Darkside Supps Pre-Workout Powder 1 Serving - L-Citrulline Malate 2:1 4000mg | Svpplements

Darkside

Darkside | Ultra Pre | 1 Servings

423mg total caffeine with clinical beta-alanine and focused nootropic drive

$25.00 $69.95$25.00/serving
0

SuppVault Score

Excellent — top tier

Darkside | Ultra Pre | 1 Servings

Six dimensions, weighted by category. Each is scored 0–10 from the supplement-facts panel data and the 2,492-ingredient knowledge base.

  • Clinical Dosing 10/10
  • Label Transparency 10/10
  • Manufacturing 4/10
  • Testing 3/10
  • Inactive Ingredients 9/10
  • Value 5/10
See the full algorithm → Read methodology

Scores are deterministic — same label in, same score out. Proprietary blends naturally score lower on transparency by design, not as a penalty.

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4000mg L-Citrulline Malate 2:1
3200mg Beta-Alanine
1000mg L-Tyrosine
600mg Alpha-GPC 50%
✓ Label Verified✓ No Prop Blends✓ DSHEA Compliant
3,200mg Beta-Alanine — clinical daily dose
4,000mg Citrulline Malate — pump support
423mg Total Caffeine — dual-source energy
1,000mg L-Tyrosine — focus support
600mg Alpha-GPC — nootropic support
50mg AstraGin — absorption support
Astragin™
"This is the kind of pre that flips the switch fast—hard energy, sharp focus, and enough endurance support that I’m still attacking sets when most formulas would’ve already crashed."
Verified buyer
🌿🧪 Natural & Artificial📊 1 clinical / 30 value servings
Featuring: AstraGin® by NuLiv Science
SuppVault Summary

Darkside Ultra Pre Xtreme is a fully disclosed high-stim pre-workout built for intense, focused training sessions. It prioritizes urgency, energy, and work capacity over pure pump. Key anchors include 3,200mg beta-alanine and about 423mg total caffeine.

Great Fit

  • Experienced hypertrophy lifters wanting hard-hitting training intensity
  • Advanced gym users needing fast pre-workout impact
  • High-stim users chasing aggressive gym energy
  • Bodybuilders pushing long, high-volume sessions
  • Lifters wanting strong focus with stimulatory drive
  • Intermediate to advanced users with solid stim tolerance
  • Users training during tight pre-work windows
  • Athletes preferring energy and focus over pumps

Not Ideal If

  • Beginners or low-tolerance users — about 423mg total caffeine
  • Anyone training late evening or already heavily caffeinated
  • People sensitive to aggressive stimulant effects or appetite suppression
  • Users wanting a low-stim or pump-only pre-workout
⚠️ Allergen Information +
Contains:
Manufactured in a facility that also processes:
Composition Details
Sweeteners: sucraloseacesulfame-k
Delivery Tech: Malate SaltMalate SaltHcl Salt

Brand-Published Lab Tests

Darkside publishes test results from independent third-party labs. Svpplements links to the manufacturer’s data — we don’t test products ourselves.

Lab data is published by the manufacturer. Svpplements neither verifies nor warrants third-party test results — we curate the link so you can check the source. How we evaluate testing →
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When Pre workout
Time Avoid evening
⚠ ~423mg total caffeine per serving. one serving daily. best taken before 2pm.
What You'll Feel
0-10 min
Initial settling phase; taste and stomach feel are most noticeable.
10-20 min
Energy rises, tingles begin, and alertness starts building.
💪
20-40 min
Peak drive, focus, and motivation hit hardest for most users.
🎯
40-90 min
Strong training output continues with more sustained energy support.
🎯
90-150 min
Stimulant effects taper gradually, though focus may still linger.
2-4 weeks
Beta-alanine benefits build with repeated daily use over time.

