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 Crack Purple Pre-Workout Review: Does This Stim Bomb Go Too Far?

Crack Purple Pre-Workout Review: Does This Stim Bomb Go Too Far?

Community Ratings:

4.0
By Nader QudimatPre-Workout Expert (10+ Years)
Updated July 18, 2025

Crack Purple Pre-Workout Review: Does This Stim Bomb Go Too Far?

Community Ratings:

4.0
By Nader Qudimat, Pre-Workout Expert (10+ Years)
Updated July 18, 2025

We test and review fitness products based on an independent, multi-point methodology. If you use our links to purchase something, we may earn a commission. 

OVERVIEW
Type
Pre Workout
Price
$69.99
Serving Size
17g
Availability
Hard to find
Positives
Fully transparent label
Decent doses of nitric oxide boosters
Negatives 
Manufacturing issues

Bottom Line

Crack Purple has been reformulated without DMAA.

Now it delivers a high-stim blend featuring 240mg DMHA, 400mg caffeine, 300mg Eria Jarensis, and 200mg caffeine citrate.

The energy lasts a long time and feels smoother compared to the original.

You’ll still get high levels of motivation, mood enhancement, and focus.

Pumps are reduced—no nitrates this time.

It’s designed for advanced users who want intense workouts without chaotic stim crashes.

If you're sensitive to stims, skip it—or start with a half scoop.

Let’s break down the new formula.

One scoop hits like a freight train.

Most pres promise intensity. Crack Purple is chaos in a tub.

Is this the new line for stim junkies, or just one ride too many?

Top Rated
Crack by Dark Labs
Rating: No Rating Yet

Crack by Dark Labs

Crack Purple is a high-stimulant pre-workout with an open-label formula featuring multiple energy-boosting compounds, including DMHA and 600mg of caffeine. It's designed for experienced users seeking extreme intensity, but may cause discomfort or side effects in sensitive individuals.

Crack Purple is a high-stimulant pre-workout with an open-label formula featuring multiple energy-boosting compounds, including DMHA and 600mg of caffeine. It's designed for experienced users seeking extreme intensity, but may cause discomfort or side effects in sensitive individuals.

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Crack Purple Review

Quick Summary

Crack Purple pushes intensity to the edge.

DMAA is out. High-dose stims, a spike of energy, and just enough pump support keep you wired for the session.

Every ingredient is on the label.

You get everything up front—no blends, no surprises.

This is not your daily pre. Most people will want less than a full scoop.

Ingredient Breakdown

Citrulline 8g

This is the backbone for muscle pumps and blood flow, dosed way above most pres.

Eight grams means you’ll see and feel muscle fullness, even as the energy ramps up.

You’ll notice the difference fast, especially if you’re used to smaller doses.

Beta Alanine 3g

Classic for tingles and endurance, three grams is strong enough for most users to feel.

Not the max clinical dose, but plenty to help extend your sets.

You might get that face tingle if you’re new to it.

Agmatine Sulfate 1g

Supports longer-lasting nitric oxide effects for pumps that stay with you.

Works hand in hand with citrulline for steady blood flow, not just a quick swell.

Choline Bitartrate 500mg

Supports focus and keeps your brain dialed in.

The moderate dose means you’ll notice sharper focus, but it won’t send your mind spinning.

Pairs well with the rest of the stims for a wired, alert feel.

Caffeine Anhydrous 400mg

The main energy driver—fast, hard, and noticeable within minutes.

Sets the stage for everything else to kick in.

This is not for the caffeine sensitive.

Eria Jarensis 300mg

Boosts mood and adds another layer to the energy.

The effect is subtle next to the caffeine, but it helps keep you locked in.

Adds urgency without being overwhelming.

Juglans Extract 240mg

This is another hard-hitting stimulant that keeps the ride going as the main caffeine starts to wear off.

You may feel the relentless energy build and last through the session.

Caffeine Citrate 200mg

Quick, sharp energy you’ll feel almost instantly.

Works with the other caffeine source for that sudden spike when you need it.

