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4.9/5 Customers rate Cadence for performance & hydration

Hydration Sachet Stack - Variety Pack

Helps maintain electrolyte balance to reduce cramping and mid-race fatigue
A complete hydration system: Core for daily balance, Race for performance, Sleep for recovery
Formulated to replace what you lose through sweat, sodium first, supported by potassium and magnesium

Enjoy our 60 day money back guarantee. Less than 0.5% of users ask for their money back

Evidence Based Formulas

Introducing the Sachet Stack Variety Pack. This complete hydration package includes 30 sachets.

  • 10 x Core Hydration Sachets
  • 10 x Race Energy Hydration Sachets
  • 10 x Sleep Hydration Sachets
Tried, Loved & Approved By You
Description

The Cadence Sachet Stack is the complete hydration package. With 30 total sachets, it includes all three of our Hydration Sachet options.

Core 500

Core 500 Sachets deliver a science-backed ratio of electrolytes, namely sodium, potassium and magnesium to help you maintain cellular hydration and electrolyte balance.

They feature our research-based ratio of Sodium, Potassium & Marine Magnesium, the perfect hydration solution to be used at any time of the day.

Race 500

Race 500 Sachets are a potent electrolyte and energy blend, with Sodium, Potassium and Marine Magnesium.

The Sachets deliver an evidence based 2:1 ratio of L-Theanine and Caffeine. Studies show that this specific combination of L-Theanine and Caffeine can provide optimal mental and physical benefits, including improved mood, clarity of thought, reaction times, alertness, memory and learning, whilst also offsetting many of the negative side effects often associated with caffeine consumption. 

Sleep Recover

Sleep Recover Sachets offer a lower dose of electrolytes to help you retain more fluid overnight, thus reducing disturbed sleep from waking and promoting better restoration and regeneration.

The Cadence Sleep Formula is a potent formulation with active ingredients proven to help you unwind, fall asleep faster, and experience a longer, deeper, and more regenerative sleep. The Sleep Complex includes L-Tryptophan, L-Glycine, L-Theanine, Ashwagandha, Valerian Root Extract 10:1, Vitamin B6, Zinc, and a higher dose of Magnesium.

Ingredients

Core 500 Sachets

  • Sodium Chloride
  • Acidity Regulator (Citric Acid)
  • Watermelon Flavouring
  • Natural Flavouring
  • Potassium Chloride
  • Magnesium Citrate, Sweetener (Stevia Extract)

Race 500 Sachets

  • Natural Grapefruit Flavouring with other natural flavourings
  • Sodium Chloride
  • Acidity Regulator (Citric Acid)
  • Potassium Chloride
  • Magnesium Citrate
  • L-Theanine
  • Natural Coffee Extract
  • Sweetener (Stevia)

Sleep Hydration Sachets

  • Acidity Regulator (Citric Acid)
  • L-Glycine
  • L-Tryptophan
  • Sour Cherry Flavouring
  • Magnesium Citrate
  • Sodium Chloride
  • L-Theanine
  • Potassium Chloride
  • Ashwagandha
  • Sweetener (Stevia)
  • Valerian Root Extract
  • Vitamin B6 (Pyridoxine)
  • Zinc Bisglycinate
Shipping

Free Evri 24 Delivery on orders over £50

Evri 24 - £4.99

Evri 48 - £3.99

Orders placed before midday are shipped same day

60-Day Satisfaction Guarantee

Hydration Sachet Stack - Variety Pack

Hydration Sachet Stack - Variety Pack

£34.99

Product of Cologne List®

Overall rating: 4.7970295 / 5 from 202 reviews.

AI Generated Review Summary

The Cadence Sachet Stack offers a comprehensive hydration solution with three types of sachets: Core 500 for electrolyte balance, Race 500 for enhanced mental and physical performance, and Sleep Recover for better sleep quality. Customers have praised the noticeable improvement in their performance and energy levels, as well as the great taste of the product.

Summary topics

  • Performance Improvement: 10%
  • Taste: 46%

Review topics: ["ingredients","results","quality","taste","improvement","feel","benefits","shipping","packaging","hydration","energy","difference","work","effect","sachets","sleep","recovery","core","performance","supplement","stack","packets","runs","electrolytes","fan","race","training","drink","addition","cherry"].

Review highlights

  • "The flavours are genuinely refreshing without being overly sweet, and they mix easily with no gritty aftertaste."Jake H.
  • "Clean ingredients, great taste, and solid performance — highly recommend."Jake H.
  • "Watermelon Mojito is the best tasting non-alcoholic RTD I have tried."Liam W.

Reviews

Variety is good, recovery I

"Variety is good, recovery I think feels good and it supported me on my first triathlon. Quality is also good, particularly cream soda drink. Only thing to be improved was attention to detail, half my order was missing and took another 10 days to have it fully resolved. Overall will definitely be ordering more and hope for better luck on the order packing."

Thomas C. (5/5)

Buying the bundle is a

"Buying the bundle is a Great way to sample all the hydration products. I personally like the grapefruit with caffeine in I find it benefits me the most prior to training. Only one negative thing I would say is the flavouring is some what bland for my liking"

Harry S. (5/5)

Hi there. Would love to

"Hi there. Would love to give a review and excited to start using your products but I am yet to receive my order. The order was scheduled to arrive a few days ago but I am no longer getting updates and the tracking is stuck saying en route. Hoping you guys have any ideas as I need the products for a quickly approaching race. Thank you!"

Matthew M. (5/5)

Seems to do exactly what

"Seems to do exactly what it says on the tin. Whilst I do not use the "daily" everyday it seems to perk me right up when I take it after a particularly hard, or long session. Energy does the same as the daily, with that extra caffeine. I took my first sleep one last night and got 9. 5 hours of kip!"

