What Actually Works for Bigger, Stronger Workouts: Lessons from Will Tennyson’s One-Week Muscle Experiment

Table of Contents

1. Key Highlights:
2. Introduction
3. Turkesterone: Hype, Pumps, and the Evidence Gap
4. Injectable L‑Carnitine: Potent Effects, Impractical Delivery
5. Carb Mouth Rinsing: Cheap, Quick, and Surprisingly Consistent
6. Methylene Blue: A Medicine Repurposed, With Worrisome Side Effects
7. Torque Gear: Equipment That Changes the Stimulus, Not the Biology
8. Blood Flow Restriction: Real Gains, Narrow Use Cases
9. Sleep: The Simple, Overlooked, and Most Powerful Enhancer
10. Synthesizing the Results: Who Should Use What, and When
11. Safety, Regulation, and Ethical Considerations
12. Practical Protocols: How to Test These Methods Safely Yourself
13. Case Studies and Real-World Comparisons
14. The Marketing Industry’s Role: Where Profit Meets Perceived Need
15. How Coaches Should Respond
16. FAQ

Key Highlights:

• A week-long, side-by-side test of supplements, devices, and recovery methods ranked sleep, targeted equipment (Torque), and carb mouth rinsing as the most practical, high-impact strategies for gym performance.
• Injectable and niche compounds (L-carnitine injections, methylene blue, turkesterone) produced notable sensations and occasional performance changes but carried practical, safety, and evidence limitations.
• Blood flow restriction and other advanced tools can accelerate local adaptations, yet their benefits mostly serve elite or rehabilitative contexts rather than average gym-goers.

Introduction

A well-marketed supplement promises instant progress. A flashy device promises a new way to stress muscle. A concierge drip clinic promises half a percentage point advantage. Will Tennyson, a high-profile fitness influencer, constructed an unusually thorough test: trial every popular muscle-building method he could find across a single week and measure the outcomes. The result is more than entertainment. It exposes what improves performance reliably, what only feels like it does, and what’s primarily decoration around a simpler truth: recovery and training consistency drive results.

The following report synthesizes Tennyson’s hands-on experiment, places each method against current evidence and practical constraints, and offers actionable takeaways for lifters across experience levels. Expect detail on turkesterone, injectable L-carnitine, carbohydrate mouth rinsing, methylene blue, Torque equipment, blood flow restriction (BFR) training, and a focused test on sleep’s effect—plus clear guidance on who should consider each option and how to apply it safely.

Turkesterone: Hype, Pumps, and the Evidence Gap

Turkesterone, an ecdysteroid found in certain plants, appears frequently in supplement ads promising anabolic effects similar to steroids but without the hormonal baggage. Tennyson began his week with a premium turkesterone product—three pills at once, a max dose for his trial—and experienced a very noticeable pump during his leg session. Quad measurements expanded nearly an inch during the workout. Arm size jumped from 16.25 to 17 inches after only a few sets.

What caused that immediate change? Short-term increases in muscle size during a session usually reflect fluid shifts and increased blood flow—an acute pump—not immediate tissue growth. Animal studies have reported anabolic indicators for ecdysteroids, but human trials remain sparse and low quality. A systematic review published in 2023 concluded that current human evidence is insufficient to justify the strong marketing claims. The most plausible explanation is that turkesterone can enhance acute training sensation for some lifters, particularly those who are drug-free, but it is not a substitute for progressive overload, protein intake, and consistent training.

Who might try turkesterone? Natural lifters chasing subtle improvements in workout quality could experiment, understanding cost and uncertainty. Tennyson rated the premium product 3.5 stars—effective for adding intensity and aggression in the gym, but not a must-have. For anyone enhanced with anabolic agents, expected returns are smaller. Practical advice: if experimenting, track objective performance metrics over a multi-week period and prioritize reputable brands with third-party testing.

