Testosterone Mega-Boost RED

Testosterone Mega-Boost RED

Irwin Naturals4.6 (1,132 ratings)
Format:Softgel Quantity: 68 Softgel(s) · 17 servings
Goals
$34.99 $2.05 per serving

Product analysis

39 out of 100

Testosterone Mega-Boost RED has limited support for attention from ginkgo and for normal blood-vessel function from citrulline. Many forms and blend details are omitted, making the preparations difficult to compare.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality21

Most ingredient forms are unspecified, limiting confidence in the preparations. Naming compounds in a few plant ingredients does not resolve the unidentified proprietary blend.

Ingredient Transparency54

All listed amounts are disclosed, but most forms are omitted. The proportions of the eurycoma and proprietary blends are also missing.

Value For Money27

The defined comparisons suggest poor value for citrulline and a costly serving when considered for fenugreek. Other ingredients do not have enough price information to support a stronger value conclusion.

Customer Satisfaction79

Customer feedback is positive across more than a thousand reviews. The substantial review history gives a useful picture of satisfaction.

Product Focus30

The clearest supported connections are narrow roles for ginkgo in cognition and citrulline in blood-vessel function. Unclear blend contents limit confidence in the full combination.

Format
Softgel
Container
68 Softgel(s)
Per serving
$2.05
Customer rating
4.6 · 1,132 ratings
Report analysis

Goals

Cognitive Support
Impact
Moderate effect
C Ingredient FitD- PathwaysF EvidenceA+ Formulation Logic

Ginkgo extract at 120 mg is the main ingredient relevant to attention and brain blood flow. Its preparation is unspecified, so the limited findings with particular ginkgo extracts provide only cautious support for attention; they do not imply lasting memory improvement.

How this product is rated for Cognitive Support

Ingredient fit60

Relevant ingredients sit within a broader formula with several other purposes, limiting its focus on cognitive support. The assessed amount reaches the saved reference level.
Goal fit
Relevant ingredients sit within a broader formula with several other purposes, limiting its focus on cognitive support.
Dose adequacy
The assessed amount reaches the saved reference level.

Pathways40

The strongest saved connection is cerebral blood flow, with moderate coverage. One cognitive pathway reaches the saved coverage threshold; the wider range of pathways remains uncovered.
Depth
The strongest saved connection is cerebral blood flow, with moderate coverage.
Breadth
One cognitive pathway reaches the saved coverage threshold; the wider range of pathways remains uncovered.

Evidence25

Ginkgo supplies the strongest saved evidence finding at the assessed amount; the scope of its actual cognitive evidence still matters. The assessed preparation is not identified as a studied preparation.
Evidence strength
Ginkgo supplies the strongest saved evidence finding at the assessed amount; the scope of its actual cognitive evidence still matters.
Studied preparation
The assessed preparation is not identified as a studied preparation.

Formulation logic100

The assessed ingredients can work alone or have their required partner. No configured ingredient conflict was found in the supplied assessment. All assessed ingredients reach the saved minimum amount threshold.
Partner coverage
The assessed ingredients can work alone or have their required partner.
Conflicts
No configured ingredient conflict was found in the supplied assessment.
Effective doses
All assessed ingredients reach the saved minimum amount threshold.
Study evidence
Ginkgo Supportive 87 studies
Cardiovascular Support
Impact
Moderate effect
F Ingredient FitF PathwaysB EvidenceA+ Formulation Logic
Citrulline · 1500 mg

Testosterone Mega-Boost RED has one clear cardiovascular contributor: 1,500 mg of citrulline per serving, linked to endothelial nitric-oxide function. Several other botanicals have no reviewed cardiovascular role in these facts, and the label's Bioperine amount is unclear. That leaves a narrow, citrulline-led fit.

How this product is rated for Cardiovascular Support

Ingredient fit39

Citrulline carries the cardiovascular contribution, while the other listed botanicals are aimed at other goals. The Bioperine amount is unresolved.
Goal fit
Fenugreek and the other botanicals are not assigned a cardiovascular contribution in the supplied facts.
Dose adequacy
The 1,500 mg citrulline serving gives partial coverage of the supplied dose reference.

Pathways17

The formula's clearest cardiovascular connection is endothelial nitric-oxide function, without breadth across other target pathways.
Depth
Endothelial nitric-oxide function is the best-covered pathway.
Breadth
No target pathway reaches the breadth threshold.

Evidence79

The supplied evidence supports citrulline in a studied preparation, though its evidence level is below the strongest available for this goal.
Evidence strength
Citrulline's evidence level falls below the goal's strongest represented ingredient.
Studied preparation
A studied citrulline preparation is represented.