Deep Dive

Vitamin 2
Ni
Niacin
30mg
Vb
Vitamin B12 (as Methylcobalamin)
500mcg
Pump 1
Lu
L-Citrulline Malate 2:1
4000mg
Endurance 1
Be
Beta Alanine
Clinical
Focus 3
Lt
L-Tyrosine
1000mg
Al
Alpha GPC 50%
600mg
Ha
Huperzine A 1%
20mg
Energy 3
Ca
Caffeine Anhydrous
350mg
Clinical
Dc
Dicaffeine Malate
100mg
Hh
Hordenine HCl
60mg
Mood 1
Rj
Eria Jarensis
300mg
Anti oxidant 1
Gt
Green Tea Extract
125mg
Absorption 1
As
Astragin®
50mg
VIT: 2PUM: 1END: 1FOC: 3ENE: 3MOO: 1ANT: 1ABS: 1
Alpha-GPC
Clinical Dose
600mg
Clinical range: 300-600mg
moderate
AstraGin®
AstraGin®Clinical Dose
50mg
Clinical range: 50mg
moderate
Beta-Alanine
Clinical Dose
3200mg
Clinical range: 3200-6400mg
strong
Caffeine Anhydrous
Clinical Dose
350mg
Clinical range: 200-400mg
strong
Dicaffeine Malate
Clinical Dose
100mg
Clinical range: 100-150mg
moderate
Eria Jarensis
↑ Above Clinical
300mg
Clinical range: 100mg-250mg
limited
Green Tea Extract
Below Clinical
125mg
Clinical range: 400-500mg EGCG
moderate
Hordenine HCl
↑ Above Clinical
60mg
Clinical range: 50mg
limited
Huperzine A
Below Clinical
20mcg
Clinical range: 50-200mcg
moderate
L-Citrulline Malate 2:1
Below Clinical
4000mg
Clinical range: 6000-8000mg
strong
L-Tyrosine
↑ Above Clinical
1000mg
Clinical range: 100-150mg/kg
moderate
Niacin
Below Clinical
30mg
Clinical range: 500-2000mg
strong
Vitamin B12
Clinical Dose
500mcg
Clinical range: 500-2000mcg
strong

Niacin

30mg Dose
150% Daily Value
Disclosed Transparency
View full research →

Vitamin B12

Form: as Methylcobalamin
500mcg Dose
8333% Daily Value
Disclosed Transparency
View full research →

L-Citrulline Malate 21

4000mg Dose
Daily Value
Disclosed Transparency
View full research →

Beta Alanine

3200mg Dose
Daily Value
Disclosed Transparency
View full research →

L-Tyrosine

1000mg Dose
Daily Value
Disclosed Transparency
View full research →

Alpha GPC 50%

600mg Dose
Daily Value
Disclosed Transparency
View full research →

Caffeine Anhydrous

350mg Dose
Daily Value
Disclosed Transparency
View full research →

Eria Jarensis

300mg Dose
Daily Value
Disclosed Transparency
View full research →

Green Tea Extract

125mg Dose
Daily Value
Disclosed Transparency
View full research →

Dicaffeine Malate

100mg Dose
Daily Value
Disclosed Transparency
View full research →

Hordenine HCl

60mg Dose
Daily Value
Disclosed Transparency
View full research →

Astragin®(Astragalus membranaceus & Panax notoginseng) Root Extracts

50mg Dose
Daily Value
Disclosed Transparency
View full research →

Huperzine A 1%

20mg Dose
Daily Value
Disclosed Transparency
View full research →
BASE Darkside | Ultra Pre | 1 Servings
$25.00
5% Nutrition | Creatine | 60 Servings
$26.99$0.44/srv 60 servings

Ultra Pre Xtreme does not include creatine, so adding a standalone creatine monohydrate fills the biggest obvious performance gap. Creatine supports phosphocreatine regeneration for repeated high-intensity output, which pairs perfectly with beta-alanine’s acid-buffering role for a more complete power-and-endurance stack.

Take 3-5g daily, any time; can be taken with this product pre-workout for convenience

Stim-Free Pump FormulaPUMP

This formula is strong on energy and focus but only moderate on pump because 4g citrulline malate 2:1 is not a max-pump dose. Pairing it with a stim-free nitric oxide product can raise total citrulline, nitrates, glycerol, or taurine and turn this into a much more complete performance stack.

Take alongside Ultra Pre Xtreme 20-30 minutes before training

Electrolyte/Hydration ProductHYDRATION ELECTROLYTE

High-stim formulas can feel better when hydration is dialed in, especially during long sessions or training in heat. Adding sodium, potassium, and magnesium supports fluid balance, muscle contraction, and the quality of your pump when combined with citrulline-driven blood flow.