Real-world example: A natural bodybuilder may use turkesterone during a contest prep to eke out slightly fuller pumps during a deload week. The supplement might make sessions feel sharper without changing strength numbers measurably over a short run.

Safety and evidence caveats: long-term safety data in humans is lacking. Regulatory oversight varies by country. Avoid relying on marketing claims; consult a sports medicine professional if you have medical conditions or are on other medications.

Injectable L‑Carnitine: Potent Effects, Impractical Delivery

L-carnitine is a molecule central to fatty acid transport into mitochondria. Oral L-carnitine faces bioavailability hurdles; injecting the compound bypasses absorption barriers and floods circulation. For Tennyson, the first injection proved visceral: immediate glute soreness, transient nausea, and a quieter but effective change during training. He reported less burn during sets and faster intra-set recovery, allowing additional reps and heavier work volume.

Research into carnitine’s effect on performance finds modest, sometimes conflicting benefits. A 2018 review in a sports nutrition journal found potential improvements in recovery and markers of fatigue, though effect sizes were typically small. Elite athletes reportedly use extended infusions at times, but those protocols are administered under medical supervision and often as part of broader clinical care.

Practical barriers make injections a poor widespread solution. Regular injections require medical oversight, sterile technique, and familiarity with potential complications—local infection, improper administration, or systemic reactions. Tennyson’s verdict: highly effective in acute feeling and pump, but impractical for routine use by most lifters. He rated it three stars for overall value.

Who benefits? Patients under clinical supervision for specific metabolic deficiencies and elite competitors with medical teams may consider intravenous or intramuscular administration. Recreational lifters should weigh risks against modest gains. If someone insists on exploring injectable routes, consult an experienced clinician and ensure pharmacy-compounded formulations are verified for sterility and composition.

Practical tip: for those seeking some benefits without injections, prioritize strategies that increase mitochondrial efficiency—consistent aerobic work, creatine, and optimized protein intake—rather than invasive measures.

Carb Mouth Rinsing: Cheap, Quick, and Surprisingly Consistent

Swishing a carbohydrate solution in the mouth for five to ten seconds, then spitting, sounds like a placebo trick. The underlying biology is not magical: carbohydrate receptors in the oral cavity signal the brain that fuel is available, triggering central nervous system pathways that can boost motor output and blunt perceived effort. Research spans at least 30 studies, with a 2021 meta-analysis reporting small but consistent performance gains for endurance tasks lasting roughly 30–60 minutes.

Tennyson and science-minded collaborator Jeff Nippard tested the rinse during resistance work. Baseline incline press sets produced 14 reps. After a rinse, Tennyson hit 17 reps and Nippard added one rep. Similar gains appeared on lateral raises and other exercises. Both athletes recognized a possible placebo component, yet objective rep increases on a second set—when fatigue would normally reduce performance—suggested a physiological effect.

Application and limitations: carbohydrate mouth rinsing works best for sessions without substantial carbohydrate intake before or during exercise, or when full ingestion is impractical (e.g., during fasted training). It requires actual carbohydrates; artificially sweetened diet drinks do not trigger the same receptors. Effect sizes on single-set strength work are modest, but the practice costs next to nothing and carries no safety issues.

How to use it: mix 6–8% carbohydrate solution (commercial sports drink or dissolved glucose/maltodextrin), swish for 5–10 seconds, and spit. Repeat between sets if desired. For lifters seeking marginal rep improvements during specific sessions—heavy singles, long hypertrophy sets—the rinse is a low-risk, high-reward trial.

Real-world illustration: a competitive CrossFit athlete might use mouth rinsing before a final workout push when digesting a full drink is impractical. An amateur powerlifter may test it before a heavy back-off set to eke out a single extra rep.

Methylene Blue: A Medicine Repurposed, With Worrisome Side Effects

Methylene blue emerged historically as one of the first synthetic medicines used in humans. Interest in the compound has returned because of its putative effects on mitochondrial electron transport and cellular respiration. Tennyson opted for oral pills. The acute response was dramatic: rapid heart rate, labored breathing, mental agitation, and an extraordinary pump that did not translate into better lifting performance. He described the session as chaotic and unpleasant.

