{"product_id":"gu-half-marathon-endurance-fuel-bundle","title":"GU Half Marathon Endurance Fuel Bundle (Assorted Flavours)","description":"\u003cp\u003eThe \u003cstrong\u003eGU Half Marathon Endurance Fuel Bundle\u003c\/strong\u003e is a Racepack-curated 6-piece set combining GU gels and a GU Energy Waffle with Skratch Labs Energy Chews and Lemon + Lime Hydration Sport Drink Mix for flexible half-marathon fuelling.\u003c\/p\u003e\n\u003cp\u003eGU's strength for endurance racing is its combination of \u003cstrong\u003efast-acting and longer-lasting carbohydrates, electrolytes and amino acids\u003c\/strong\u003e. This helps runners maintain carbohydrate intake through the race while replacing some of the sodium lost in sweat and supporting working muscles as the effort builds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFlavour selection:\u003c\/strong\u003e GU Roctane Energy Gel, GU Original Energy Gels, GU Energy Waffle and Skratch Labs Energy Chews are supplied in random flavours according to available stock. Skratch Labs Hydration Sport Drink Mix is fixed as \u003cstrong\u003eLemon + Lime\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBecause the assorted products include both caffeinated and non-caffeinated flavours, \u003cstrong\u003ethe total caffeine content of the bundle is not fixed\u003c\/strong\u003e. Check the individual packets supplied before use. \u003cstrong\u003eFor any queries, contact us on Whatsapp at 82825960.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy GU for a Half Marathon?\u003c\/h2\u003e\n\u003cp\u003eA half marathon can last long enough for carbohydrate availability, hydration and fatigue to become increasingly important. GU is built around supplying carbohydrate in a compact format while also providing sodium and amino acids alongside the fuel.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick + sustained carbohydrate:\u003c\/strong\u003e GU Original Energy Gel uses maltodextrin and fructose, giving you fast-acting carbohydrate together with a second carbohydrate source that is absorbed differently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrolyte support:\u003c\/strong\u003e GU gels contain sodium to help replace some of the electrolyte lost through sweat during running.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmino-acid support:\u003c\/strong\u003e GU Original Energy Gel includes BCAAs, while Roctane increases the amino-acid content for harder endurance efforts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore support when the race gets harder:\u003c\/strong\u003e GU Roctane contains more sodium and amino acids than Original Energy Gel, making it the higher-performance option in the bundle for longer or more demanding efforts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifferent ways to keep fuelling:\u003c\/strong\u003e gels, waffle and chews give you different textures, while the Skratch drink mix adds fluid, carbohydrate and sodium so you do not have to rely on gels alone.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFor a half marathon:\u003c\/strong\u003e GU Original Energy Gels provide compact carbohydrate during the race, Roctane gives you a higher-electrolyte and higher-amino-acid option when the effort increases, and the waffle gives you a chewable alternative before or during the run. The Skratch products complete the bundle with bite-sized carbohydrate and hydration support.\u003c\/p\u003e\n\u003ch2\u003eWhat You Receive\u003c\/h2\u003e\n\u003cdiv style=\"width: 100%; overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; font-size: 13px; border-collapse: collapse; table-layout: auto;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eProduct\u003c\/th\u003e\n\u003cth style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eQty\u003c\/th\u003e\n\u003cth style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eBundle Role\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eGU Roctane Energy Gel\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eHigher-electrolyte gel fuel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eGU Original Energy Gel\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e2\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003ePortable carbohydrate fuel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eGU Energy Waffle\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eChewable fuel option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eSkratch Labs Energy Chews\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eBite-sized carbohydrate fuel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eSkratch Labs Hydration Sport Drink Mix – Lemon + Lime\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eHydration + electrolyte support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHow to Use the Bundle\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eThere is no single fixed order you need to follow.\u003c\/strong\u003e Choose the products according to your pace, expected finish time, carbohydrate needs, caffeine preference and what you have successfully tested during training.\u003c\/p\u003e\n\u003ch3\u003eBefore the Race\u003c\/h3\u003e\n\u003cp\u003eIf you prefer something chewable, the \u003cstrong\u003eGU Energy Waffle\u003c\/strong\u003e can be used as a pre-race fuel option. A GU Original Energy Gel or some Skratch Labs Energy Chews can also be used if those formats work better for you.