BlackMarket Labs - UNDERGROUND

BlackMarket Labs AdreNOlyn Underground is the brand's flagship high-stimulant pre-workout — a fully transparent, goal-specific formula built for experienced lifters who train hard and want maximum energy, tunnel-vision focus, and a real pump without any guesswork about what's in the scoop. Per serving: 350mg Caffeine Anhydrous, 150mg Eria Jarensis (N-Phenethyl-Dimethylamine Citrate), 600mg Dendrobium Nobile 10:1 Extract, 150mg Juniper Berry Extract, 150mg Theobromine, 70mg Mucuna Pruriens, 300mg Alpha GPC 50%, 250mg N-Acetyl-L-Tyrosine, 200mg Choline Bitartrate, 1,000mg L-Taurine, 7,000mg Citrulline Malate (2:1), 3,200mg Beta-Alanine, 500mg Sodium Bicarbonate, 300mg Pink Himalayan Salt, 150mg L-Theanine, and 25mg AstraGin® — 25 servings per container. Fully transparent label. Natural colors and flavors. Start with half a scoop to assess tolerance. Do not exceed 1 scoop per day. Not for persons under 18. Not for tested athletes. California Prop 65 Warning likely applies — confirm on label.†

WARNING: AdreNOlyn Underground contains 350mg Caffeine Anhydrous plus Eria Jarensis, Dendrobium, Juniper Berry, and Theobromine — a high-stimulant load for experienced users only. Always start with half a scoop. Do not combine with other stimulant-containing products.

Supplement Facts — BlackMarket Labs AdreNOlyn Underground (Per 1 Scoop / 25 Servings)

High Stimulant and Focus Matrix — 3,220mg

• L-Taurine — 1,000mg
• Dendrobium Nobile 10:1 (Stem) Extract — 600mg
• Caffeine Anhydrous — 350mg
• Alpha GPC 50% — 300mg
• N-Acetyl-L-Tyrosine — 250mg
• Choline Bitartrate — 200mg
• Eria Jarensis (N-Phenethyl-Dimethylamine Citrate, whole bark extract) — 150mg
• Juniperus Communis 4:1 (Berry) Extract — 150mg
• Theobromine — 150mg
• Mucuna Pruriens Velvet Bean (Seed) Extract — 70mg

Pump and Performance — 11,000mg

• Citrulline Malate (2:1) — 7,000mg
• Beta-Alanine — 3,200mg
• Sodium Bicarbonate — 500mg
• Pink Himalayan Salt — 300mg

Amplifier and Absorption — 175mg

• L-Theanine — 150mg
• AstraGin® — 25mg

• Fully transparent label — all doses disclosed.
• Natural colors and flavors. No artificial dyes.
• Flavors: Strawberry Lemonade, Candy Dust, Peach Rings
• Mix 1 scoop in 10-12oz cold water 15-45 minutes before training.
• New users: start with half a scoop to assess tolerance.
• Do not exceed 1 scoop in any 24-hour period.
• Do not combine with other stimulant products.
• Not for tested athletes — Eria Jarensis is on WADA's monitoring program.

BlackMarket Underground's Design Philosophy — Six Stimulants With a Purpose

BlackMarket Labs built its reputation on goal-specific pre-workouts: BULK for mass, CUTS for fat loss, and Underground for the lifters who just want maximum output — no thermogenic agenda, no mass-building creatine loading, just the rawest high-stimulant experience the brand makes. Underground's formula is organized around three clearly defined matrices on the label: stimulant/focus, pump/performance, and absorption — with every ingredient confirmed and every dose disclosed. The fully transparent approach is particularly meaningful at this stimulant level because it lets experienced users accurately assess what they're taking and make informed stacking decisions.†

The Stimulant and Focus Matrix — Seven Compounds, Six Functions

Caffeine Anhydrous — 350mg

The foundation. 350mg of fast-acting anhydrous caffeine is a strong dose — above the 300mg that most mainstream pre-workouts land at and appropriate for experienced users with established caffeine tolerance. Caffeine's adenosine antagonism drives the immediate alertness and CNS arousal that launches the session, while also increasing epinephrine release for cardiovascular output and mobilizing fatty acids from adipose tissue. L-Theanine at 150mg in the absorption matrix directly modulates caffeine's edge — the classic caffeine + theanine pairing produces the same alertness with reduced anxiety and jitter response, smoothing the 350mg caffeine experience for most users.†

Eria Jarensis (N-Phenethyl-Dimethylamine Citrate) — 150mg — The Mood and Focus Compound