Clinical research on methylene blue is complex. In therapeutic settings, small doses serve specific indications. Off-label, higher-dose use for perceived energy gains enters dangerous territory. Methylene blue can interact with numerous medications—particularly serotonergic drugs—creating the risk of serotonin syndrome. Cardiovascular stimulation, anxiety, and breathing changes are plausible adverse events.

Bottom line: methylene blue produced subjective energy and a visible pump for Tennyson but degraded concentration and performance. The net result: two-and-a-half stars. The compound is not suitable for casual performance use. Anyone considering it should consult a physician, disclose all medications, and avoid unsupervised experimentation.

Practical warning: certain over-the-counter or compounded sources vary in dose and purity. The therapeutic window is narrow relative to recreational supplementation. There are documented clinical risks; do not combine methylene blue with SSRIs or other serotonergic agents.

Torque Gear: Equipment That Changes the Stimulus, Not the Biology

Torque represents a different category—smart equipment that modifies movement mechanics to emphasize muscle rather than joint loading or to bypass limiting factors such as grip fatigue. Tennyson tested three Torque tools: the Torque wedge for hack squats, a chest expander/ROM block for pressing, and Torque handles that offloaded grip during pulling.

Torque wedge: the wedge attaches magnetically to a hack squat platform, allowing a much deeper ankle dorsiflexion and bottom position without stressing the knee capsule. Tennyson, accustomed to but stacked with heavy plates, found that reducing joint stress enabled him to feel and fatigue his quads with far lighter external loads—two plates felt genuinely difficult. The wedge effectively shifted the limiting factor from joint discomfort to muscle stimulus.

Chest expander/ROM block: forcing better scapular position and a larger range of motion during pressing movements, the device creates more stretch-mediated tension at the bottom and a cleaner lockout at the top. The result is a clearer chest stimulus and better form, particularly for lifters with suboptimal scapular control.

Torque handles: traditional rows and pulling variations often fail because grip gives out before the target back musculature. Torque handles provide dual contact points that share load between the hand and the forearm, allowing the back to reach true muscular failure. For Tennyson, rows felt like they were driven from the elbow rather than by a dying grip.

Rating and fit: Torque gear received the highest experiment score—4.8 stars. These tools are safe, practical, and translate across trainee levels. The chief constraint is cost; acquiring the full suite is an investment. For coaches and serious lifters focused on longevity and targeted hypertrophy, Torque devices offer a new set of mechanical levers to improve training quality without drugs or risky protocols.

Who benefits most: lifters with joint pain that limits range, lifters who want to shift failure from the grip to the target muscle, and coaches seeking to manipulate range and load for hypertrophy. These tools also work well in rehabilitation settings where pain-free range is critical.

Implementation tip: don’t let equipment become a crutch. Use Torque tools to teach and reinforce better movement patterns, not to hide chronic mobility or stability deficits.

Blood Flow Restriction: Real Gains, Narrow Use Cases

Blood flow restriction training intentionally restricts venous return while maintaining arterial inflow, creating a hypoxic environment in the working muscle. The method produces pronounced metabolic stress and can recruit high-threshold motor units at very low loads—10–30% of one-rep max. That means meaningful hypertrophic signaling with light weights.

Tennyson’s unilateral test made differences stark. One limb trained normally; the opposite limb used BFR bands with identical external load. The banded limb failed much sooner, and post-session measurements showed greater acute enlargement—an extra inch on quads in one test and a quarter-inch advantage on arms. The sensations ranged from extreme burn to tingling in toes—warnings that band placement and pressure must be precise.

