At Science in Sport, we’re committed to research, testing, and certification. By working with the elite athlete community, we create performance-driven products that meet your nutritional needs and support your training goals. Our best-selling produc

<p id="isPasted" style="box-sizing: border-box; margin: auto; font-size: 16px; letter-spacing: 0px; max-width: 520px; font-family: Roboto, sans-serif; color: rgb(26, 25, 25); font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; orphans: 2; text-align: center; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;">At Science in Sport, we&#x2019;re committed to research, testing, and certification. By working with the elite athlete community, we create performance-driven products that meet your nutritional needs and support your training goals.<p style="box-sizing: border-box; margin: auto; font-size: 16px; letter-spacing: 0px; max-width: 520px; font-family: Roboto, sans-serif; color: rgb(26, 25, 25); font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; orphans: 2; text-align: center; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;">Our best-selling products are widely trusted across the globe, helping ambitious athletes from a wide range of disciplines to take their training to the next level. Through our world-leading and relentless research, we formulate products that will truly impact your performance.&#xA0;<p style="box-sizing: border-box; margin: auto; font-size: 16px; letter-spacing: 0px; max-width: 520px; font-family: Roboto, sans-serif; color: rgb(26, 25, 25); font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; orphans: 2; text-align: center; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;">Check out our Best Sellers <a class="fr-green fr-strong" href="https://www.scienceinsport.com/best-sellers" rel="noopener noreferrer" target="_blank">here</a>.&#xA0;

Our Top Sellers

Unfortunately we do not offer samples of our products at this time.

Unfortunately we do not offer samples of our products at this time.

Do you offer samples?

Unfortunately we do not sell replacement lids for bottles.

Unfortunately we do not sell replacement lids for bottles.

Do you sell replacement bottle lids?

Stock updates

What's the difference between...

If you have any further questions or issues, please feel free to get in touch with our Customer Experience team via Live Chat, where they will be more than happy to help!

If you have any questions, please feel free to get in touch with our Customer Experience Team! They will reply to you within 24 hours.

Science In Sport

Products

Product Queries

What is Science in Sport?

About Us

Amazon or Third-Party Purchase

The item I want to purchase is out of stock

Energy Gels

Beta Fuel vs Electrolyte vs Nootropics

Rego Rapid Recovery vs Beta Recovery

Rego Whey, Rego Rapid Recovery and Rego Clear

Hydration Tablets vs Hydro+ vs Energy Powders

Hydration Tablets vs Immune Tablets

Can I use your products if I'm pregnant?

Can I use your products if I'm under 16?

Can I use your products if I have a medical condition?

Are your products Halal/Kosher Certified?

Do you have a Vegan/Vegetarian certificate?

Are your products suitable for a keto diet?

Gluten Statement

Allergen - Milk

Allergen - Nuts

Sweetener Statement

Natural Flavourings

Proposition 65

Fasting

How much Sodium is in my product?

Hydration Tablets - Dissolve time

Do your products contain fructose?

Which products contain caffeine?

Do you offer training/fuelling tips?

My product is expired - can I still use it?

Is SiS Informed Sport?

Where can I find the best before date on the gel packet?

Nutritional Queries

Energy Gels - Recommended use

Energy Bars - Recommended Use

Energy Powders - Recommended Use

Beta Fuel - Recommended use

Hydro Tablets & Hydro+ - Recommended use

Rego Powders - Recommended use

Protein Bars - Recommended Use

Suggested Use

Delivery Information UK + Costs

Delivery Information ROW + Costs

USA... 👀

Premier Delivery

How do I return my order?

Exchange Information

Can I amend my order once this has been placed?

My order arrived damaged/items missing/wrong - what do I do?

I haven't received my order - what do I do?

Delivery & Returns

Why Subscribe?

How do I create a subscription?

Can I cancel my subscription?

My subscription profile status has changed, what does this mean?

Can I change/amend my subscription order? And how do I do this?

What happens if my payment fails, is my subscription cancelled?

Can I skip a delivery?

Can I combine my subscriptions?

Can I add promotional offers to my order? (discount codes)

Can I subscribe to all products?

How often will I receive my order?

Will I be charged for delivery?

Can I use my loyalty points?

What payment method do you accept?

Subscription

What is SiS+?

Athlete Member

Elite Member

SiS+ General Questions

I'm an Elite Member

Troubleshooting Issues

SiS+ Receipt Rewards

SiS +

Check out our social media pages

Social Media

Job opportunities

How can I get a Sponsorship with you?

Charity Requests

Partnerships

How can I trade with you?

Collaboration

When will I receive my refund?

My payment was taken for my order but I did not receive any confirmation

Do you offer gift vouchers?

Payment Information

Can I use more than one discount code on a single order?

Can I use my discount code on products that are on special offer?

My code isn't working what do I do?

Elite membership discount codes

Do you offer any student discounts?

Do you offer military discounts?

Do you offer an NHS discount?

Discount Codes

How do I earn points?

How do I use my loyalty points to make a purchase?

How do I view my point balance?

Loyalty Points

Payments, Discounts and Rewards Points

My order is showing as pending

What is ERP Exported?

My order is showing as cancelled

I was not signed into my account. Can the order be added to my account?

I haven't received an order confirmation?

I'm having issues logging into my account

I'm struggling to place an order

Do you still offer the recycling scheme?

EU, IT, DE & ES websites

New products in the EU

Do you have a contact telephone number?

General FAQ's

General FAQ's and T&C's