--- product_id: 675340890 title: "Science in Sport SIS Beta Fuel" brand: "science in sport" price: "€ 12.81" currency: EUR in_stock: false reviews_count: 1 url: https://www.desertcart.pt/products/675340890-science-in-sport-sis-beta-fuel store_origin: PT region: Portugal --- # 40g carbs for peak energy 100% vegan-friendly formula 1:0.8 maltodextrin:fructose ratio for 74% carb oxidation Science in Sport SIS Beta Fuel **Brand:** science in sport **Price:** € 12.81 **Availability:** ❌ Out of Stock ## Summary > ⚡ Fuel smarter, race harder — the science-backed edge you can’t afford to miss! ## Quick Answers - **What is this?** Science in Sport SIS Beta Fuel by science in sport - **How much does it cost?** € 12.81 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/675340890-science-in-sport-sis-beta-fuel) ## Best For - science in sport enthusiasts ## Why This Product - Trusted science in sport brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **On-the-Go Energy:** Compact, easy-to-carry gel designed for seamless mid-activity refueling without slowing you down. - • **Vegan & Clean Fuel:** 100% plant-based ingredients align with conscious, performance-driven lifestyles. - • **Gut-Friendly Formula:** Reduced stomach fullness sensation ensures comfort during intense training and races. - • **Optimized Carb Power:** Delivers a potent 40g carbohydrate boost to fuel endurance and muscle recovery. - • **Scientifically Proven Ratio:** Innovative 1:0.8 maltodextrin to fructose ratio enhances carb absorption efficiency from 62% to 74%. ## Overview Science in Sport SIS Beta Fuel is a cutting-edge energy gel delivering 40 grams of carbohydrates with a scientifically optimized 1:0.8 maltodextrin to fructose ratio. This formula boosts carbohydrate oxidation efficiency to 74%, minimizing gastrointestinal discomfort and maximizing endurance performance. Designed for vegan athletes and endurance pros, it offers convenient, gut-friendly energy on the go, backed by decades of sports nutrition research. ## Description Leading energy gel optimized with a new carbohydrate ratio Our Beta fuel dual source energy gel is part of a world-leading range of nutrient solutions, including beverages and chewable tablets, and is optimized with a brand new 1:0.8 ratio of 40g carbs to improve your strength output, increase your body's efficiency in using carbohydrates and reduce gastrointestinal upset. Limit for a knowing. Supremely superior fuel. Why you should use Beta fuel dual source energy gel As an endurance athlete (your competitions usually last longer than two hours) you should consume between 80-120 grams of carbohydrates per hour. The Science in Sport Beta fuel dual source energy gel delivers an optimized 40g carbs in one convenient solution with minimal risk of GI discomfort that allows you to deliver optimal performance. New 1:0.8 ratio replaces 2:1 ratio A 1:0.8 ratio of maltodextrin to fructose increases the percentage of carbohydrates ingested that is oxidized (known as efficiency) from 62% to 74% compared to a 2:1 ratio A 1:0.8 ratio of maltodextrin to fructose increases the percentage ingested carbohydrates that become oxidized (known as efficiency) from 62% to 74% compared to a 2: 1 ratio. 8 ratio of maltodextrin to fructose reduces self-reported symptoms of a full stomach compared to a 2:1 ratio The science behind Beta fuel has evolved by our performance solutions team, we have worked closely with top athletes in the research and development of the new Beta fuel range to provide you with a scientifically superior fuel. Review: ساينس - وصلني المنتج حار غير مبرد ## Features - SIS GEL WITH EXTRA PLUS ENERGY: With 40 grams of carbohydrates, this energy gel is an excellent source of energy. Ideal for muscle building after extensive training sessions and as preparation for competitions. - IMPROVED INSUMPTION OF CARBOHYDRATES: The ratio of maltodextrin to fructose is 1:0.8 instead of 2:1, which allows the gel to absorb carbohydrates even more efficiently and reduces the feeling of satiety in the stomach. - BEAUTIFUL POWER GEL FOR ON THE GO: The handy carbohydrate gel can be easily carried and taken during training to avoid fatigue too early due to exhausted energy reserves. - VEGAN ENERGY GEL: The sports gel has a 100% vegan composition. The energy supplier is therefore also ideal for training as part of a plant-based diet. - SiS SCIENCE IN SPORT: Science in Sport is a pioneer in sports nutrition. Since 1992 we have been working with research institutes, top athletes and sports scientists. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B9HMTP7N | | Best Sellers Rank | #36,055 in Health ( See Top 100 in Health ) #277 in Endurance & Energy Consumables | | Brand | Science in Sport | | Brand Name | Science in Sport | | Color | Multicolour | | Customer Reviews | 4.3 out of 5 stars 54 Reviews | | Flavor | Strawberry Lime | | Flavour | Strawberry Lime | | Item Dimensions | 26 x 10 x 17 centimeters | | Item Form | Bar | | Item Weight | 1.8 Kilograms | | Item form | Bar | | Item weight | 1.8 Kilograms | | Manufacturer | Science in Sport | | Manufacturer Part Number | SIS131390 | | Model Number | 131390 | | Number of Items | 30 | | Primary Supplement Type | Vitamin B1 | | Primary supplement type | Vitamin B1 | | Unit Count | 1 Milliliters | | Unit count | 1 Milliliters | ## Product Details - **Brand:** Science in Sport - **Colour:** Multicolour - **Flavour:** Strawberry Lime - **Item dimensions L x W x H:** 26 x 10 x 17 centimeters - **Item form:** Bar - **Item weight:** 1.8 Kilograms - **Manufacturer:** Science in Sport - **Number of Items:** 30 - **Primary supplement type:** Vitamin B1 - **Unit count:** 1 Milliliters ## Images ![Science in Sport SIS Beta Fuel - Image 1](https://m.media-amazon.com/images/I/610RkZ4cBQL.jpg) ![Science in Sport SIS Beta Fuel - Image 2](https://m.media-amazon.com/images/I/51nkAN5tciL.jpg) ![Science in Sport SIS Beta Fuel - Image 3](https://m.media-amazon.com/images/I/81S93s6HjfL.jpg) ## Customer Reviews ### ⭐ ساينس *by S***A on 26 November 2025* وصلني المنتج حار غير مبرد ## Frequently Bought Together - Science in Sport NUTRI SIS BETA Gel 30pk strawb lime - Science in Sport Beta Fuel Dual Source Energy Chews, Energy Bars, Orange Flavour, 46g of Carbs, 60g Bar (6 Pack) - Science in Sport Beta Fuel Gels Dual Source Energy Gel, Apple Flavour Plus Nootropics, 40g of Carbs Per Pack, 60 ml Pack (6 Pack) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/675340890-science-in-sport-sis-beta-fuel](https://www.desertcart.pt/products/675340890-science-in-sport-sis-beta-fuel) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-06-26*