Loading...
SLT05 Caffeine + Quad-Blend Electrolytes
Stay energised and hydrated with these caffeine-enhanced electrolytes, your go-to solution for peak performance during intense activity.
Free sample each month
Pause or cancel anytime
365 day free returns
In stock. Next day delivery available.
Buy now, pay later from £3.00/mo with
Free UK shipping over £50, free returns.
Key Benefits
-
Boosts recovery, hydration, and sustained energy.
-
Replenishes vital electrolytes lost through sweat during intense activity.
-
Naturally flavoured and free from additives, preservatives, and colourants.
SLT05 Caffeine+ Quad-Blend Electrolytes powder is your go-to hydration solution for intense activity, especially in hot conditions or during lengthy workout sessions. This powerful drink is designed to replace the vital electrolytes lost through sweat, preventing dehydration that can lead to reduced muscle glycogen, lower blood volume, and impaired digestion—all detrimental to endurance performance.
With 360mg of sodium, 280mg of potassium, 20mg of calcium, 11mg of magnesium, and 50mg of caffeine, SLT05 keeps you hydrated, energised, and ready to push your limits.
This electrolyte powder is scientifically crafted to boost athletic performance without the unnecessary additives, preservatives, or artificial flavours found in other products. Its clean, natural formula delivers great taste and effective hydration without the bloating, ensuring you stay at peak performance. Gentle on the stomach and fast-absorbing, it’s the perfect choice for athletes pushing their endurance limits, providing sustained hydration and essential electrolytes to keep you going strong.
Founded by passionate cyclist Christian Sanderson, STYRKR is a cutting-edge sports fuel company dedicated to helping everyday athletes push their endurance limits. With a relentless focus on innovation, STYRKR meticulously develops and tests its products under the most demanding conditions, ensuring optimal performance without unnecessary additives. Christian's drive to create the perfect endurance supplements has led to scientifically backed formulas that boost energy, reduce fatigue, and enhance athletic performance. Manufactured in the UK, STYRKR supports athletes across all disciplines, from cycling to triathlons, while building a community of individuals who love challenging their limits and breaking new ground.
With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.
Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.
Maltodextrin, Sodium Chloride, Natural Raspberry Flavouring, Potassium Chloride, Stevia, Calcium Malate, Trimagnesium Citrate, and Caffeine.
Shipping
At Healf, we prioritize safe and fast delivery for all our customers. Our carefully selected couriers are Royal Mail and DPD.
UK standard delivery
Enjoy free standard delivery on orders above £50, this option usually requires 2-3 working days. If your order is under £50, this delivery option is available for £3.99.
Next working day
For when you need our products urgently, we offer next working day shipping for £5.99. For orders placed before 12.00, we will ship it the same day to ensure you receive your order the next working day.
International
International deliveries can take 7 working days, and up to 4 weeks. The cost is £22.99 for orders below £50, £49.95 for orders above.
Returns
If for any reason you are not satisfied with your order, we provide free 365-day UK returns for all our customers. To initiate your return, simply contact us at team@healf.com, and we'll send you a return slip and help arrange a collection. The item you return must be sent in the same condition as received and inside the original packaging. Once received, we will notify you via email.
For international returns, we unfortunately do not cover the cost. However, we work with an array of carriers and can offer self-posting returns for customers shopping from outside the UK.
Mix the powder sachet with 200 ml of water.
You may also like
Shop by collection
Frequently asked questions
Every product undergoes our Healf Curation Process. With it, you can shop confidently knowing that every item has been tried and tested before it reaches you. Our Healf Curation Process includes three key steps: Brand Discovery, Expert Validation, and Community Testing. Through these, we assess quality, ingredients, effectiveness, and more, ensuring that every product empowers your wellbeing.
The Healf Journal offers detailed insights into different aspects of wellbeing, as well as guidance, research, recipes, and more to help you invest in your personal wellbeing journey. You can also subscribe to our weekly newsletters for the latest updates at Healf and in the wellbeing industry. Subscribe via the sign-up block at the bottom of this page.
We love people who check ingredients as carefully as we do, so you'll find detailed information about the ingredients used on every product page (where applicable). If you see something you'd like to flag with us or have additional questions, please don't hesitate to get in touch—we'd love to hear from you.
Now available
Translate your body’s data into a
personalised wellbeing plan.
Become a member
Healf Curation
Process™
Every product undergoes our rigorous Healf Curation Process, ensuring you are always getting the best when it comes to your wellbeing.
Discover more
The Discovery
Expert Validation
Community Testing