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Express delivery in 2 work days
Free shipping over £50
100% satisfaction guarantee
60-day refund policy
-20%

Vegan | GMO-free

Isotonic raspberry lemonade

4.92 / 5
12 Verified reviews

Instant isotonic drink for increased hydration and performance during physical activity

Replaces electrolytes lost through sweating, provides easily absorbed carbohydrates for energy and helps with muscle functions

  • Maximum hydration – pre, during & post workout hydration
  • With L-carnitine (500 mg per serving)
  • Substitues electrolytes – contains minerals lost through sweat and helps replenish them to maintain proper electrolyte balance
  • Rapid absorption – replenish fluids and electrolytes more efficiently
  • Crucial vitamins and minerals for performance (Vitamin C, Magnesium, Calcium, B complex)
  • Helps to reduce fatigue ²,³
  • Contributes to electrolyte balance ³
  • Contributes to normal muscle functions and normal protein synthesis ³
  • Contributes to maintaing immune system function during and after intense physical exercise ²
  • A delicious and refreshing raspberry lemonade flavor

Get more energy and sufficient hydration to make the most of your exercise and day!

Net 400 g | for 20 days
£9.43 £11.79

Select the desired quantity:

Subscribe & Save
-24% Discount
One-time purchase

Switch to a subscription and save £0.44
You can have the same for only £8.99. Convenient way to get best prices. You can change or cancel your subscription any time!

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60-day money-back guarantee
Free shipping on orders over £49.00
Delivery in 2 business days
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For orders and inquiries, call 020 8089 0131

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Stay Hydrated and Perform at Your Best with Isotonic

The Ultimate Electrolyte Drink

Proper hydration is essential for overall health and well-being, especially during physical activity.

When we sweat, we lose important electrolytes that are crucial for our body’s normal functions. That’s where Isotonic comes in.

Our instant isotonic drink is specially formulated with carbohydrates and electrolytes to help replace what we lose through sweating.

With added L-carnitine, Vitamin C, Magnesium, Calcium, and B complex, Isotonic not only helps with hydration, but also contributes to normal energy metabolism, muscle functions and immune system support.

Whether you’re an athlete, a busy professional, or just looking for an extra boost, Isotonic can help you stay properly hydrated and perform at your best.

Premium natural ingredients with proven effects

L-Carnitine

L-Carnitine

L-carnitine is an amino acid that is crucial for fat metabolism because it ensures that long-chain fatty acids are transported to the mitochondria where they are converted into energy.

Vitamin C

Vitamin C

Vitamin C is an important antioxidant that protects our cells from oxidative stress. It is necessary for the normal functioning of bones, teeth, cartilage, gums, skin and blood vessels.

Magnesium

Magnesium

Magnesium plays a key role in maintaining the normal functioning of the nervous system and muscles and supports energy metabolism and electrolyte balance. With magnesium citrate, the form that allows the best absorption and bioavailability, you can replace lost magnesium and avoid deficiencies that can manifest as unpleasant fatigue, lack of energy and muscle dysfunction, especially as frequent muscle cramps.

Calcium

Calcium

Calcium is a mineral that is very important for maintaining strong bones and teeth. Calcium citrate, a natural form of calcium, can help replace lost calcium in the body. The most common result of calcium deficiency is brittle bones and teeth, but muscle cramps, aches and pains and excessive fatigue can also occur.

B-complex

B-complex

The B complex is a group of vitamins B1, B2, B6, B12, folic acid, pantothenic acid and niacin, which are important for our nervous system. In addition to their common function, each of the B vitamins has other important roles in our bodies. Vitamins B1 -5 and B12 work against fatigue and exhaustion. Folic acid is important for the normal functioning of the immune system. Vitamin B2 is important for the absorption and metabolism of iron and also acts as an antioxidant, protecting our cells from oxidative stress.