Evidence supports BFR as an effective supplementary tool, particularly for rehab where heavy loads are contraindicated. It reliably produces hypertrophy at light loads in multiple studies and is employed in clinical and athletic settings. The caveat: safe, effective application requires calibrated pressure and knowledge of cuff width and limb occlusion parameters. Overly tight application risks nerve injury, thrombosis, or ischemic harm.

Tennyson’s practical assessment: two stars. He considers BFR valuable for elite bodybuilders seeking marginal gains or injured athletes maintaining muscle mass, but not necessary for most lifters who can simply lift heavier loads. Use BFR as an adjunct, not a cornerstone.

How to approach BFR safely:

• Learn proper cuff placement and pressure ranges from a qualified professional.
• Start conservatively and avoid prolonged occlusion times.
• Avoid BFR if you have cardiovascular disease, clotting disorders, or neuropathy without medical clearance.
• Treat it as a high-intensity metabolic tool for short periods rather than a daily practice.

Real-world use case: a patient recovering from anterior cruciate ligament reconstruction may use BFR on quadriceps sessions to preserve mass while constrained by surgical protocols.

Sleep: The Simple, Overlooked, and Most Powerful Enhancer

After six experimental sessions filled with injections, pills, and devices, Tennyson tested the single most ancient performance enhancer: quality sleep. He optimized pre-sleep behavior—replaced screens with low-light reading, used red light therapy, and took trazodone (a prescription sleep aid in his case) to secure a long, consolidated night. The result was objective: an Oura Ring sleep score of 92, nine-plus hours of sleep, 89% efficiency, and nearly two hours of deep sleep.

The gym session after that night was transformational. Mental clarity, endurance, and strength converged. Tennyson jumped 15 pounds on rows and felt “all best aspects” of prior supplements combined—strength, endurance, pump, and focus—without exogenous stimulants. The conclusion was blunt: sleep enabled a performance profile that no bottle replicated.

The physiology is straightforward. Sleep restores central nervous system function, supports hormonal regulation (including testosterone and growth hormone), consolidates motor learning, and allows muscle repair processes to proceed. Chronic sleep deficits reduce strength output, impair coordination, and raise perceived exertion.

Practical guidance for high-value sleep:

• Prioritize consistent sleep opportunity: aim for 7–9 hours nightly, more during heavy training phases.
• Control light exposure before bed: avoid blue-light screens; consider red or amber-focused lighting.
• Manage timing of heavy meals, alcohol, and stimulants.
• Use sleep aids cautiously and under physician guidance; behavioral interventions yield durable benefits without side effects.
• Track objective sleep metrics where useful, but interpret them as one part of a broader recovery plan.

Tennyson rated sleep five stars across categories. It costs nothing, scales to all trainees, and consistently outperforms quick fixes.

Synthesizing the Results: Who Should Use What, and When

The experiment’s final ranking balanced perceptible acute effects, practical implementation, safety, cost, and evidence. The top-tier interventions were sleep, Torque equipment, and carbohydrate mouth rinsing. Mid-tier approaches—turkesterone and injectable L-carnitine—offered acute benefits at the cost of practicality, safety risk, or weak evidence. Low-tier entries—methylene blue and BFR—had specific, limited uses but were not broadly recommended.

An applied framework:

• Beginners and most recreational lifters: prioritize sleep, consistent programming, progressive overload, and nutritional adequacy. Consider carb mouth rinsing as a low-cost tool for specific sessions.
• Intermediate lifters chasing hypertrophy: explore equipment-based tools (Torque or technique-focused gear) and use BFR selectively during hot spots or rehab. Turkerstone may be trialed cautiously.
• Advanced and competitive athletes: under medical supervision, consider medically supervised injections or infusion protocols when an evidence-backed reason exists. Use BFR and specialized devices strategically during peaking phases. Always integrate a medical team when using invasive or off-label compounds.

A financial perspective matters. Supplements and devices accumulate cost quickly. Tennyson’s $100 turkesterone choice and Torque gear investments show diminishing returns once a solid training and recovery foundation is in place.

