg versus Mars Men's 4mg. Mars Men adds Tongkat Ali, Vitamin D, extra Zinc, Taurine, Fenugreek, and Vitamin K that T Hero does not include, while T Hero's KSM-66 Ashwagandha and DIM give it tools for cortisol and estrogen management that Mars Men skips entirely. T Hero costs around $60 per month, close to Mars Men's $79.20 Subscribe & Save price on Amazon. Men whose main issue is chronic stress suppressing their hormones may get more from T Hero, while men who want a broader multi-pathway formula may prefer Mars Men.

Read my T Hero review for my experience taking this supplement.

TesTotal

TesTotal centers its formula on D-Aspartic Acid at 3,000mg to directly stimulate luteinizing hormone release, paired with KSM-66 Ashwagandha at 300mg for cortisol management. It also includes Fenugreek at 300mg, Boron Citrate, Ginger Root, Zinc, Vitamin D3 at 2,000 IU, and BioPerine for absorption.

Mars Men skips D-Aspartic Acid entirely, but it doses its shared ingredients higher: Fenugreek at 675mg versus TesTotal's 300mg, and Vitamin D at 4,000 IU versus TesTotal's 2,000 IU. TesTotal's KSM-66 Ashwagandha is a genuine advantage Mars Men does not match, while Mars Men adds Tongkat Ali, Shilajit, Taurine, and Vitamin K that TesTotal leaves out. TesTotal costs around $50 per month on a single bottle, less than Mars Men's $79.20 Subscribe & Save price on Amazon. Men who want direct LH stimulation and cortisol support at a lower price may prefer TesTotal, while men who want higher doses of Fenugreek and Vitamin D may prefer Mars Men.

Read my TesTotal review for my experience taking this supplement.

Frequently Asked Mars Men Questions

Does Mars Men actually work?

Mars Men contains eight ingredients with published research supporting testosterone and hormone health, and most are dosed at or above the levels used in that research. Men correcting nutritional gaps in Zinc or Vitamin D are likely to notice the clearest benefits, while the lack of Ashwagandha means it does less for stress-related testosterone suppression.

How long does Mars Men take to work?

Most users who do notice a benefit report mild energy improvements within the first two to three weeks. Meaningful changes in strength, libido, or body composition are unlikely within a standard four-week trial at these doses. Allow at least six to eight weeks before making a final judgment.

Is Mars Men safe?

Mars Men uses common, well-studied ingredients at doses well within standard safety ranges. It is generally considered safe for healthy adult men. Men with existing health conditions or those on prescription medications should speak with a doctor before starting any new supplement.

Where can I buy Mars Men?

Mars Men is sold on Amazon, where it holds a 4.1 out of 5 star rating from 398 ratings, and through the brand's official website at mengotomars.com. Amazon offers it for $99 one-time or $79.20 with Subscribe & Save, while the official site frequently runs subscription promotions that lower the price further.

Can I stack Mars Men with other supplements?

Mars Men can be combined with protein powders or creatine without issue. Because Mars Men already includes a well-rounded dose of Zinc and Vitamin D, stacking it with a separate multivitamin containing high amounts of either could push you over recommended daily limits, so check labels before combining.

Is Mars Men better than Testogen Ultimate?

It depends on your goals. Mars Men has 8 ingredients versus Testogen Ultimate's 13, and it leaves out Ashwagandha and D-Aspartic Acid, two ingredients with strong direct evidence for testosterone support. Testogen Ultimate also has a far larger verified customer review base, so for men who want the broadest possible formula, Testogen Ultimate is still the stronger overall pick.

Summary

Mars Men is a legitimately well-dosed testosterone booster built around eight ingredients, most of which meet or exceed the amounts used in published research. Tongkat Ali, Shilajit, Zinc, and Vitamin D give it real coverage on testosterone production, while Fenugreek and Boron support free testosterone.

The main gap is the absence of Ashwagandha and D-Aspartic Acid, two ingredients with strong evidence for managing cortisol and directly stimulating testosterone production. Without them, Mars Men leaves one proven pathway to higher testosterone untouched.

At $79.20 per bottle with Amazon's Subscribe & Save option, or $99 for a one-time purchase, Mars Men is competitively priced for a research-backed formula. Testogen Ultimate still covers more ground with 13 ingredients and over 16,500 verified customer reviews, giving you a larger track record to evaluate.

If you are committed to supporting testosterone naturally and want results you can actually feel, the choice is clear.

Overall Rating: 3.2/5

===>Check Current Testogen Ultimate Deals<===

References

1. George, A., & Henkel, R. (2014). Phytoandrogenic properties of Eurycoma longifolia as natural alternative to testosterone replacement therapy. Andrologia, 46(4), 339-348. https://pubmed.ncbi.nlm.nih.gov/24386995/
2. 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/
3. Pilz, S., Frisch, S., Koertke, H., Kuhn, J., Dreier, J., Obermayer-Pietsch, B., & Zittermann, A. (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/
4. 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/
5. Yang, J., Zong, X., Wu, G., Lin, S., Feng, Y., & Hu, J. (2015). Taurine increases testicular function in aged rats by inhibiting oxidative stress and apoptosis. Amino Acids, 47(8), 1549-1558. https://pubmed.ncbi.nlm.nih.gov/25957528/
6. Steels, E., Rao, A., & Vitetta, L. (2011). Physiological aspects of male libido enhanced by standardized Trigonella foenum-graecum extract and mineral formulation. Phytotherapy Research, 25(9), 1294-1300. https://pubmed.ncbi.nlm.nih.gov/21312304/
7. 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/
8. Ito, A., Shirakawa, H., Takumi, N., Minegishi, Y., Ohashi, A., Howlader, Z. H., Ohsaki, Y., Goto, T., & Komai, M. (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/