DMHA 150mg

This is the reason it’s called a stim bomb.

DMHA adds aggressive, physical energy and a real sense of urgency.

You’ll notice the ride get wilder, not smoother.

Halostachine 50mg

A lighter stim that adds alertness and a sharper edge, mixing with the main players to round out the chaos.

Alpha Yohimbine 2mg

Very strong fat burner.

Sharpens the overall energy and can feel harsh if you’re sensitive.

If you’re not a fan of alpha yo, take note—this one does not hold back.

What Makes It Different

Crack Purple used to be about DMAA and big euphoria.

Now it’s all about DMHA, more caffeine, and even more aggressive focus.

You get a real 600mg of caffeine from two sources, heavy DMHA, and enough other stims to keep you guessing.

Compared to Crack Gold, Purple brings bigger pumps and a sharper edge—more intensity, less subtlety.

If you miss the old Crack, expect something new here.

Experience Using Crack Purple

Energy ramps up fast, and it’s a roller coaster all the way through.

You might notice your heart rate shoot up and your breathing tighten, especially on heavier sets.

Some people get a head rush or a constricted feeling, even during isolation exercises.

Focus comes on strong, but not always clean—it’s a bit scattered, not the smooth type.

This is not the pre for comfort or easy energy.

Compared to older versions or Crack Primal, Purple is flat-out more aggressive and less refined.

If you want something wild, this is it.

If you want something balanced, look elsewhere.

Pros And Cons

Pros:

  • Massive stim hit for advanced users
  • Transparent label, no hidden ingredients
  • Strong pump and focus support
  • No proprietary blends
  • Hits faster and harder than most modern pres

Cons:

  • Energy can be overwhelming, even for experienced users
  • Not suitable for daily use—side effects are real
  • No DMAA, so the feel is different from the OG Crack
  • Can cause heart rate spikes, shortness of breath, and discomfort
  • Absolutely not for beginners

Who Should Try This

Lifters who want the wildest, most aggressive energy possible

Experienced users looking for the next extreme pre

Anyone with a high stim tolerance who wants something that pushes every limit

How To Use

Start with half a scoop unless you know you can handle more.

Take it 20 to 30 minutes before you train.

Never combine with other stims or fat burners.

Limit use to once or twice per week.

Final Verdict

Crack Purple is all-out chaos for people who want to feel everything in the gym.

It’s not for comfort, and it’s not for most lifters.

If you want pure intensity and can handle the side effects, this pre is for you.

If you want balance or something that just feels good, skip it.

Tried it? Share your experience below.

Top Rated
Crack by Dark Labs
Rating: No Rating Yet

Crack by Dark Labs

Crack Purple is a high-stimulant pre-workout with an open-label formula featuring multiple energy-boosting compounds, including DMHA and 600mg of caffeine. It's designed for experienced users seeking extreme intensity, but may cause discomfort or side effects in sensitive individuals.

Crack Purple is a high-stimulant pre-workout with an open-label formula featuring multiple energy-boosting compounds, including DMHA and 600mg of caffeine. It's designed for experienced users seeking extreme intensity, but may cause discomfort or side effects in sensitive individuals.

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Reviews

4.0
4.0 out of 5 stars (based on 3 reviews)
Excellent34%
Very good33%
Average33%
Poor0%
Terrible0%

Latest Reviews

Performance: 4.7 ★★★★✬
Energy: 4.7 ★★★★✬
Focus: 3.3 ★★★☆☆
Pump: 4.3 ★★★★☆
Mood Elevation: 4.3 ★★★★☆

Crack Purple

March 27, 2025

I mixed a full serving ( 17 grams ) into a cold bottle of water and it mixed fine with no issues.

The taste ( Dark berry ) I found to be awful but I held my nose and chased with plain water.

The effects kicked in rather fast and I noticed not only beta alanine tingles but a redness to my face and chest similiar to a niacin flush ( i'm guessing this is the beet root powder)

Then shortly the stimulants took hold and my head had a highness floaty feeling and I felt the urge to put loud music on and lift heavy.

