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

With extensive research and taste panels, we have made the decision to rework our original recovery product and it is now even better with a new and improved formula. Key differences include:. Unfortunately, it has been decided that we will not be ma

With extensive research and taste panels, we have made the decision to rework our original recovery product and it is now even better with a new and improved formula.&#xA0;Key differences include:&#xA0;<ul style="margin-bottom:0cm;margin-top:0cm;" type="disc"><li style="margin: 0cm 0cm 8pt; line-height: 115%; font-size: 18px; font-family: Aptos, sans-serif;">Uses a high-quality soy protein with a complete amino acid profile enhanced by the addition of 2.5g of L-Leucine per serving (previously 2g).&#xA0;</li><li style="margin: 0cm 0cm 8pt; line-height: 115%; font-size: 18px; font-family: Aptos, sans-serif;">Improved taste, available in three delicious flavours: Chocolate, Vanilla, and Strawberry &#xA0;</li><li style="margin: 0cm 0cm 8pt; line-height: 115%; font-size: 18px; font-family: Aptos, sans-serif;">Previously 5.1g sugar per serving, Rego Rapid Recovery is now low in sugar at just 1.7g per serving.&#xA0;</li><li style="margin: 0cm 0cm 8pt; line-height: 115%; font-size: 18px; font-family: Aptos, sans-serif;">Contains an improved blend of vitamins &amp; minerals to support general health, including Vitamin C to support the immune system and Vitamin B6 to help reduce tiredness and fatigue. Helps contributes towards athlete&apos;s recommended daily intake. &#xA0;</li><li style="margin: 0cm 0cm 8pt; line-height: 115%; font-size: 18px; font-family: Aptos, sans-serif;">Now a single source carbohydrate, solely from maltodextrin (previously dual source, from maltodextrin and fructose).&#xA0;</li></ul>Unfortunately, it has been decided that we will not be making the Rego formula in the Banana flavour, it will only be available in the following 3 flavours; Chocolate, Strawberry and Vanilla.&#xA0;*Our old formula, along with Rego+&#xA0;will no longer be produced.*Rego Rapid Recovery remains as a vegan friendly recipe. &#xA0;

Rego New & Improved

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?

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!

Science In Sport

Products

Product Queries

What is Science in Sport?

About Us

Energy Gels

Energy Powder

Energy Bars & Bakes & Chews

Hydro Tablets

Recovery Powders

Vitamins & Supplements

Beta Fuel

All other products

Beta Fuel vs Nootropics

Rego Rapid Recovery vs Beta Recovery

Rego Whey, Rego Rapid Recovery and Rego Clear

Hydration Tablets 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?

Are your products suitable for a keto diet?

Do you have a Vegan/Vegetarian certificate?

Gluten Statement

Allergen - Milk

Allergen - Nuts

Sweetener Statement

Natural Flavourings

Proposition 65

Fasting

Do your products contain fructose?

Which products contain caffeine?

Is SiS Informed Sport?

My product is expired - can I still use it?

Nutritional Queries

Energy Gels - Recommended use

Energy Bars - Recommended Use

Energy Powders - Recommended Use

Beta Fuel - Recommended use

Hydro Tablets - Recommended use

Rego Powders - Recommended use

Protein Bars - Recommended Use

Dishwasher Safe

Suggested Use

Delivery Information UK + Costs

Delivery Information ROW + Costs

USA - The Feed

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 - 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? (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?

Subscription

What is SiS+?

Athlete Member

Elite Member

SiS+ General Questions

I'm an Elite Member

Troubleshooting Issues

Frequently Asked Questions

SiS +

Check out our social media pages

Social Media

How can I trade with you?

Partnerships

Partnership Queries

How can I get a Sponsorship with you?

Charity Requests

Sponsorships

Job opportunities

Careers

Distributors

Collaboration

What payment method do you accept?

When will I receive my refund?

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

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?

Do you offer any student discounts?

Do you offer military discounts?

British Rowing Discount

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

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

Do you still offer the recycling scheme?

EU, IT, DE & ES websites

How do I contact customer service?

New products in the EU

General FAQ's

General FAQ's and T&C's