Ethan A. (4/5)

Loved the product! Would you

"Loved the product! Would you ever consider selling it in bulk like (sorry I am going to say this LMNT). Very clean product. I will be purchasing more. Many thanks for developing a great product! My Best!"

Bonnie F. (5/5)

Highly Recommend - instantly noticed

"Highly Recommend - instantly noticed a difference within my workouts and recovery, waking up more refreshed and ready for the day every morning. This is an ideal supplement to pair alongside the gym, and running and other sports allowing me to push myself further and improve."

Adam P. (5/5)

Love this product. Great quality

"Love this product. Great quality and convenient. the results are noticeable with the night blend!!!"

Mark M. (5/5)

Got it—that review would’ve been

"Got it—that review would’ve been way off 😅 here’s a proper one for the drink: I’ve been using Cadence’s hydration drink during my runs and workouts, and it’s honestly been a great addition to my routine. The taste is clean and not overly sweet, which makes it easy to drink consistently, even on longer runs. What I like most is how well it keeps me hydrated without feeling heavy or causing any stomach issues. I’ve noticed better endurance and less fatigue, especially on tougher training days. It mixes easily, no clumps, and feels refreshing whether I’m mid-run or recovering after. Overall, it’s a solid hydration option if you’re training regularly and want something that actually supports performance without all the extra junk. Definitely something I’ll keep in my rotation."

Oscar J. (5/5)

Amazing stuff. Great flavours and

"Amazing stuff. Great flavours and helped massively through my training program. Not too sweet, just right for me!"

Luke M. (5/5)

I’ve thoroughly enjoyed using these

"I’ve thoroughly enjoyed using these especially the night one it has improve my sleep a lot and helps me get to bed at better times especially someone who works shifts, the performance ones have helped me on the days I’ve felt tired and needed the extra boost and has made me feel a lot better throughout sessions, still don’t think I’ve tried the mix ones just yet but soon will and I’m sure they’ll be as good as the others are"

Fraser B. (5/5)

Q&A

How To Use

How to use
STEP 1
Open
Open one sachet. Single-serve, easy to use on the move.
How to use
STEP 2
Mix
Add to 500–750 ml of still water.
Shake until fully dissolved.
How to use
STEP 3
Drink during effort
Use before or during training and racing to maintain hydration, energy, and focus.

Daily Hydration

Daily Hydration Sachets deliver a science-backed ratio of electrolytes to help you maintain cellular hydration and electrolyte balance.

Race Energy Hydration

Race Energy Hydration Sachets are designed with the joint focus of complete hydration for exercise and cognitive performance, alongside improved energy and sustained focus.

Electrolytes

Energy Formula

Sleep Hydration Sachets

Sleep Hydration is designed to maximise your recovery by improving sleep quality, reducing the time for you to get to sleep and promoting deep sleep, all whilst retaining fluid overnight to optimise hydration.

Electrolytes

Sleep Formula

4.9/5 Customers rate us for performance & hydration

Hydration Sachet Stack - Variety Pack

You train or race for long durations
You need consistent hydration and energy, not spikes and crashes.
You want to avoid mid-race energy drops
Variety Pack helps maintain performance when intensity stays high.
You don’t want gut issues or heavy flavors
Light taste that stays easy to drink for hours.
SODIUM (MG)
500 330 300
ARTIFICIAL SWEETENERS
FUNCTION SPECIFIC
SUBSCRIPTION BONUS

Quality Guarantee

Performance and trust are at the core of everything we make.
The Variety Pack is built for athletes who demand reliability when it matters most.

Performance-driven formulation
Precisely dosed electrolytes
Third-party tested
Made in the UK

Frequently Asked Questions

What electrolytes do Cadence Hydration Sachets contain?

Cadence Hydration Sachets contain three key electrolytes in bioavailable forms: Sodium (as salt/sodium chloride), Potassium (as potassium chloride), and Magnesium (as marine magnesium citrate), scientifically formulated to optimise hydration, and improve mental and physical performance.

Why is hydration with Cadence Hydration Sachets better than drinking plain water?

Exercising at moderate to high intensities can result in significant electrolyte losses and electrolyte imbalances, which can negatively impact mental and physical performance. Water alone is not able to replace those electrolytes. Cadence hydration sachets are specifically designed to rapidly restore electrolyte balance and optimise cellular hydration.

When should I take Cadence Core Hydration Sachets?

Cadence Core Hydration Sachets can be used any time of the day. 

We are generally more dehydrated upon waking, so you may find some benefit to consuming Core Hydration Sachets first thing in the morning. 

We also suggest that you use Cadence 30 minutes before, during, or immediately after high intensity training to replace the fluids and electrolytes lost in sweat.

For maximum efficacy, we recommend that you mix one sachet with 500ml-1L/16-32OZ of water.

When should I take Race Energy Hydration Sachets?

Our Race Energy Hydration Formula has been specifically developed to maximise hydration and energy whenever you need it most.

We recommend that you use Race Energy Hydration Sachets 30 minutes to 1 hour prior to training sessions. 

Caffeine is a stimulant and may interfere with sleep if consumed in the evening. However, research shows that a combination of L-Theanine with lower doses of caffeine can offset the stimulating effects of caffeine and thus not be as detrimental to sleep. 

For maximum efficacy, we recommend that you add 1 sachet to 500ml-1L / 17-32OZ of Water.

When should I take Cadence Sleep Hydration Sachets?

Our Sleep Formula has been specifically developed to aid nighttime hydration, sleep and recovery.

We recommend consuming one sachet 60 minutes before bed for maximum efficacy.

Consuming large volumes of fluid prior to sleep is not recommended. So we suggest mixing one sachet with 300-350ml / 12 oz of water.