I did a full body workout and noticed I was stronger than usual on a pre workout, maybe 5-10% increase on lifts.

It had very potent pumps for a high stim product, it was lacking in focus nootropic elements however.

Overall it was a great hitter every time and it is a shame products like this are rarer by the day, I would give it an 8/10.

retailerOther
Workout TypePick One
Avatar for StimOfTheHill
StimOfTheHill
assigned_usersReview of StimOfTheHill

RIP Original Crack Purple

February 20, 2025

Bought Crack purple original formula in 2021 from suppscentral using an FDN discount code after seeing the hype it was getting from reviewers. I used the whole tub over about two years and absolutely loved it.

I'm not sure if there was 'real DMAA', since this is my only experience with a preworkout that even CLAIMS DMAA. But whatever is in here, it makes for an amazing preworkout and seems much stronger than just the usual DMHA.

I had Very Dark Berry flavour and it was quite good.

On a full serve (2 scoops), it takes about ~15 minutes to first kick in, and from there the focus, good mood, and driving energy builds progressively for another hour or so. Adrenaline is pumping and you feel powerful: you can do higher weight and more reps without getting fatigued. You don’t get much euphoric mood elevation per se. You're just dialled in and feeling positive about the workout.

The peak of the effects last from about ~40 minutes to ~2 hours after ingestion. You can still feel it floating around your system for a fair few hours after, so it may disturb sleep if you take it after 5pm.

The pump formula is obviously exceptionally good for a high-stim preworkout like this. And it delivers. Great muscle contractions and a surprisingly big pump for something with so many vasoconstricting stimulants.

Side effects are minimal and basically limited to what can be expected from a preworkout like this: e.g increased heart rate, shaky hands, maybe a bit of a crash, queasy feeling, headaches, I possibly threw up one time, and increased sweating (which might be a positive for some).

Overall, this is a top-tier preworkout which delivers in all areas. This review has been mainly based on the 2 scoop (full serve) experience. However I also used 1 scoop and 1.5 scoops on different occasions, with the effects being basically the same but just a bit attenuated. This preworkout is clearly ‘hardcore’, so start with 1 scoop to assess tolerance. I even think that some people will find 1 or 1.5 scoops to be more than enough.

It’s a shame that Dark Labs is pivoting away from DMAA stuff (though again who knows if it was in here) due to legal and manufacturing issues, and that the original Crack purple that I had is probably never coming back. I’m glad I got to try this one while it was in its prime.

TLDR: Hardcore preworkout specialising in strong adrenergic energy that makes you feel powerful while lifting, with intense focus and positive mood. If you can find the original formula anywhere I would say get some now because it’s going to be all gone very soon if it isn’t already.

retailerOther
Side Effectsincreased heart rate; nausea; shaky hands
Workout TypeBodybuilding
expirydate06/2024
Batch Number0621044
Avatar for jimefin
jimefin
assigned_usersReview of jimefin

Best of the best

January 2, 2025

All time favorite pre workout. Cover it all. Energy, mood elevation, Euphoria, insane pumps, post workout buzz, feeling on top of the world. No sides, no drama. Taste is also great. I have tropical punch

I think DL gonna bring it back soon.

Pumps are unmatched, don't need to stack anything on top, maybe Glycerol. Generally it's pretty consistent pre. 2 scoops weights less than recommend 17 grams, so use scale. Post workout mood elevation is on another level. You feel light, happy and go on about your day like you didn't had hard workout. Mind muscle connection is my favorite traits as well.

retailerNutricartel
Side EffectsNone
Workout TypeBodybuilding
expirydate03/2026
Batch Number0308-01-001
Avatar for Forneuss
Forneuss
assigned_usersReview of Forneuss

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Nader Qudimat

Forged by iron and cold steel, I'm Nader, a mid-30s natural bodybuilder. Once a 100lb skinny guy, I've transformed into a 200lb muscular athlete with over 15 years of lifting experience.
Click here to check out my 12 year transformation: Natural 12 Year Transformation

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