Our users' experiences

4.92 / 5
12 Verified reviews
Catherine
starstarstarstarstar

I have been using Isotonic for my workouts for a few weeks now and I have to say I am really impressed with the results. It keeps me hydrated throughout my workout and I don't feel tired or fatigued like I used to. I also love the added vitamins and minerals that help support my immune system. Overall, great product!

Catherine
check Verified user
Miranda
starstarstarstarstar

As someone who plays sports regularly, I need to make sure I am properly hydrated and my electrolytes are in balance. Isotonic has been a game changer for me. It keeps me energized and helps me recover faster after an intense game. I also love the added L-carnitine which helps with muscle function.

Miranda
check Verified user
Annie
starstarstarstarstar

I recently started a new job which requires a lot of physical activity and I was struggling to keep up with the demands of the job. Isotonic has been a lifesaver for me. It keeps me hydrated and provides the energy I need to get through the day. I also love that it has added vitamins and minerals that contribute to normal psychological functions. I feel more focused and alert throughout the day.

Annie
check Verified user

60-DAY MONEY-BACK GUARANTEE

To make your purchase risk-free, we offer a 60-day money-back guarantee.
If you are not completely satisfied with the product, please contact us and we will refund your money.

Product Image

Isotonic raspberry lemonade

Stay hydrated and reach your full potential.

  • Delicious and refreshing raspberry lemonade flavour
  • Maximum hydration - before, during and after exercise
  • With L-Carnitine (500 mg per serving)
  • Electrolyte replacement - contains minerals lost through sweating during exercise and helps to replenish them to maintain the correct electrolyte balance
  • Fast absorption - more efficient fluid and electrolyte replenishment

Frequently Asked Questions of Our Users

FAQ Icon

How and why does it work?

Providing a balanced blend of carbohydrates, essential vitamins, minerals, electrolytes and fluids to support hydration and maintain optimal performance during physical activity, it is the perfect rehydration drink for all activities. With added L-Carnitine for maximum energy efficiency!

FAQ Icon

Who is the product suitable for?

Isotonic is suitable for anyone who is active and wants to take their training or performance to the next level. It replaces lost electrolytes and supports muscle function.

FAQ Icon

What ingredients does it contain?

Maltodextrin, glucose, dextrose, vitamin C, magnesium citrate, natural orange flavour, stabiliser: cellulose, calcium citrate, L-carnitine, rock salt, B-complex, sweetener: steviol glycoside.

FAQ Icon

What does it taste like?

Isotonic raspberry lemonade has a pleasant and refreshing raspberry lemonade taste.

FAQ Icon

How long does shipping take?

We will do our best to process your order the same day and send it for delivery. On average, packages are delivered in 2 business days.

FAQ Icon

What if I don't like it?

No worries! If the product does not meet your expectations, we offer a 60-day refund.

Replaces lost electrolytes
Quick and convenient preparation
Increse energy and boost perfomance
The refreshing taste of raspberry lemonade

Using Isotonic raspberry lemonade will cost you
only £0.47 per day

-20%

Vegan | GMO-free

Isotonic raspberry lemonade

4.92 / 5
12 Verified reviews

Instant isotonic drink for increased hydration and performance during physical activity

Replaces electrolytes lost through sweating, provides easily absorbed carbohydrates for energy and helps with muscle functions

  • Maximum hydration – pre, during & post workout hydration
  • With L-carnitine (500 mg per serving)
  • Substitues electrolytes – contains minerals lost through sweat and helps replenish them to maintain proper electrolyte balance
  • Rapid absorption – replenish fluids and electrolytes more efficiently
  • Crucial vitamins and minerals for performance (Vitamin C, Magnesium, Calcium, B complex)
  • Helps to reduce fatigue ²,³
  • Contributes to electrolyte balance ³
  • Contributes to normal muscle functions and normal protein synthesis ³
  • Contributes to maintaing immune system function during and after intense physical exercise ²
  • A delicious and refreshing raspberry lemonade flavor

Get more energy and sufficient hydration to make the most of your exercise and day!

