Blackstone Labs - Dust X

Blackstone Labs Dust X is a high-stimulant pre-workout built for experienced users who have outgrown standard caffeinated pre-workouts and want the full-strength combination of extreme energy, aggressive nootropic focus, mood elevation, and nitric oxide pumps in a single scoop. The formula is organized around two distinct layers: a performance and pump base (Citrulline Malate, Beta-Alanine, Agmatine Sulfate) and a stimulant and nootropic matrix (Caffeine Anhydrous, DMHA, DMAE, PEA, L-Tyrosine, Higenamine, Huperzine A) — 10 active ingredients per scoop, 25 servings per container. Creatine free. Not for beginners. Not for caffeine-sensitive individuals. For healthy adults 18 and older only. Cycle 8 weeks on, 4 weeks off. New users must assess tolerance with one half scoop before using a full scoop. California Prop 65 Warning applies.†

WARNING: This product contains 350mg of caffeine anhydrous and 150mg of 2-Aminoisoheptane (DMHA) per scoop. Do not combine with any additional caffeine or stimulant-containing products. Do not exceed 1 scoop per day. Not for use by individuals under 18 years of age.

Supplement Facts — Blackstone Labs Dust X (Per 1 Scoop / 25 Servings)

Performance and Pump

• Citrulline Malate 2:1 — 4,000mg (4g)
• Beta-Alanine — 2,500mg (2.5g)
• Agmatine Sulfate — 1,000mg (1g)

Stimulant and Nootropic Matrix

• L-Tyrosine — 1,000mg (1g)
• Dimethylaminoethanol (DMAE) — 750mg
• Phenylethylamine (PEA) — 500mg
• Caffeine Anhydrous — 350mg
• 2-Aminoisoheptane (DMHA) — 150mg
• Nelumbo nucifera (standardized for Higenamine) — 75mg
• Huperzine A (Huperzia serrata)(Moss) — 300mcg

• Other Ingredients: Maltodextrin, Citric Acid, Erythritol, Natural and Artificial Flavors, Sucralose, Silicon Dioxide
• Creatine free.
• 25 servings per container.
• For healthy adults 18 years of age and older only.
• New users: begin with half scoop to assess tolerance.
• Do not exceed 1 scoop per day.
• Do not combine with additional caffeine or stimulants.
• Cycle: 8 weeks on / 4 weeks off.
• Flavors: Sour Gummy Bear, Pineapple Mango, Cotton Candy, Passion Fruit, Cool Lime, Candy Apple, Rocket Pop, Cherry Ice, Cherry Limeade
• California Prop 65 Warning applies.

What Dust X Is — and Who It's For

Dust X replaced Blackstone Labs' Dust Extreme after the FDA took action against DMAA-containing products in 2017. DMAA (1,3-dimethylamylamine) was Dust Extreme's primary stimulant driver — an aliphatic amine with extreme psychostimulant potency that became the gold standard of hardcore pre-workout energy before regulatory pressure removed it from the US market. The Dust X formula substitutes DMHA (2-Aminoisoheptane, also known as 2-aminoisoheptane) in its place — a structurally related aliphatic amine that produces a comparable energy and focus quality to DMAA with a reported smoother onset and comedown profile. Dust X is not a watered-down replacement. It is a genuine high-stimulant formula designed for the user who has already exhausted what a standard caffeinated pre-workout can provide.†

The target user for Dust X is specific: an experienced training athlete with established high caffeine tolerance (consistently consuming 300mg+ daily), prior experience with multi-stimulant pre-workouts, and training demands that require sustained extreme focus and energy over 60-90 minutes of intense work. This is not a product for casual gym-goers, beginners to supplementation, or anyone who has not previously assessed their response to high-stimulant formulas. The combination of 350mg caffeine anhydrous and 150mg DMHA in a single scoop is among the highest-stimulant loads available in commercially sold pre-workout supplements.†

Ingredient Breakdown

Citrulline Malate 2:1 — 4,000mg

Citrulline Malate at 4g (2:1 ratio delivering approximately 2.67g of L-Citrulline) provides the nitric oxide precursor foundation of the Dust X pump complex. L-Citrulline converts to L-Arginine in the kidneys, which serves as the substrate for nitric oxide synthase to produce nitric oxide — the vasodilating molecule that widens blood vessel walls, increases muscle blood flow, and produces the tight, skin-stretching pump that high-volume training generates. The 2:1 ratio also provides malic acid from the malate component, which participates in the Krebs cycle as an energy substrate and supports ATP production during intense aerobic and anaerobic effort.†