Use pre-workout or sip during training

Intra-Workout Carbohydrate FormulaENERGY

If your sessions are long, dense, or glycogen-demanding, adding fast-digesting carbohydrates complements this formula’s nervous-system drive with actual substrate support. That helps turn the heightened intensity from the stimulant stack into sustained output rather than just a stronger feeling.

Sip during training, especially for sessions over 60 minutes

Post-Workout Protein IsolateRECOVERY

Ultra Pre Xtreme is all about session quality, not recovery nutrition. Pairing it with a fast-digesting protein after training gives your body the amino acids needed to capitalize on the work you just did, especially after high-volume sessions this formula is well suited for.

Take within 1-2 hours post-workout

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Per Day
Includes base product + selected items
Darkside | Ultra Pre | 1 Servings97
$25.00
This Product
$/srv: $2.50
Tie

Both are premium high-stim pre-workouts with strong energy and focus positioning.

$/srv: $3.00
Them

Hooligan Extreme typically wins on sheer category extremity and hardcore reputation.

$/srv: $2.33
This Product Wins

Ultra Pre Xtreme offers a more balanced disclosed build with meaningful endurance support.

$/srv: $2.20
This Product Wins

Darkside has a stronger blend of endurance, nootropic support, and dual-source caffeine.

Clinical Dosing

L-Citrulline Malate 2:1
Under-researched No clinical-dose range yet — manufacturer dose only.
4000mg
Beta-Alanine
Under-researched No clinical-dose range yet — manufacturer dose only.
3200mg
L-Tyrosine
Under-researched No clinical-dose range yet — manufacturer dose only.
1000mg
Alpha-GPC 50%
Under-researched No clinical-dose range yet — manufacturer dose only.
600mg

Frequently bought together

Comparison

How this stacks up

Side-by-side against the closest competitors. Score reflects clinical dosing, transparency, and testing.

Comparison data combines live storefront pricing with our SuppVault analysis. Competitor scores reflect public-label data; manufacturer-side changes may not be reflected in real time.

Full Product Description Article

Darkside Supps Ultra Pre Xtreme is a fully disclosed, high-stimulant pre-workout built around one clear philosophy: drive training intensity with a layered stimulant and nootropic core, while supporting performance with clinically relevant beta-alanine and a meaningful citrulline base. This is not a pump-only formula and it is not a beginner pre. It is a high-output session formula for users who want urgency, focus, and work capacity.

The performance backbone starts with 4,000mg of L-Citrulline Malate 2:1. Because this is citrulline malate rather than pure L-citrulline, the actual citrulline yield is roughly 2.7g, which puts it below the 3-6g pure citrulline range commonly used in exercise research. That matters. You still get nitric oxide support through the arginine-NO pathway, improved blood flow, and a better training pump than stim-only formulas, but this is not a maxed-out pump dose. The upside is that AstraGin at 50mg has manufacturer data showing improved citrulline transport, which strengthens the practical effect of the dose.

Beta-Alanine is set at 3,200mg, which is the classic evidence-based daily dose used to raise intramuscular carnosine over time. This is one of the strongest decisions in the formula. Beta-alanine does not work like caffeine; it works by saturating muscle carnosine stores, which buffer hydrogen ions during hard efforts. In real training, that means better tolerance to the burn during high-rep sets, repeated sprints, and dense hypertrophy work. Expect the familiar tingling sensation acutely, but the real payoff is after consistent daily use across multiple weeks.

For cognitive drive, Darkside pairs 1,000mg L-Tyrosine with 600mg Alpha GPC 50%, yielding about 300mg active Alpha GPC, plus Huperzine A 1% at 20mg, yielding 200mcg Huperzine A. Tyrosine is a catecholamine precursor, relevant when stimulant-heavy training increases demand for dopamine and norepinephrine signaling. Research on tyrosine is mixed for direct exercise performance, but mechanistically it fits well with caffeine-heavy formulas, especially under fatigue and cognitive load. Alpha GPC supplies choline for acetylcholine production, which supports neuromuscular output and focus. At this inclusion, the active Alpha GPC dose is useful, though not at the top end of standalone nootropic dosing. Huperzine A slows acetylcholine breakdown, making the choline side of the formula feel sharper and more sustained.