\u003c\/p\u003e\n\u003ch3\u003eDuring the Race\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGU Original Energy Gels\u003c\/strong\u003e provide compact carbohydrate fuel that is easy to carry. The \u003cstrong\u003eGU Roctane Energy Gel\u003c\/strong\u003e provides another gel option with more sodium and amino acids than GU Original Energy Gel.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSkratch Labs Energy Chews\u003c\/strong\u003e provide a chewable alternative that can be eaten a little at a time rather than consuming another full gel.\u003c\/p\u003e\n\u003cp\u003eYou do not need to consume every fuel product in the bundle during one race. Build your intake around your race duration and the fuelling strategy you have practised in training.\u003c\/p\u003e\n\u003ch3\u003eHydration\u003c\/h3\u003e\n\u003cp\u003eMix the \u003cstrong\u003eSkratch Labs Lemon + Lime Hydration Sport Drink Mix\u003c\/strong\u003e with approximately \u003cstrong\u003e350–500ml water\u003c\/strong\u003e. It can be used before or during the race according to thirst and your tested hydration plan.\u003c\/p\u003e\n\u003ch2\u003eNutrition (Per Serving)\u003c\/h2\u003e\n\u003cdiv style=\"width: 100%; overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; font-size: 13px; border-collapse: collapse; table-layout: auto;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eProduct\u003c\/th\u003e\n\u003cth style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eCarbohydrate\u003c\/th\u003e\n\u003cth style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eSodium\u003c\/th\u003e\n\u003cth style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eCaffeine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eGU Original Energy Gel\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e21–23g\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e60–125mg\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e0–40mg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eGU Roctane Energy Gel\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e19–21g\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e125–180mg\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e0–70mg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eGU Energy Waffle\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e19g per pack\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e70–170mg\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e0–20mg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eSkratch Labs Energy Chews\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e19g per pack\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e35–45mg\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eNon-caffeinated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eSkratch Labs Lemon + Lime Drink Mix\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e19g\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e400mg\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eNon-caffeinated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003csmall\u003eThe GU gels, GU Energy Waffle and Skratch Labs Energy Chews are supplied in assorted flavours, so exact nutrition and caffeine values can vary. Always check the individual product packaging supplied.\u003c\/small\u003e\u003c\/p\u003e\n\u003ch2\u003eShop GU Separately\u003c\/h2\u003e\n\u003cp\u003ePrefer to choose your own flavours or quantities? Shop \u003ca href=\"\/zh\/products\/gu-original-energy-gel-single-packet\"\u003eGU Original Energy Gel single packets\u003c\/a\u003e, \u003ca href=\"\/zh\/products\/gu-roctane-energy-gel-single-packet\"\u003eGU Roctane Energy Gel single packets\u003c\/a\u003e, \u003ca href=\"\/zh\/products\/gu-energy-waffle\"\u003eGU Energy Waffle\u003c\/a\u003e, browse the \u003ca href=\"\/zh\/collections\/gu-energy\"\u003eGU Energy Labs collection\u003c\/a\u003e or explore \u003ca href=\"\/zh\/collections\/energy-gels-chews\"\u003eEnergy Gels \u0026amp; Chews\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eBuy the GU Half Marathon Endurance Fuel Bundle in Singapore\u003c\/h2\u003e\n\u003cp\u003eBuy the Racepack-curated GU Half Marathon Endurance Fuel Bundle from Racepack.sg in Singapore for a convenient mix of gels, chews, waffle fuel and hydration support for half-marathon training and racing.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I choose the flavours?\u003c\/h3\u003e\n\u003cp\u003eNo. GU Roctane Energy Gel, GU Original Energy Gels, GU Energy Waffle and Skratch Labs Energy Chews are selected at random according to available stock. The Skratch Labs drink mix is fixed as Lemon + Lime.\u003c\/p\u003e\n\u003ch3\u003eDoes the bundle contain caffeine?\u003c\/h3\u003e\n\u003cp\u003eIt may. The assorted products include caffeinated and non-caffeinated flavours, so the bundle does not have one fixed caffeine amount. Check each packet supplied before use.\u003c\/p\u003e\n\u003ch3\u003eDo I need to use every item during my half marathon?\u003c\/h3\u003e\n\u003cp\u003eNo. Choose the combination that fits your expected race duration, carbohydrate needs, caffeine preference and the fuelling plan you have successfully tested during training.\u003c\/p\u003e","brand":"Racepack","offers":[{"title":"Default Title","offer_id":67655365460146,"sku":"GU-Half-Marathon-Bundle","price":16.95,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/9623\/1346\/files\/Racepack-GU-Half-Marathon-Bundle.webp?v=1791442694","url":"https:\/\/racepack.sg\/zh\/products\/gu-half-marathon-endurance-fuel-bundle","provider":"Racepack","version":"1.0","type":"link"}