At 4g Citrulline Malate 2:1, Dust X delivers approximately 2.67g of actual L-Citrulline — meaningful but below the 6-8g pure L-Citrulline range used in the most robust clinical research on citrulline's performance effects. The pump complex in Dust X is functional, not the primary focus of the formula — for users who want maximal pump alongside Dust X's stimulant matrix, adding a stimulant-free pump product like Blackstone Labs Hype Reloaded on top is the stack that serious competitors use.†

Beta-Alanine — 2,500mg

Beta-Alanine is the rate-limiting precursor for carnosine synthesis in muscle tissue. Carnosine is a dipeptide that buffers hydrogen ion accumulation (the primary driver of the burning sensation during high-rep, high-intensity training), delaying the drop in intramuscular pH that causes muscular fatigue and forces rep termination. Daily supplementation with Beta-Alanine saturates intramuscular carnosine stores over 4-6 weeks of consistent use, extending time to exhaustion and increasing total training capacity — particularly in the 60-240 second effort range (sets of 8-20+ reps, sprint intervals, circuit training).†

At 2.5g, Dust X's Beta-Alanine dose is below the 3.2g daily benchmark used in most clinical research on carnosine loading, but still contributes meaningfully to the accumulation process — particularly for users who are also consuming beta-alanine through a separate pre-workout stack. Most users will experience paresthesia (a harmless tingling or flushing sensation on the skin, particularly face, ears, neck, and hands) within 15-30 minutes of consumption — this is a normal, non-harmful neurological response to Beta-Alanine and not a sign of adverse reaction. Paresthesia intensity varies significantly by individual.†

Agmatine Sulfate — 1,000mg

Agmatine Sulfate is a decarboxylated derivative of L-Arginine that enhances nitric oxide production through a distinct mechanism from citrulline. While citrulline works by increasing arginine availability for NO synthase, agmatine works by inhibiting arginase — the enzyme that breaks down arginine in the body. By blocking arginase, agmatine extends the availability of arginine for NO synthesis, prolonging and intensifying the nitric oxide signal independently of the citrulline-to-arginine conversion pathway. The combination of citrulline (increasing arginine input) and agmatine (reducing arginine breakdown) produces a sustained, compounding nitric oxide response that neither ingredient achieves alone at the same doses.†

L-Tyrosine — 1,000mg

L-Tyrosine is the immediate precursor to the catecholamine neurotransmitters — dopamine, norepinephrine (noradrenaline), and epinephrine (adrenaline). During extreme physical and cognitive stress — which a full-dose Dust X training session constitutes — catecholamine neurotransmitter pools are rapidly depleted. When these neurotransmitters drop below functional thresholds, focus deteriorates, motivation diminishes, and mental fatigue sets in despite adequate physical energy remaining. L-Tyrosine at 1g replenishes the precursor supply that sustains dopaminergic and adrenergic neurotransmission throughout the training session, maintaining the sharpness of focus that the stimulant matrix initiates.†

DMAE (Dimethylaminoethanol) — 750mg

DMAE is a cholinergic compound that crosses the blood-brain barrier and increases the production and availability of acetylcholine — the primary neurotransmitter of the neuromuscular junction and the cognitive neurotransmitter associated with learning, memory, concentration, and what athletes describe as "mind-muscle connection." Higher acetylcholine availability during training produces the focused, locked-in state where technique execution is precise and mental drift during sets is minimized. At 750mg, Dust X includes DMAE at a dose that produces meaningful cholinergic enhancement, working synergistically with the Huperzine A in the formula to extend acetylcholine availability through complementary mechanisms.†

Phenylethylamine (PEA) — 500mg

Phenylethylamine is a trace amine that crosses the blood-brain barrier rapidly and triggers the release of monoamine neurotransmitters — dopamine, norepinephrine, and serotonin — producing a fast, pronounced elevation in mood, motivation, and the sense of well-being that athletes describe as "the zone." PEA's effect onset is rapid (within minutes of absorption) but short-lived in isolation — it is metabolized quickly by monoamine oxidase B (MAO-B). In the context of the full Dust X stimulant matrix, PEA's fast mood and motivation spike contributes to the immediate sense of energy and drive that hits before the caffeine and DMHA build to their peak, creating a multi-phase energy curve rather than a single delayed onset.†