Formulation logic100

Citrulline does not require a partner, and the supplied facts match no tracked conflict.
Partner coverage
Citrulline is credited as able to work alone.
Conflicts
No tracked cardiovascular conflict is present in the supplied facts.
Effective doses
The stated citrulline amount is not a token dose under the supplied reference.
Study evidence
Citrulline Supportive 33 studies
Productivity Boost
Impact
Moderate effect
C Ingredient FitF PathwaysD+ EvidenceA+ Formulation Logic

Ginkgo at 120 mg offers a limited, mixed connection to cognitive function. The supplied evidence includes a trial with no memory, attention or concentration benefit, so routine productivity gains remain uncertain.

How this product is rated for Productivity Boost

Ingredient fit60

The formula serves broader purposes, with only part of its ingredient mix directly relevant to this goal. The counted amounts align well with the saved dose comparison ranges.
Goal fit
The formula serves broader purposes, with only part of its ingredient mix directly relevant to this goal.
Dose adequacy
The counted amounts align well with the saved dose comparison ranges.

Pathways13

The strongest assessed connection is synaptic plasticity and neuroprotection, with limited coverage. No assessed mechanism reaches the saved broader-coverage threshold.
Depth
The strongest assessed connection is synaptic plasticity and neuroprotection, with limited coverage.
Breadth
No assessed mechanism reaches the saved broader-coverage threshold.

Evidence53

Ginkgo supplies the strongest evidence among ingredients counted at meaningful amounts; the findings remain qualified by their studied context. The counted ingredients at meaningful amounts match preparations accepted in the saved evidence assessment.
Evidence strength
Ginkgo supplies the strongest evidence among ingredients counted at meaningful amounts; the findings remain qualified by their studied context.
Studied preparation
The counted ingredients at meaningful amounts match preparations accepted in the saved evidence assessment.

Formulation logic100

The counted ingredients can contribute independently or have their required partner. No ingredient conflict was identified in the saved assessment. 1 of 1 counted ingredients reach the saved meaningful-amount threshold.
Partner coverage
The counted ingredients can contribute independently or have their required partner.
Conflicts
No ingredient conflict was identified in the saved assessment.
Effective doses
1 of 1 counted ingredients reach the saved meaningful-amount threshold.
Study evidence
Ginkgo Supportive 20 studies
Brain Health
Impact
Moderate effect
C Ingredient FitD- PathwaysC- EvidenceA+ Formulation Logic

Ginkgo at 120 mg supplies the main limited connection to brain health within this broader mixture. Routine cognitive benefits for healthy adults remain uncertain.

How this product is rated for Brain Health

Ingredient fit60

Brain-health ingredients share the formula with other actives, giving the mixture a broader focus. The assessed ingredient amounts meet the saved dose targets.
Goal fit
Brain-health ingredients share the formula with other actives, giving the mixture a broader focus.
Dose adequacy
The assessed ingredient amounts meet the saved dose targets.

Pathways43

The strongest assessed connection is cerebral energy metabolism, with moderate coverage. One assessed pathway reaches substantial coverage; the overall range remains narrow.
Depth
The strongest assessed connection is cerebral energy metabolism, with moderate coverage.
Breadth
One assessed pathway reaches substantial coverage; the overall range remains narrow.

Evidence58

Ginkgo provides the strongest effective-dose evidence in the saved findings, with limits on broader brain-health conclusions. The assessed ingredients at effective amounts meet the saved studied-preparation finding.
Evidence strength
Ginkgo provides the strongest effective-dose evidence in the saved findings, with limits on broader brain-health conclusions.
Studied preparation
The assessed ingredients at effective amounts meet the saved studied-preparation finding.

Formulation logic100

The assessed ingredients can contribute alone or have their required partner. No configured ingredient conflict was identified. 1 of 1 assessed ingredients reach the saved minimum dose threshold.
Partner coverage
The assessed ingredients can contribute alone or have their required partner.
Conflicts
No configured ingredient conflict was identified.
Effective doses
1 of 1 assessed ingredients reach the saved minimum dose threshold.
Study evidence
Ginkgo Supportive 90 studies