Eria Jarensis extract (N-Phenethyl-Dimethylamine / NPDMA) is a PEA-class (phenethylamine) neuroamine derived from the Eria Jarensis orchid. PEA-class compounds act as indirect dopamine and norepinephrine releasers — they trigger the release of catecholamines in the brain rather than blocking their reuptake (like amphetamines) or directly activating their receptors. The result is a distinct experience: elevated mood, heightened motivation, increased focus, and a euphoric drive quality that caffeine alone doesn't produce. NPDMA's half-life is longer than standard PEA (which is metabolized very rapidly by MAO enzymes), making it more useful in a pre-workout context than raw PEA. At 150mg, Eria Jarensis is a meaningful dose that contributes significantly to Underground's distinctive sensory profile — the locked-in, elevated-mood focus that experienced users recognize as qualitatively different from caffeine-only pre-workouts. Eria Jarensis is currently on WADA's monitoring program. Not for tested athletes.†

Dendrobium Nobile Extract (10:1 Stem) — 600mg

Dendrobium Nobile is a traditional orchid species used in East Asian medicine and valued in the supplement industry for its alkaloid content — primarily dendrobine and related alkaloids — which produce stimulant and focus-enhancing effects. At a 10:1 extraction ratio, 600mg of Dendrobium Nobile extract represents the equivalent of approximately 6,000mg of raw plant material, making this a concentrated dose of the active alkaloids. Dendrobine acts as an antagonist at inhibitory GABA receptors, which produces stimulant-like CNS excitation, and also interacts with acetylcholine receptor pathways, contributing to Underground's focus quality. The compound provides a qualitatively different stimulant character from caffeine — smoother and more euphoric with less of the hard-edged, adrenergic profile of pure caffeine stimulation. Dendrobium fell out of many formulas after early controversy about its categorization, but remains legal as a dietary supplement ingredient.†

Juniperus Communis 4:1 (Berry) Extract — 150mg

Juniper Berry extract is one of the less commonly seen ingredients in pre-workout formulas, and one of Underground's most distinctive inclusions. Juniper Berry contains monoterpenes and terpenoids — particularly alpha-pinene and terpinen-4-ol — that contribute to the stimulant and thermogenic character of the formula. Alpha-pinene is a bronchodilator and CNS stimulant that enhances alertness. Juniper Berry also has documented diuretic effects, which in a training context contributes to the vascular definition and muscle hardness that experienced bodybuilders associate with peak condition. The combination of mild thermogenic stimulation, bronchodilation, and diuretic effect makes Juniper Berry a practical secondary stimulant that adds meaningful depth to Underground's energy matrix without simply stacking more caffeine.†

Theobromine — 150mg

Theobromine is a methylxanthine found naturally in cacao — structurally similar to caffeine but with a longer half-life and different receptor affinity profile. Where caffeine is a potent adenosine antagonist producing rapid, intense stimulation, theobromine's effects are smoother, slower-building, and more prolonged. At 150mg alongside 350mg caffeine, Theobromine extends the duration of Underground's energy effect — as the caffeine's peak fades in hour 2-3 of a session, the theobromine's longer-lasting stimulation maintains the drive through the final sets. Theobromine also acts as a mild bronchodilator and vasodilator, complementing Citrulline Malate's NO-dependent pump.†

Mucuna Pruriens Velvet Bean (Seed) Extract — 70mg — The Dopamine Precursor

Mucuna Pruriens seed extract is standardized for L-DOPA content — the direct biochemical precursor to dopamine. L-DOPA crosses the blood-brain barrier and converts to dopamine, supporting the dopaminergic drive, motivation, and reward-anticipating quality of the training session. At 70mg extract, the L-DOPA contribution is smaller than in the Super bioFREAK WTF or bioAMP'D formulas (which use 250mg at 98% standardization), but combined with Eria Jarensis's dopamine-releasing mechanism and Alpha GPC's acetylcholine support, it rounds out the neurotransmitter picture supporting Underground's focus experience.†

The Choline Stack — Alpha GPC + Choline Bitartrate

Alpha GPC 50% at 300mg and Choline Bitartrate at 200mg form the dual choline foundation familiar from the BlackMarket lineup. Alpha GPC delivers bioavailable choline directly to the brain within 30-60 minutes, raising acetylcholine levels for the focused, precise, mind-muscle connection that separates a productive session from one spent grinding through reps without engagement. Choline Bitartrate at 200mg provides additional choline substrate. N-Acetyl-L-Tyrosine at 250mg adds the catecholamine precursor layer — NALT is the rate-limiting amino acid for dopamine, norepinephrine, and epinephrine synthesis, particularly under the stress of heavy training combined with a high stimulant load. Without adequate Tyrosine, stimulant-driven catecholamine depletion accelerates the post-workout crash. At 250mg NALT, Underground provides meaningful support for maintaining the dopamine and norepinephrine pool throughout the session.†

The Pump and Performance Matrix

Citrulline Malate (2:1) at 7,000mg delivers approximately 4,667mg of actual L-Citrulline alongside approximately 2,333mg of Malic Acid. At 4,667mg actual Citrulline, this is a solid pump dose — within the research-validated 3-6g Citrulline range for NO production and vasodilation, and the Malic Acid provides direct Krebs cycle substrate support for endurance. Beta-Alanine at 3,200mg is the established clinical dose for Carnosine buffering and lactic acid delay. Sodium Bicarbonate at 500mg is an ergogenic buffering agent that neutralizes acid in muscle tissue through a complementary mechanism to Carnosine — where Beta-Alanine buffers intracellular hydrogen ions, Sodium Bicarbonate buffers extracellular lactate. The combination of both buffering strategies at effective doses provides more comprehensive fatigue resistance than either compound alone. Pink Himalayan Salt at 300mg rounds out the performance matrix with electrolyte sodium for neuromuscular function and hydration maintenance during heavy training.†