Net 400 g | for 20 days
£9.43 £11.79

Select the desired quantity:

Subscribe & Save
-24% Discount
One-time purchase

Switch to a subscription and save £0.44
You can have the same for only £8.99. Convenient way to get best prices. You can change or cancel your subscription any time!

Save £2.36

In stock, ready for delivery

60-day money-back guarantee
Free shipping on orders over £49.00
Delivery in 2 business days
visa
mastercard
american_express
paypal

For orders and inquiries, call 020 8089 0131

Customer Reviews

4.92
Amazing
7 months ago by Catia C.

Ao fim de duas semanas já consigo sentir minha barriga menos inchada fácil de beber sabor agradável

1 month ago by Stuart Hitchmough

Fantastic product

6 months ago by Elaine T.

Love this product

6 months ago by Elaine E.

The customer only left a rating.

6 months ago by Joanna P.

the products are great

2 months ago by Christopher Owens

Good products

2 months ago by Maxine Gould

Easy to order and great prices

7 months ago by Andrzej K.

Very good service and great products.Good service.Thank you.

6 months ago by Justyna C.

The customer only left a rating.

6 months ago by Kerry H.

Easy to purchase and great pay options

8 months ago by Kurt H.

Fast and efficient

7 months ago by Kevin W.

Very professional and prompt delivery service

6 months ago by michael g.

I found the order page a little difficult to decipher but all is well in the end.

7 months ago by Magennis S.

The customer only left a rating.

6 months ago by Rajesh C.

I have ordered before the products are brilliant and delivery is always good and on time thank you.

7 months ago by Hope O.

NICE PRODUCT

6 months ago by Jurate S.

Very good service and communication.Great products.

5 months ago by Michelle Y.

The customer only left a rating.

7 months ago by Gerald S.

Great product

6 months ago by Mary b.

The customer only left a rating.

quote

Ao fim de duas semanas já consigo sentir minha barriga menos inchada fácil de beber sabor agradável

Reviewed by Catia C.

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Isotonic – with sweeteners.

Ingredients: glucose, maltodextrin, dextrose, vitamin C (ascorbic acid), magnesium citrate, lemon flavor, raspberry flavor, stabilizer: cellulose, calcium citrate, L carnitine, rock salt, beet concentrate (maltodextrin, beetroot (Beta vulgaris)), Bcomplex (thiamine mononitrate, riboflavin, pyridoxine hydrochloride, cyanocobalamin, folic acid, calcium dpantothenate, nicotine in between), sweetener: steviol glycoside.

per 100 g
Energy value 1030 kJ / 246 kcal
Fats 0 g
of which saturated fat 0 g
Carbohydrates 59 g
of which sugars 34 g
Dietary fiber 3,8 g
Proteins 0 g
Salt 0,18 g
Nutritional values per 20 g
Vitamin C 2000 mg (2500% NRV*)
Magnesium citrate 150 mg (40% NRV*)
Calcium citrate 125 mg (15% NRV*)
L-carnitine 500 mg
B-complex 50 mg
– Vitamin B1 1,1 mg (100% NRV)
– Vitamin B2 1,4 mg (100% NRV)
– Vitamin B6 1,4 mg (100% NRV)
– Vitamin B1 2,5 µg (100% NRV)
– Folic acid 200 µg (100% NRV)
– Pantothenic acid 6 mg (100% NRV)
– Niacin 16 mg (100% NRV)

* NRV = nutritional reference value

Mix 20 g (5 scoops) in a glass (500 mL) of water and drink before or during exercise. Weighing is recommended for accurate dosing.

Warning:

The recommended daily amount or dose must not be exceeded. A nutritional supplement is not a substitute for a balanced and varied diet. Consumption during pregnancy and breastfeeding is not recommended. Store in a dry and cool place. Keep out of reach of children!

Due to natural variations in the properties of the active ingredients, the colour, taste and smell of the product may vary slightly from batch to batch. These changes do not affect the overall quality and performance of the product.

Why choose Nature`s Finest?