Safety, Regulation, and Ethical Considerations

The landscape contains legitimate therapies, borderline biohacks, and outright risky experiments. Three safety principles apply:

1. Medical supervision: injections, infusions, and pharmacologic compounds (trazodone, methylene blue) require physician oversight and a full medication review.
2. Evidence hierarchy: prioritize interventions with replicated human data and clear mechanisms. Acute sensations may not equal long-term benefit.
3. Individualization: comorbid conditions, medication interactions, and tolerance influence both benefit and harm.

Regulatory clarity varies. Supplements like turkesterone occupy a gray area; product quality and labeling can be inconsistent. Methylene blue and prescription sleep aids are regulated drugs with potential interactions. Devices like Torque fall into the equipment category with different oversight; BFR devices have clinically validated designs, but DIY bands lack standardization and increase risk.

Ethical considerations appear in sport settings too. Some interventions used by elite athletes—IV infusions, frequent injections—may trigger anti-doping scrutiny depending on substances used. Transparency and compliance with governing bodies remain crucial for competitive athletes.

Practical Protocols: How to Test These Methods Safely Yourself

If you plan to experiment, structure tests like a mini-trial:

• Baseline: record performance metrics (reps, load, perceived exertion, circumference measurements) across multiple sessions to understand natural variability.
• One variable at a time: avoid stacking changes that confound interpretation.
• Objective tracking: log volume load, sleep hours, nutrition, and subjective recovery. Use consistent measurement techniques.
• Short-term window: evaluate acute tools over a week to detect consistent directionality. For chronic interventions (e.g., supplements), allow several weeks where appropriate.
• Safety rules: stop immediately for serious side effects—numbness, sharp pain, chest symptoms, or pronounced neurological changes.

Examples:

• Carb rinse trial: perform baseline sets without rinse; on a second session use a 6–8% carbohydrate rinse between sets and compare rep counts and rate of perceived exertion.
• BFR trial: under professional guidance, apply calibrated cuff pressures and compare unilateral performance and acute measurement changes versus the non-BFR limb.
• Sleep optimization: implement sleep hygiene measures for 7–14 nights and track strength and mood changes; use objective measures like Oura or actigraphy for corroboration.

Keep in mind that acute pump measurements are not the same as long-term hypertrophy. Use circumference changes as an immediate metric of blood flow, not tissue growth.

Case Studies and Real-World Comparisons

Case study 1: Natural lifter seeking a contest peak

• Context: limited time to refine conditioning without pharmaceuticals.
• Tools chosen: sleep, Torque wedge to force deeper ROM, turkesterone trial for pump.
• Outcome: improved muscle fullness on stage day; coaches found ROM tools and recovery protocols more impactful than supplement cost.

Case study 2: Post-operative knee rehabilitation

• Context: early strength preservation without heavy loading.
• Tools chosen: blood flow restriction under clinician supervision, careful hamstring and quad activation, graded aerobic work.
• Outcome: maintained muscle cross-sectional area during restricted loading period, enabling faster progression to heavy squats later.

Case study 3: Competitive athlete experimenting with performance clinic infusions

• Context: elite cyclist using medically supervised L-carnitine infusions to aid recovery during multi-day events.
• Tools chosen: overnight infusions and nutrition protocol; administered in clinic.
• Outcome: subjective decrease in soreness and improved recovery markers in short time frames, though hard to isolate effect versus comprehensive care.

These examples show that context and objectives determine value. What is essential for an elite competitor may be wasteful or risky for a general gym-goer.

The Marketing Industry’s Role: Where Profit Meets Perceived Need

Tennyson’s week underlined an industry pattern: companies monetize small, repeatable sensations that feel effective but rarely replace foundational work. Supplements that heighten arousal, pumps, or focus sell because those immediate experiences are psychologically reinforcing. Devices that alter mechanics find a firmer footing when they provide observable changes in movement quality.

