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  • P.I.M.P. - Stim-Free Pump Pre-Workout

    DARK LABS P.I.M.P. - STIMULANT-FREE PUMP PRE-WORKOUT MAKE PUMP THE PRIORITY. P.I.M.P. combines 10 g L-citrulline with HydroPrime®, Nitrosigine® and VasoDrive-AP® in a complete stimulant-free pump...

    £44.90
    £44.90
  • Sold out

    Crack Diamond Edition - 25 servings

    DARK LABS CRACK DIAMOND EDITION PRE-WORKOUT Built for lifters who train with intent. Crack Diamond is a high-stim pre-workout for the kind of lifter who doesn't...

    £39.98
    £39.98

Dark Labs Pre-Workouts in the UK

Dark Labs built its name on pre-workouts that don't hold back. This collection brings the full line-up to UK lifters in one place: the Crack family, Maniaco, Flame and the stim-free pump formulas.

Find the right strength for you

  • Starting out with Dark Labs: Crack Initiation and Crack Daily are the easiest way into the range and suit regular, everyday training.
  • The classics: Crack OG, Crack Reloaded and Crack Purple are the formulas that made the brand famous.
  • Limited and special editions: Crack Diamond, Crack Barbarian and Crack Gold are for experienced users who already know how they respond to high-stimulant products.
  • Maniaco and Flame: bold, high-stim formulas with their own distinctive feel and flavour line-ups.
  • No stimulants: Maniaco PUMP and P.I.M.P. Stim Free skip the caffeine entirely, so they work for evening sessions or for stacking with another pre-workout.

How to take a pre-workout

Mix one serving with water and drink it 20 to 30 minutes before training. With a new product, start with half a scoop to see how you respond, and never exceed the recommended daily dose on the label. Many of our pre-workouts contain caffeine, so count any coffee or energy drinks you have on the same day.

Who should avoid stimulant pre-workouts

High-caffeine products are not suitable for anyone under 18, for pregnant or breastfeeding women or for people who are sensitive to caffeine. If you have a medical condition or take medication, speak to your GP first. Food supplements should not replace a varied, balanced diet and a healthy lifestyle.

Frequently asked questions

Which Dark Labs pre-workout should I start with?

If you are new to Dark Labs, start with Crack Initiation or Crack Daily and a half serving. Once you know how you respond, move on to the classics or the limited editions.

Do you sell stim-free pre-workouts?

Yes. Maniaco PUMP and P.I.M.P. Stim Free contain no caffeine. You can find them, together with single-ingredient pump products, in our Non-Stim Pre-Workouts collection.

Can I stack a pre-workout with creatine?

Yes. Creatine is a popular addition to any training routine. See our Creatine collection.

Do you deliver across the UK?

Yes. Delivery options, costs and timings are shown at checkout.