15

years of tradition

400+

unique products

50+

patented active ingredients

3mil+

satisfied customers

Natural

We believe in the perfection of nature. Our commitment extends to responsible sourcing of raw materials, including sustainability, ethics, and fair business principles. We prioritize eco-friendly packaging to reduce our carbon footprint.

The effectiveness of our products is confirmed by studies and research that are verifiable and repeatable. All our products are tested in independent laboratories, as our goal is to provide our customers with only the highest quality and effective products for their money.

Nature offers effective solutions for many challenges we face. Our experienced development team uses and combines these exceptional substances in our products so that the body can best utilize them. Active ingredients in our products are present in proven effective amounts, not just in small and negligible percentages.

Our products are tested through various user studies and trials that ensure their safety and effectiveness. We always listen carefully to the feedback from our customers and consider their opinions, criticisms, and suggestions to ensure that our products are truly tailored to their needs.

Meet Our Development Experts

We are proud to have only the best experts in the field of nutrition and dietary supplements on our team, who ensure the development and exceptional quality of our products. With outstanding dedication, they lead studies and research and collaborate with external laboratories, inspection bodies, and other experts to ensure the highest quality and safety of our products.

With rich experience and professional knowledge of the industry, our experts strive to provide Nutrisslim customers with the most innovative products, thus maintaining its status as one of the leading companies in the field of nutrition and dietary supplements.

Meta Bizjak

M.Sc. Nutrition Engineering

Pia Fistrovič

Food and Nutrition Engineer

#WeAreNature

»Committed to delivering the most natural products to your home«

For over 15 years, Nature’s Finest has been dedicated to offering natural solutions for those who want to overcome challenges and discomforts with a healthy lifestyle. We use only 100% natural ingredients, traditionally grown without additives or unnecessary processing. Whenever possible, we use ingredients from organic farming, supported by the SI-EKO certificate. This ensures that no genetically modified organisms (GMOs) or pesticides are used.

Why choose Nature’s Finest?

14 years of tradition
400+ unique products
50+ patented active ingredients
3mil+ satisfied customers
who we are

Natural:

We believe in the perfection of nature. Our commitment extends to responsible sourcing of raw materials, including sustainability, ethics, and fair business principles. We prioritize eco-friendly packaging to reduce our carbon footprint.

Proven:

The effectiveness of our products is confirmed by studies and research that are verifiable and repeatable. All our products are tested in independent laboratories, as our goal is to provide our customers with only the highest quality and effective products for their money.

Effective:

Nature offers effective solutions for many challenges we face. Our experienced development team uses and combines these exceptional substances in our products so that the body can best utilize them. Active ingredients in our products are present in proven effective amounts, not just in small and negligible percentages.

Tested:

Our products are tested through various user studies and trials that ensure their safety and effectiveness. We always listen carefully to the feedback from our customers and consider their opinions, criticisms, and suggestions to ensure that our products are truly tailored to their needs.

Meet Our Development Experts

We are proud to have only the best experts in the field of nutrition and dietary supplements on our team, who ensure the development and exceptional quality of our products. With outstanding dedication, they lead studies and research and collaborate with external laboratories, inspection bodies, and other experts to ensure the highest quality and safety of our products.

With rich experience and professional knowledge of the industry, our experts strive to provide Nutrisslim customers with the most innovative products, thus maintaining its status as one of the leading companies in the field of nutrition and dietary supplements.

Meta Bizjak Meta Bizjak M.Sc. Nutrition Engineering
Pia Fistrovič Pia Fistrovič Food and Nutrition Engineer

#WeAreNature

»Committed to delivering the most natural products to your home«

For over 13 years, Nature’s Finest has been dedicated to offering natural solutions for those who want to overcome challenges and discomforts with a healthy lifestyle. We use only 100% natural ingredients, traditionally grown without additives or unnecessary processing. Whenever possible, we use ingredients from organic farming, supported by the SI-EKO certificate. This ensures that no genetically modified organisms (GMOs) or pesticides are used.

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