The stimulant system is unapologetically strong: 350mg caffeine anhydrous plus 100mg dicaffeine malate for a total caffeine yield of about 423mg. That gives you a fast onset from anhydrous caffeine and a smoother tail from malate-bound caffeine. Add 300mg Eria Jarensis, 60mg hordenine HCl, and 125mg green tea extract, and the formula clearly prioritizes elevated drive, mood, and perceived intensity. Niacin at 30mg can contribute to a flush in some users, while 500mcg methylcobalamin covers B12 in a bioactive form.

The synergy is straightforward and smart: caffeine, Eria, hordenine, tyrosine, Alpha GPC, and huperzine all converge on energy, catecholamine tone, and cholinergic focus; beta-alanine supports repeated high-intensity output; citrulline malate supports blood flow and training feel; AstraGin is included to enhance uptake. Transparency is a real strength here. There are no proprietary blends, every active is listed with a dose, and that alone puts it ahead of many high-stim pre-workouts that hide their stim matrix.

What should you expect? On day 1, expect a strong stimulant rise, possible beta-alanine tingles, noticeable focus elevation, and a moderate pump rather than an extreme one. Over 2-4 weeks of consistent use, beta-alanine becomes more valuable as muscle carnosine builds, making hard sets feel more sustainable and helping you hold output later into the session.

Science & Clinical References 10 citations
Beta-Alanine and Carnosine Loading0 studies

Beta-alanine raises intramuscular carnosine, a dipeptide that buffers hydrogen ions generated during hard anaerobic work. This buffering delays the drop in muscle pH associated with burning fatigue and reduced force output. The benefit is cumulative rather than instant, which is why daily intake matters more than acute timing. At 3.2 grams, this formula supplies the standard evidence-based daily entry point used in performance studies.

Citrulline Malate and Nitric Oxide Support0 studies

Citrulline is converted to arginine in the kidneys more efficiently than taking arginine itself, helping support nitric oxide synthesis. Higher nitric oxide availability can improve vasodilation, blood flow, and the subjective muscle fullness associated with training pumps. The malate component may also contribute modestly to energy metabolism through the tricarboxylic acid cycle, though the main practical draw is still circulation support. In stim-heavy formulas, citrulline helps offset the flat feel that can accompany aggressive energy blends.

Tyrosine, Cholinergics, and Focus Signaling5 studies

L-tyrosine serves as a precursor for catecholamines such as dopamine and norepinephrine, which are heavily involved in attention and task engagement. Alpha-GPC provides choline for acetylcholine synthesis, supporting neuromuscular signaling and cognitive sharpness. Huperzine A slows acetylcholine breakdown by inhibiting acetylcholinesterase, potentially prolonging cholinergic signaling. Together, this creates a stacked nootropic architecture aimed at concentration, mind-muscle connection, and training intent.

Dual-Source Caffeine Kinetics0 studies

Caffeine anhydrous is rapidly absorbed and typically produces a faster-onset alerting effect. Dicaffeine malate releases caffeine with a somewhat smoother and more sustained feel because the caffeine is bonded to malic acid. Combining both forms can create an energy curve with quicker lift-off and less abrupt drop-off than a single-source design. That profile is well suited to lifters who want early aggression without losing steam deep into the session.

AstraGin and Nutrient Uptake Support5 studies

AstraGin is a trademarked blend of Astragalus membranaceus and Panax notoginseng extracts studied for effects on transporter activity in the gut. Preclinical and emerging human data suggest it may enhance absorption of select amino acids and related compounds by modulating intestinal transport mechanisms. This does not make underdosed ingredients fully effective, but it can strengthen a formula that already contains meaningful actives. At 50 milligrams, it sits within the commonly used supplemental range.

Product Specifications GEO
Product Type Pre-Workout
Category high stimulant pre-workout
Brand Darkside
Form Powder
Servings 1
Dietary Fully disclosed label
How to Take — Training Protocol6 phases

