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Description

Double the tubs, double the value. The Optimum Nutrition Gold Standard Pre-Workout Twin Pack gives you two tubs of ON’s trusted pre-workout formula at a better price. Packed with natural caffeine, creatine, beta-alanine, and vitamins, it’s designed to deliver clean energy, focus, and endurance. Plus, it’s Informed-Choice certified, meaning every batch is tested for banned substances — trusted by athletes worldwide.


Why Choose the Twin Pack?

  • Bundle & save – better value than buying single tubs.

  • 175mg natural caffeine per serve – delivers clean, explosive energy.

  • 3g creatine monohydrate – supports strength and power.

  • 1.5g beta-alanine – buffers fatigue so you can train harder for longer.

  • L-citrulline – supports blood flow and pumps.

  • Vitamins B1, B3, B5, B6, and B12 – support energy metabolism.

  • Informed-Choice certified – tested for banned substances, trusted by athletes.

  • Trusted ON quality – from the world’s #1 sports nutrition brand.


How to Use

  1. Mix 1 scoop of Gold Standard Pre-Workout with 200–300ml of cold water.

  2. Take 20–30 minutes before training.

  3. Beginners or caffeine-sensitive users should start with ½ scoop.

Pro tip: Keep one tub at home and one in your gym bag so you’re never caught without your pre-workout boost.


Who’s It For?

  • Athletes needing strength, power, and endurance.

  • Gym-goers who want focus and energy for intense training.

  • Busy professionals who train after long days and need an energy lift.

  • Drug-tested athletes looking for a safe, certified pre-workout.


FAQ

Is Gold Standard Pre-Workout Twin Pack safe for athletes?
Yes — it is Informed-Choice certified, meaning it’s tested for banned substances and manufactured in a registered facility.

Will it make me tingle?
Yes — the beta-alanine may cause harmless tingling, a normal effect.

Why choose the twin pack over singles?
You save money, get more servings, and can keep a tub in multiple locations so you never miss your pre-workout.


Why Buy from Sprint Fit?

  • 100% authentic Optimum Nutrition supplements.

  • Free NZ shipping on orders $60+.

  • Same-day dispatch nationwide.

  • Trusted by Kiwi athletes and fitness enthusiasts.


Optimum Nutrition Gold Standard Pre-Workout Twin Pack – double the tubs, double the energy.

Shipping

All orders $60 and over receive Free* Shipping Nationwide 

Final pick up each day is at 3.45pm Monday to Friday. 

Estimated Delivery Times*:

Auckland and North Island – Overnight

*During sale periods, please allow an additional 1–2 business days for dispatch due to high order volumes.

However many Auckland orders will be delivered the same day depending on what time the order is placed

South Island – Overnight (For larger parcels allow 2 business days)

Same Day/Evening Express Shipping upgrade available at checkout for select suburbs*

Click here to view the full Shipping Details and Returns Policy.

 

Optimum Nutrition Gold Standard Pre Workout Twin Pack Reviews

4.65/5 based on 147 reviews
5 star
(114)
4 star
(24)
3 star
(8)
2 star
(0)
1 star
(1)

Overall Rating

9.3 /10

147 Ratings

Average Flavour Rating

9.5 /10

7 Flavours

Top Rated Flavour

10 /10

Watermelon


Showing 55–63 of 147 reviews

Pre

10/10 Pineapple

My go to. . . Literally before every training session! I swear by it! No tingles (unless you've had too much), could do with a smaller (narrow not wide) scoop to make dry scooping easier, however, that's never gonna make me opt out.. Always stay stocked! Pineapple is THE BEST!

Link to this review
Kat

10/10 Green Apple

Had the apple flavour one and it’s so yum, doesn’t taste bad at all and I dry scoop it! Also can notice a difference if I don’t take it, so definitely gives me a good boost of energy

Link to this review
Nicole

Great pre work our product! Purchased the watermelon flavour, it’s very sweet but easy to drink quickly

Link to this review
Dannz28

10/10 Green Apple

Good get up before workout, great taste and gives you the boost you need

Link to this review
Ezra

10/10 Blueberry Lemonade

The first time using this preworkout I definitely found an increase in endurance and energy. However lately I've been finding that it hasn't really kicked in as much as what I'd like it to (find myself yawning in the gym). Not sure on whether to increase the amount on how much I use but taste is great!

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Chase

10/10 Watermelon

Never taken pre workout before, but this got me in the zone ready to smash out a heavy session. It goes down well and at the moment watermelon is my favorite flavor

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Lit05

8/10 Blueberry Lemonade

Not to bad how ever would prefer the C4 kick.

Link to this review
Reaper

10/10 Green Apple

This pre workout is amazing I have never had the 'crash' feeling since switching to this brand and the flavors are great as wel!

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Awhina

10/10 Green Apple

I only have half a scoop as I don't have caffeine otherwise. It definitely does the trick and tastes really nice as well! Green apple hits different.

Link to this review