Ingredients

IngredientAmount per servingScore
Calories
45 Calorie(s)
Total Fat
2.5 Gram(s)
Total Carbohydrates
1 Gram(s)
Protein
4 Gram(s)
Medium Chain Triglyceride Oil
2400 mg
L-Citrulline
1500 mg 62
Fenugreek extract
200 mg 53
Ginkgo extract
120 mg 50
Beet powder
100 mg
LJ100 Tongkat Ali extract (Eurypeptides, Glycosaponins)
100 mg
Cayenne powder
60 mg
Beta Sitosterol
33 mg
Asian Ginseng extract (Ginsenosides)
30 mg
BioPerine Complex
6 mg
Men 18–50 Women
Report overview
Citrulline · 1500 mg OverallScore62
B- Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyF Value
Each serving provides 1500 mg of L-citrulline, a moderate amount in this comparison. The whole-product price works out to about $1.37 per gram of L-citrulline.
How this ingredient is rated

Active Ingredient Quality & Bioavailability70

The recorded form is L-citrulline, and the evaluation flags additives under its sourcing criteria.
Citrulline Form Specificity
The citrulline is identified as L-citrulline.
Purity and Sourcing Markers
The evaluation flags additives under its purity criterion; the saved facts do not name them.

Dose, Safety & Label Transparency85

The serving provides 1500 mg of L-citrulline, a moderate amount in this comparison.
L-Citrulline Dosage Efficacy
The recorded serving provides 1500 mg of L-citrulline, a moderate amount in this comparison.
Label Clarity and Transparency
The recorded L-citrulline amount is 1500 mg per serving.

Value0

The whole-product price works out to about $1.37 per gram of L-citrulline, a relatively high cost in this comparison.
Price per Gram of L-Citrulline
Based on the whole-product price, the cost is about $1.37 per gram of L-citrulline, relatively high in this comparison.
Ginkgo · 120 mg OverallScore50
F Composition And Label DisclosureA+ Composition And Label Disclosure
A serving lists 120 mg of ginkgo extract. The saved details contain no flavone or terpene percentages, so its composition is harder to compare with preparations that provide them.
How this ingredient is rated

Composition and Label Disclosure0

Flavone and terpene percentages are unavailable in the saved details.
Marker and Preparation Disclosure
Flavone and terpene percentages are unavailable in the saved details.
Declared Ginkgolic Acid Limit
No qualifying ginkgolic acid limit is recorded in the saved details; the actual content is unknown.

Composition and Label Disclosure100

The amount and preparation are recorded: 120 mg of ginkgo extract per serving.
Individual Preparation Amount Disclosure
The amount and preparation are recorded: 120 mg of ginkgo extract per serving.

Commercial Price and Usability

The whole-product serving costs about $2.06; that price covers the entire product, not ginkgo alone.
Fenugreek · 200 mg OverallScore53
B- Composition And Label DisclosureF Commercial Price And Usability
Each serving lists 200 mg of fenugreek extract. The whole-product serving costs about $2.06.
How this ingredient is rated

Composition and Label Disclosure

No additional composition rules were evaluated.

Composition and Label Disclosure70

Available information identifies 200 mg of fenugreek extract per serving, but does not specify its saponin percentage.
Amount and Label Disclosure
Available information identifies 200 mg of fenugreek extract per serving, but does not specify its saponin percentage.

Commercial Price and Usability20

A whole-product serving costs about $2.06; that amount is not allocated to fenugreek alone.
Commercial Price per Labeled Serving
The price is about $2.06 per whole-product serving.
Report alternatives