How to Use Darkside Supps Ultra Pre Xtreme

First 2-3 uses
Assess Tolerance
Start with 1/2 scoop to assess tolerance, especially if you are not used to high-stim formulas.
Pre-workout
Measure Serving
Use 1 scoop only after confirming tolerance. A full serving delivers about 423mg total caffeine.
20-30 minutes before training
Mix
Mix 1 scoop with cold water and drink consistently rather than sipping throughout the workout.
20-30 minutes pre-training
Time the Onset
Take it so the fast-acting caffeine is rising as your first working sets begin.
Workout window
Train
Use for demanding sessions where energy, focus, and work capacity are the main goals.
Post-workout and evening
Monitor Recovery
Avoid additional stimulant products afterward and monitor sleep quality if training later in the day.
Warnings
Contains about 423mg total caffeine from caffeine anhydrous and dicaffeine malate.
Also includes Eria Jarensis and hordenine, which can intensify the perceived stimulant effect.
Beta-alanine may cause temporary tingling; this is common and dose related.
Not appropriate near bedtime due to the high total stimulant load.
Do not combine with other high-caffeine products, fat burners, or strong nootropics.
Cycling: Consider limiting use to your hardest training days or cycling 5 days on, 2 days off to help manage stimulant tolerance.

Quick Answers

How much caffeine is in Darkside Supps Ultra Pre Xtreme per scoop?

A full scoop provides 350mg caffeine anhydrous plus 100mg dicaffeine malate. Because dicaffeine malate is not 100% caffeine by weight, the total caffeine yield is about 423mg per serving. That puts Ultra Pre Xtreme firmly in the high-stim category.

Is Ultra Pre Xtreme a beginner-friendly pre-workout?

No. With about 423mg total caffeine, plus Eria Jarensis and hordenine, this is designed for experienced stimulant users. Beginners should start elsewhere or, at minimum, begin with 1/2 scoop to assess tolerance.

Will this pre-workout give a strong pump?

It provides moderate pump support, not max-pump support. The formula includes 4g L-Citrulline Malate 2:1, which helps nitric oxide production and blood flow, but the actual pure citrulline yield is below what you see in dedicated pump formulas built around 6-8g+ pure citrulline.

Why does this formula use both caffeine anhydrous and dicaffeine malate?

Caffeine anhydrous hits quickly and gives the formula its hard onset. Dicaffeine malate releases more gradually, which helps extend the energy curve and makes the session feel less front-loaded than anhydrous-only formulas.

What does the 3,200mg beta-alanine dose actually do?

That is the classic evidence-based daily dose used to increase muscle carnosine over time. Higher carnosine helps buffer hydrogen ions during hard training, which is why beta-alanine is associated with better tolerance for intense sets, repeated intervals, and metabolic fatigue.

Why do I feel tingling after taking Ultra Pre Xtreme?

The tingling comes from the 3.2g beta-alanine dose and is called paresthesia. It is common, harmless for most users, and usually strongest shortly after ingestion, especially on an empty stomach.

What is the purpose of Alpha GPC and Huperzine A in this formula?

Alpha GPC provides choline to support acetylcholine production, which is relevant for focus and neuromuscular signaling. Huperzine A slows the breakdown of acetylcholine, so together they create a stronger and longer-lasting cholinergic focus effect than either ingredient alone.

Should I take this on an empty stomach?

Most users feel the onset more strongly on a relatively empty stomach or after a light meal. A large meal can slow absorption and make the stimulant rise feel less immediate, which matters in a formula this reliant on acute energy and focus.

Can I stack Ultra Pre Xtreme with coffee or an energy drink?

That is generally not recommended. This formula already delivers about 423mg total caffeine, and adding more stimulants can increase the risk of jitters, rapid heart rate, anxiety, or sleep disruption.

Does this product need to be taken consistently to work?

The stimulant and focus effects are acute, so you will feel those on day one. Beta-alanine is different—it works best with consistent daily use over multiple weeks as muscle carnosine levels rise.
97

SuppVault Score

Darkside | Ultra Pre | 1 Servings

💊 Clinical Dosing 10/10

13/13 key ingredients with disclosed doses

🏷 Label Transparency 10/10

Full label disclosure

🏭 Manufacturing 4/10

No manufacturing certifications found

🔬 Testing 3/10

No third-party certification found

🧪 Inactive Ingredients 9/10

Minimal inactive ingredients

💰 Value 5/10

Insufficient price/serving data

Scores are relative to category averages. Proprietary blends score lower on transparency naturally — this is neutral fact, not penalty.

Athlete status

Verified athletes can view NCAA, WADA, and high-school compliance status for this product.

* 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. Consult your physician before use if you have a medical condition or take medications.

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