Underground's Place in the BlackMarket Lineup

BlackMarket's pre-workout catalog is explicitly goal-specific, and Underground's position is the purest high-stimulant general-purpose formula in the lineup. BULK focuses on muscle and strength with creatine, betaine, and a clean anabolic pre-workout profile. CUTS adds the thermogenic fat-burning layer with carnitine, CaloriBurn, ProGBB, and Rauwolscine. CUTS Diamond takes the thermogenic pre-workout to its maximum expression. Underground sits apart from both — it's not designed for fat loss or specifically for bulking. It's designed for the workout itself: maximum intensity, maximum focus, maximum output, session after session. For experienced lifters who want a platform-level pre-workout without the thermogenic compounds of CUTS or the mass-building orientation of BULK, Underground is the baseline premium option.†

Frequently Asked Questions

1. How does Underground compare to CUTS Diamond?
   The most significant differences are the thermogenic stack and the pump architecture. CUTS Diamond contains a dedicated fat-burning layer (tri-carnitine complex, CaloriBurn GP, ProGBB, Synephrine, Rauwolscine, Evodiamine) that Underground doesn't include. Underground in turn contains Eria Jarensis, Dendrobium, Juniper Berry, Mucuna Pruriens, Sodium Bicarbonate, and Pink Himalayan Salt — compounds not in CUTS Diamond. Underground is the better choice when the goal is raw training performance without thermogenic fat loss support. CUTS Diamond is the better choice when you want simultaneous fat burning and pre-workout performance.†
2. What is Eria Jarensis and why does it make the workout feel different?
   Eria Jarensis (N-Phenethyl-Dimethylamine Citrate) is a PEA-class compound that triggers dopamine and norepinephrine release in the brain. The elevated dopamine produces a distinct euphoric, motivational quality — heightened mood and drive that experienced pre-workout users describe as qualitatively different from caffeine-only energy. It's the ingredient most responsible for Underground's reputation as a pre-workout that "feels different" from standard caffeine-based products. WADA currently has Eria Jarensis on its monitoring program — not prohibited yet, but athletes in tested sports should verify current status before using.†
3. Why does the label show 350mg caffeine when some older listings say 300mg?
   BlackMarket reformulated AdreNOlyn Underground during the product's history. The current label confirmed across multiple retailer SKUs shows 350mg Caffeine Anhydrous. Older listings reflect earlier formulations. The current tub at Get Yok'd is the 350mg version.†
4. Can Underground be stacked with CUTS Diamond or other fat burners?
   No. Underground already contains 350mg caffeine plus Eria Jarensis, Dendrobium, Theobromine, and Juniper Berry. Stacking with CUTS Diamond would produce an unsafe total stimulant load. If you want thermogenic + performance in one product, CUTS Diamond already covers both. Underground is designed to be a standalone pre-workout, not a foundation for additional stacking.†

How to Take BlackMarket Labs AdreNOlyn Underground

Mix 1 scoop in 10-12oz cold water 15-45 minutes before training. New users and those sensitive to stimulants: start with half a scoop to assess individual tolerance — this is mandatory, not optional. Do not exceed 1 scoop in any 24-hour period. Do not combine with other stimulant-containing products, caffeinated beverages, or fat burners. Do not take within 6-8 hours of bedtime. Stay well hydrated throughout training. Not for persons under 18. Not for pregnant or nursing women. Not for tested athletes. Cycle off periodically (every 8-12 weeks recommended) to maintain stimulant sensitivity.†

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 BlackMarket Labs — carrying the full pre-workout lineup
• Staff who can walk you through the BlackMarket lineup and help you choose the right formula for your goals in person
• One of the best loyalty programs in the supplement industry — earn rewards on every purchase

Who Should Not Take AdreNOlyn Underground

• Not for persons under 18 years of age
• Not for pregnant or nursing women
• Not for individuals with cardiovascular conditions, high blood pressure, or heart arrhythmia — 350mg caffeine plus multiple additional stimulants is a high total adrenergic load
• Not for individuals with anxiety disorders — PEA-class compounds (Eria Jarensis) can amplify anxiety in susceptible individuals
• Not for individuals with MAO inhibitor use or psychiatric medications — PEA compounds interact with MAO enzyme pathways
• Not for tested athletes — Eria Jarensis is on WADA's monitoring program
• Do not combine with any other stimulants, fat burners, or caffeinated products
• Discontinue use immediately if you experience rapid heartbeat, dizziness, severe headache, or shortness of breath
• Consult a physician before use if taking any prescription medications or having any medical condition
• 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.