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Maca Man

GNC Men's
3.8
★ ★ ★ ★ ★
(104 ratings)
Niacin 50 mg
Arginine 1000 mg
Ginkgo
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Score58
A costly male-vitality formula with little vision relevance and a serious yohimbe-related cardiovascular caution.
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Quantity:60 Tablet(s) • (20 servings)
Goals:

Score 58

A costly male-vitality formula with little vision relevance and a serious yohimbe-related cardiovascular caution.
How scoring works
$34.99($1.74 per serving)
Walmart
$ 34.99
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Analysis

L-arginine, maca, yohimbe, ginkgo, and niacin are aimed at male vitality and circulation rather than eye health. The formula provides no lutein, zeaxanthin, or other central macular nutrients.

Arginine is moderate, while the ginkgo amount is low and its marker percentages are not given. The two niacin entries also make the exact form balance less straightforward than a focused product.

Yohimbe is the decisive trade-off because the listed alkaloid amount can raise heart rate or blood pressure in susceptible users. High serving cost and a three-tablet routine further weaken the value of the supplied doses.

Who is it for
  • Adults specifically seeking a male-vitality blend
  • Users without cardiovascular risk factors
  • People not using stimulants or blood-pressure medicines
Best for
  • Male-vitality use rather than vision support
  • Combined maca and arginine routines
  • Users who have screened yohimbe suitability

Pros

  • Clearly lists major active amounts
  • Provides a moderate L-arginine amount
  • Names ginkgo marker groups

Cons

  • Poor alignment with vision support
  • Ginkgo standardization percentages are missing
  • Weak dose-based value

Warnings

  • Yohimbe alkaloids may raise heart rate or blood pressure and are unsuitable for people with uncontrolled hypertension.
  • Yohimbe should not be combined casually with stimulants or blood-pressure medicines.
  • Ginkgo may increase bleeding risk with anticoagulant or antiplatelet medicines.

Nutrient quality

54 Moderate impact

The actives generally fit libido, circulation, and performance support. The large listed yohimbe alkaloid amount creates a serious overstimulation and cardiovascular concern.

Ingredient transparency

80 High impact

No proprietary blend hides the formula. The supplied data omit inactive ingredients.

Customer satisfaction

51 Moderate impact

Feedback volume is adequate but not broad. The aggregate satisfaction metric is weak.

Value for money

40 Lower impact

Most actives fit the concept, although ginkgo contributes limited dose value. The serving is expensive relative to the moderate core doses.

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Ingredients

IngredientAmount per serving
Niacin (Niacinamide)
50 mg
L-Arginine
1000 mg
Maca root & tubers powder
900 mg
Yohimbe bark extract (Yohimbine Alkaloids)
62.5 mg
Ginkgo biloba leaf extract (Ginkgo Flavonglycosides, Terpene Lactones)
40 mg
Gluten Free Men 18–50 Dairy Free Sugar Free
Report overview
B Active Ingredient Quality & BioavailabilityC+ Dose, Safety & Label TransparencyF Value

The mixed niacin and niacinamide profile resembles a general combination formula rather than a goal-specific niacin product. One niacin portion is not chemically defined, weakening confidence about flushing and cardiovascular relevance. Yohimbe alkaloids add a product-specific concern because they may raise heart rate or blood pressure, especially for people with cardiovascular conditions or using stimulants.

Arginine · 1000 mg OverallScore52
C- Active Ingredient Quality & BioavailabilityC Dose, Safety & Label TransparencyF Value

The standard L-arginine form provides a moderate amount, but the compressed caplets lack a controlled-release feature. Three caplets are manageable, although the cost per gram is poor compared with dedicated arginine products. Yohimbe alkaloids can raise heart rate and blood pressure, making the formula unsuitable for people with uncontrolled hypertension or those using stimulant medicines.

F Active Ingredient Quality & BioavailabilityC- Dose, Safety & Label TransparencyF Value

The ginkgo amount is below common daily target levels even though both key marker groups are named. Percentages and ginkgolic-acid purity are missing, so extract quality cannot be confirmed. The high cost reflects a broader formula, but the substantial yohimbe alkaloid content may raise heart rate or blood pressure and is a concern for people using stimulants or blood-pressure medicines.

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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Effect of Ginkgo biloba extracts in the prevention of posterior capsule opacification after cataract surgery: A randomized clinical trial.
    Amiri AA; Jafari R; Amiri AA; Rad HA; Daneshvar F; Charati JY; Amiri AA · Oman journal of ophthalmology · 2025
    Randomized trial144 participantsVision Support forGinkgo
  2. [Ginkgo extract in impaired vision--treatment with special extract EGb 761 of impaired vision due to dry senile macular degeneration].
    Fies P; Dienel A · Wiener medizinische Wochenschrift (1946) · 2002
    Randomized trial99 participantsVision Support forGinkgo
  3. Ginkgo biloba extract for age-related macular degeneration.
    Evans JR · The Cochrane database of systematic reviews · 2013
    Systematic review119 participants2 studies pooledVision Support forGinkgo
  4. Electrophysiological analysis of the effects of ginkgo biloba on visual processing in older healthy adults.
    Page JW; Findley J; Crognale MA · The journals of gerontology. Series A, Biological sciences and medical sciences · 2006
    Clinical trialVision Support forGinkgo
  5. Ginkgo biloba--an appraisal.
    Dubey AK; Shankar PR; Upadhyaya D; Deshpande VY · Kathmandu University medical journal (KUMJ) · 2007
    Narrative reviewVision Support forGinkgo