Sources

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

  1. Efficacy and adverse effects of ginkgo biloba for cognitive impairment and dementia: a systematic review and meta-analysis.
    Tan MS; Yu JT; Tan CC; Wang HF; Meng XF; Wang C; Jiang T; Zhu XC; Tan L · Journal of Alzheimer's disease : JAD · 2015
    Meta-analysis2,561 participants9 studies pooledBrain Health forGinkgo
  2. Efficacy of Ginkgo biloba extract EGb 761® in dementia with behavioural and psychological symptoms: A systematic review.
    von Gunten A; Schlaefke S; Überla K · The world journal of biological psychiatry : the official journal of the World Federation of Societies of Biological Psychiatry · 2017
    Meta-analysis1,628 participants4 studies pooledBrain Health Cognitive Support forGinkgo
  3. Ginkgo biloba extract EGb 761 is safe and effective in the treatment of mild dementia - a meta-analysis of patient subgroups in randomised controlled trials.
    Riepe M; Hoerr R; Schlaefke S · The world journal of biological psychiatry : the official journal of the World Federation of Societies of Biological Psychiatry · 2025
    Meta-analysis782 participants4 studies pooledBrain Health Productivity Boost forGinkgo
  4. Ginkgo biloba extract EGb 761® improves cognition and overall condition after ischemic stroke: Results from a pilot randomized trial.
    Cui M; You T; Zhao Y; Liu R; Guan Y; Liu J; Liu X; Wang X; Dong Q · Frontiers in pharmacology · 2023
    Randomized trial201 participantsBrain Health Productivity Boost forGinkgo
  5. Ginkgo biloba extract EGb 761® in dementia with neuropsychiatric features: a randomised, placebo-controlled trial to confirm the efficacy and safety of a daily dose of 240 mg.
    Herrschaft H; Nacu A; Likhachev S; Sholomov I; Hoerr R; Schlaefke S · Journal of psychiatric research · 2012
    Randomized trial410 participantsBrain Health forGinkgo
  6. Does l-citrulline supplementation and watermelon intake reduce blood pressure in middle-aged and older adults? A systematic review and meta-analysis of randomized controlled trials.
    Luo P; Chen J; Liu K; Zhang J · Clinical nutrition ESPEN · 2025
    Meta-analysis415 participants15 studies pooledCardiovascular Support forCitrulline
  7. Micronutrient Supplementation to Reduce Cardiovascular Risk.
    An P; Wan S; Luo Y; Luo J; Zhang X; Zhou S; Xu T; He J; Mechanick JI; Wu WC; Ren F; Liu S · Journal of the American College of Cardiology · 2022
    Meta-analysis883,627 participants884 studies pooledCardiovascular Support forCitrulline
  8. l-Citrulline supplementation improves O2 uptake kinetics and high-intensity exercise performance in humans.
    Bailey SJ; Blackwell JR; Lord T; Vanhatalo A; Winyard PG; Jones AM · Journal of applied physiology (Bethesda, Md. : 1985) · 2016
    Randomized trial10 participantsCardiovascular Support forCitrulline
  9. Effects of L-Citrulline Supplementation on Endothelial Function and Blood Pressure in Hypertensive Postmenopausal Women.
    Maharaj A; Fischer SM; Dillon KN; Kang Y; Martinez MA; Figueroa A · Nutrients · 2022
    Randomized trial25 participantsCardiovascular Support forCitrulline
  10. Short-term effects of L-citrulline supplementation on arterial stiffness in middle-aged men.
    Ochiai M; Hayashi T; Morita M; Ina K; Maeda M; Watanabe F; Morishita K · International journal of cardiology · 2012
    Randomized trial15 participantsCardiovascular Support forCitrulline
  11. Efficacy of ginkgo diterpene lactone meglumine on cognitive function in patients with acute ischemic stroke: a predefined exploratory analysis of a multicenter, double-blind, randomized controlled trial.
    Tian X; Xu Q; Xia X; Zhang Y; Meng X; Wang A · Journal of neurology · 2024
    Randomized trial3,163 participantsCognitive Support forGinkgo
  12. A placebo-controlled, double-blind, randomized trial of an extract of Ginkgo biloba for dementia. North American EGb Study Group.
    Le Bars PL; Katz MM; Berman N; Itil TM; Freedman AM; Schatzberg AF · JAMA · 1997
    Randomized trial309 participantsCognitive Support forGinkgo
  13. Alleviating neuropsychiatric symptoms in dementia: the effects of Ginkgo biloba extract EGb 761. Findings from a randomized controlled trial.
    Bachinskaya N; Hoerr R; Ihl R · Neuropsychiatric disease and treatment · 2011
    Randomized trial410 participantsCognitive Support forGinkgo
  14. Efficacy and safety of a once-daily formulation of Ginkgo biloba extract EGb 761 in dementia with neuropsychiatric features: a randomized controlled trial.
    Ihl R; Bachinskaya N; Korczyn AD; Vakhapova V; Tribanek M; Hoerr R; Napryeyenko O; GOTADAY Study Group · International journal of geriatric psychiatry · 2013
    Randomized trial410 participantsCognitive Support forGinkgo
  15. [Ginkgo biloba extract EGb 761 in the treatment of dementia: evidence of efficacy and tolerability].
    Kasper S; Schubert H · Fortschritte der Neurologie-Psychiatrie · 2009
    Meta-analysis10 studies pooledProductivity Boost forGinkgo
  16. Dietary Flavonoids and Human Cognition: A Meta-Analysis.
    Cheng N; Bell L; Lamport DJ; Williams CM · Molecular nutrition & food research · 2022
    Meta-analysis5,519 participants80 studies pooledProductivity Boost forGinkgo
  17. Limited cognitive benefits in Stage +2 postmenopausal women after 6 weeks of treatment with Ginkgo biloba.
    Elsabagh S; Hartley DE; File SE · Journal of psychopharmacology (Oxford, England) · 2005
    Randomized trial87 participantsProductivity Boost forGinkgo