Understand how marketing frames value:

• FOMO and incrementalism: promises of 2–5% improvements sell products to people chasing marginal gains.
• Sensation sells: immediate pump, jittery energy, or mood boosts create positive feedback loops.
• Bundling: companies package multiple small advantages as a single differentiator.

Privilege skepticism. Demand third-party testing for supplements and independent performance data for devices. When claims outpace replicated human evidence, treat the product as experimental rather than foundational.

How Coaches Should Respond

Coaches must prioritize interventions that consistently transfer to long-term progress. Practical steps:

• Teach sleep hygiene and recovery management before selling supplements.
• Use equipment like Torque only when it solves a specific movement limitation.
• Treat BFR as a clinical tool; send athletes to trained practitioners when applied.
• Document baseline metrics before introducing experimental strategies so effects can be assessed objectively.

Coaching competence includes knowing when to say no. If an intervention risks health or regulatory compliance for marginal returns, decline.

FAQ

Q: Should I try the same week-long experiment at home? A: No. Many interventions tested involved medical procedures, prescription drugs, or specialized equipment that require professional supervision. Mimic the safe aspects—sleep optimization, carb mouth rinsing, careful use of validated equipment—but avoid injections, unsupervised methylene blue, or DIY BFR without training.

Q: Is turkesterone a muscle-building steroid alternative? A: No. Turkesterone is an ecdysteroid with some promising animal data, but human evidence remains limited and inconsistent. It may improve acute training sensation in some individuals but is not equivalent to anabolic steroids in potency or mechanism.

Q: Can carb mouth rinsing replace intra-workout nutrition? A: Not entirely. Carb rinsing provides central nervous system stimulation that can reduce perceived effort and sometimes increase reps for short durations. It is useful when ingestion is impractical or when aiming for small acute performance boosts. For prolonged sessions or heavy glycogen-demanding efforts, ingesting carbohydrates remains superior.

Q: Are L-carnitine injections dangerous? A: Injections carry risks: infections, improper dosing, and systemic reactions are possible. L-carnitine itself has limited evidence for major performance gains. Use only under medical supervision and with sterile, reputable supplies. Avoid self-administration without training.

Q: When is blood flow restriction appropriate? A: BFR is useful in rehabilitation or for athletes needing hypertrophic stimulus without heavy loading. Proper cuff technology and training on pressure settings are essential. It is not recommended as a daily practice for casual lifters who can progressively lift heavier loads.

Q: What about methylene blue—should I try it for energy? A: No. Methylene blue can cause significant cardiovascular and neurological side effects and interacts with many medications. The compound is not recommended for recreational performance use without close medical oversight.

Q: What’s the single best change most people can make right now? A: Improve sleep. Prioritize consistent opportunity for sleep, optimize sleep hygiene, and treat recovery as non-negotiable. The combination of adequate sleep, good nutrition, and a progressive training program delivers sustainable, measurable gains that no supplement can reliably replicate.

Q: Are Torque-style devices worth the cost? A: For athletes and lifters focused on longevity, hypertrophy, or correcting movement limitations, these devices can be a highly practical investment. For budget-conscious beginners, prioritize basic equipment and technique mastery first.

Q: How should coaches integrate a new gadget or supplement into programming? A: Use controlled trials. Establish baseline metrics, introduce one variable at a time, and document changes over several sessions. Prioritize items with clear mechanisms and safety profiles, and consult medical professionals where appropriate.

Q: Can the acute pump or size increase during a session predict long-term growth? A: Not reliably. Acute pump reflects fluid shifts and metabolic stress, which correlate loosely with hypertrophy signaling. Long-term muscle growth requires progressive overload, adequate protein, and time. Pumps are motivating but not conclusive proof of future hypertrophy.

Final guidance: innovation in training and recovery can yield meaningful improvements, but the most repeatable, high-leverage changes remain basic and free: prioritize sleep, manage stress, train consistently, and use targeted tools when they solve specific problems.