Caffeine Anhydrous — 350mg

At 350mg of anhydrous (dehydrated, rapidly absorbed) caffeine, Dust X's caffeine dose is at the upper bound of what is appropriate for individuals with established high caffeine tolerance — and substantially above what most adults consume in a day from all dietary sources. Caffeine anhydrous absorbs faster than caffeine from coffee or tea due to the absence of water and the food matrix, producing a sharper, faster onset than equivalent doses of caffeine from beverages. The 350mg dose exceeds the dose used in the majority of sports performance research on caffeine (which typically uses 3-6mg/kg of body weight, corresponding to 210-420mg for a 70kg/154lb athlete at the upper end), placing Dust X at clinical research doses for a trained 175+lb athlete.†

Caffeine's performance benefits — improved alertness, reduced perceived exertion, increased power output, improved endurance — are well-established across over 600 human studies. At 350mg, the ergogenic effects are near-maximal for most individuals. Users who consume additional caffeine from coffee, energy drinks, or other sources before or alongside Dust X risk exceeding safe combined intake. The label explicitly states: do not consume additional caffeine while taking this product.†

2-Aminoisoheptane (DMHA) — 150mg

2-Aminoisoheptane — commercially known as DMHA — is an aliphatic amine psychostimulant with structural similarities to DMAA (1,3-dimethylamylamine) and amphetamine, though it is neither. DMHA functions as a central nervous system stimulant by increasing the synaptic release and reuptake inhibition of dopamine and norepinephrine — the same catecholamine mechanism responsible for amphetamine's stimulant effects, but with substantially lower potency and a milder pharmacokinetic profile. The practical effect is an intense, sustained energy and focus quality that experienced stimulant users describe as more euphoric, more "driven," and more focused than caffeine alone can produce — with a reported smoother comedown than DMAA.†

DMHA is not currently scheduled as a controlled substance in the United States, but it is on WADA's Prohibited List (banned for competitive athletes in tested sports) and has received FDA warning letters as an ingredient that the agency considers adulterated in dietary supplements. Athletes subject to drug testing — NCAA, professional sports leagues, military, or USADA/WADA-governed competition — must not use Dust X. The Informed-Sport or Informed-Choice certifications that govern tested-athlete supplements do not cover products containing DMHA.†

Nelumbo nucifera (standardized for Higenamine) — 75mg

Higenamine (norcoclaurine) is a beta-2 adrenergic agonist derived from Nelumbo nucifera (sacred lotus) seed. Beta-2 agonism produces bronchodilation (widening of the airways, increasing oxygen delivery), vasodilation, and lipolytic (fat-mobilizing) activity through sympathomimetic mechanisms. In the Dust X context, higenamine adds a sympathetic nervous system activation dimension that complements the CNS stimulation from caffeine and DMHA — increasing noradrenaline release and the physiological "fight or flight" preparation response that athletes experience as heightened readiness, elevated heart rate, and enhanced oxygen availability. Higenamine is also on WADA's Prohibited List — another reason Dust X is categorically not for tested athletes.†

Huperzine A (Huperzia serrata)(Moss) — 300mcg

Huperzine A is an acetylcholinesterase inhibitor — it blocks the enzyme responsible for breaking down acetylcholine in the synapse. Where DMAE increases acetylcholine production (input side), Huperzine A reduces acetylcholine breakdown (output side). Together, DMAE and Huperzine A create a dual-mechanism approach to sustaining elevated acetylcholine availability: more is produced, less is destroyed. The net effect is prolonged, intense cholinergic signaling that sustains the tunnel-vision focus, sharpened mind-muscle connection, and heightened cognitive precision that serious training demands. At 300mcg, Dust X uses Huperzine A at a dose meaningfully above the typical 50-200mcg used in most pre-workouts.†

Dust X vs. Standard Pre-Workouts — The Actual Difference

A mainstream pre-workout like Ghost Legend V4 or a comparable transparent-label product delivers 200-300mg of natural caffeine, 6g of citrulline, clinical doses of betaine and beta-alanine, and nootropic ingredients like alpha-GPC and NeuroFactor — a comprehensive, well-dosed performance formula appropriate for everyday training use with no cycling requirements. Ghost Legend V4 is designed to be used every session, by users of any experience level, with no tolerance break needed.†

Dust X operates in a different category. The 350mg caffeine anhydrous plus 150mg DMHA combination produces a stimulant load and subjective energy quality that goes meaningfully beyond what a natural caffeine-only formula can achieve. The PEA-driven mood elevation, DMAE and Huperzine A cholinergic stack, and higenamine adrenergic activation add dimensions of effect that are absent from mainstream pre-workouts. These differences come with corresponding requirements: tolerance assessment with half a scoop before full dosing, strict cycling (8 weeks on / 4 weeks off), prohibition of additional caffeine sources, and absolute exclusion from use by beginners, stimulant-sensitive individuals, and tested athletes.†

Frequently Asked Questions About Blackstone Labs Dust X

1. Is DMHA the same as DMAA?
   No — they are structurally related but chemically distinct aliphatic amines. DMAA (1,3-dimethylamylamine) was derived from geranium oil (or synthesized) and was the primary stimulant in Dust Extreme before FDA enforcement actions against DMAA-containing products in 2017. DMHA (2-aminoisoheptane) is a different compound with a similar mechanism of action — increasing dopamine and norepinephrine release — but distinct pharmacokinetics. Users who have experience with DMAA-based products report that DMHA produces a comparable energy quality with a somewhat smoother onset and less abrupt comedown. Both are on WADA's Prohibited List. Neither is a controlled substance in the US.†
2. Why does Dust X need to be cycled?
   The cycling requirement (8 weeks on, 4 weeks off) exists because of the tolerance and receptor downregulation that develops with sustained use of high-potency stimulants — particularly the catecholamine-releasing agents like DMHA and the adrenergic components. With consistent use, the dopaminergic and adrenergic receptors that DMHA and higenamine stimulate become desensitized, reducing the subjective effect of the same dose over time. Cycling off for 4 weeks allows receptor sensitivity to recover, restoring the full effect of the formula when resumed. Ignoring the cycling protocol results in diminishing returns and drives users toward dangerous dose escalation. Do not exceed 1 scoop per day under any circumstances.†
3. Can I use Dust X if I currently take a standard pre-workout daily?
   Not simultaneously. Dust X must be used as a replacement for, not an addition to, any other caffeinated pre-workout. Combining Dust X's 350mg caffeine with even a moderate pre-workout (200mg caffeine) produces a 550mg combined load that is above the FDA's 400mg daily ceiling and inappropriate for most users regardless of tolerance. If transitioning from a standard pre-workout to Dust X, discontinue the standard product first, begin with a half scoop of Dust X to assess tolerance, and allow 2-3 weeks before evaluating the full scoop dose.†
4. Will Dust X cause a positive drug test?
   Yes — Dust X contains ingredients that are banned by WADA, USADA, the NCAA, and most professional sports organizations. DMHA (2-Aminoisoheptane) and Higenamine are both on the WADA Prohibited List. Any competitive athlete subject to drug testing must not use this product. Get Yok'd staff will advise all customers with tested competition obligations to select a Informed-Sport certified alternative instead.†

How to Take Blackstone Labs Dust X

Mix 1 scoop with 8-10oz of water 30 minutes before training. New users and those new to high-stimulant formulas: begin with half scoop to assess tolerance before progressing to a full scoop. Do not exceed 1 scoop per day under any circumstances. Do not combine with any additional caffeine or stimulant-containing products — including coffee, energy drinks, pre-workouts, or fat burners. Cycle 8 weeks on, 4 weeks off. For healthy adults 18 years of age and older only. Store in a cool dry place. California Prop 65 Warning applies.†

Why Buy at Get Yok'd

• Real-time inventory across all five Southern California stores
• Available in Burbank, Glendale, Glendale Galleria, Pasadena, and North Hollywood
• Authorized retailer of Blackstone Labs
• One of the best loyalty programs in the supplement industry — earn rewards on every purchase
• Owned and operated by fitness enthusiasts who actually use what we sell

Who Should Not Take Dust X

• Not for beginners to pre-workout supplements or stimulants
• Not for use by persons under 18 years of age
• Not for pregnant or nursing women
• Not for individuals sensitive to caffeine or stimulants
• Not for individuals with any cardiovascular condition, high blood pressure, heart arrhythmia, or history of heart attack or stroke
• Not for individuals with anxiety disorders, bipolar disorder, or any psychiatric condition
• Not for individuals taking MAO inhibitors (MAOIs), antidepressants, or any prescription psychiatric medications — PEA and DMHA interact with monoamine pathways
• Not for competitive athletes subject to drug testing — contains DMHA and Higenamine, both WADA Prohibited List substances
• Do not use with alcohol
• Do not combine with any other caffeinated or stimulant-containing products
• Do not exceed 1 scoop per day
• Discontinue use immediately and consult a physician if you experience rapid heartbeat, chest pain, shortness of breath, dizziness, or any adverse reaction
• Discontinue 2 weeks before any surgical procedure
• California Residents: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Visit P65Warnings.ca.gov for more information.
• Keep out of reach of children

†These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.