{"product_id":"sis-half-marathon-endurance-fuel-bundle","title":"SiS Half Marathon Endurance Fuel Bundle (Assorted Flavours)","description":"\u003cp\u003e\u003cstrong\u003eThe SiS Half Marathon Endurance Fuel Bundle\u003c\/strong\u003e is a Racepack-curated 6-piece set that combines SiS race fuel with hydration support and two Skratch add-ons for flexible half-marathon fuelling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFlavour selection:\u003c\/strong\u003e SiS GO Isotonic Energy Gels, SiS HYDRO+ Electrolyte Drink Mix and Skratch Energy Bar are supplied in random flavours according to available stock. \u003cstrong\u003eSiS BETA Fuel + Nootropics is fixed as Apple\u003c\/strong\u003e. \u003cstrong\u003eSkratch Labs Hydration Sport Drink Mix is fixed as Lemon + Lime\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhy use SiS for a half marathon?\u003c\/h2\u003e\n\u003cp\u003eSiS helps half-marathon runners fuel in a practical way. The GO Isotonic gels give you quick carbohydrate in an easy-to-take format that does not require extra water, while BETA Fuel + Nootropics gives you a higher-carbohydrate option with caffeine for tougher efforts. HYDRO+ adds a separate electrolyte sachet, so you can support hydration without relying on only one fuel format.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast energy during the race:\u003c\/strong\u003e SiS GO Isotonic Energy Gels provide 22g of carbohydrate per gel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to take on the move:\u003c\/strong\u003e the isotonic formula is designed to be consumed without extra water.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigher-carb option for tougher efforts:\u003c\/strong\u003e SiS BETA Fuel + Nootropics provides 40g of dual-source carbohydrate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra support when fatigue builds:\u003c\/strong\u003e BETA Fuel + Nootropics also provides 200mg caffeine plus nootropic ingredients.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydration support:\u003c\/strong\u003e SiS HYDRO+ and Skratch Lemon + Lime help support fluid and electrolyte intake.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid fuel option:\u003c\/strong\u003e the Skratch Energy Bar gives you a food-style option if you prefer something more chewable before running.\u003c\/li\u003e\n\u003c\/ul\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;\"\u003eSiS BETA Fuel + Nootropics Energy Gel – Apple\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-carb gel with caffeine for tougher efforts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eSiS GO Isotonic 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;\"\u003eMain portable carbohydrate fuel during the race\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eSiS HYDRO+ Electrolyte Drink Mix\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;\"\u003eElectrolyte support before the start or around training\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eSkratch Energy Bar\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;\"\u003eOptional solid fuel before the race\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;\"\u003eDrink-based hydration support with carbs and sodium\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 must follow.\u003c\/strong\u003e Use the bundle according to your pace, expected finish time, how much fuel you normally tolerate, and what you have already tested in training. You do not need to consume every item in one race.\u003c\/p\u003e\n\u003ch3\u003eBefore the Race\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSiS HYDRO+\u003c\/strong\u003e can be mixed with \u003cstrong\u003e500ml water\u003c\/strong\u003e before the start if you want electrolyte support without extra carbohydrate.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSkratch Energy Bar\u003c\/strong\u003e can be used as an optional pre-race solid fuel if you prefer food rather than another gel before running.\u003c\/p\u003e\n\u003ch3\u003eMain Fuel During the Race\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e2 x SiS GO Isotonic Energy Gels\u003c\/strong\u003e provide your main portable carbohydrate fuel. Each gel supplies \u003cstrong\u003e22g carbohydrate\u003c\/strong\u003e and is designed to be taken \u003cstrong\u003ewithout extra water\u003c\/strong\u003e, which is one of the key reasons runners use SiS for half-marathon fuelling.\u003c\/p\u003e\n\u003ch3\u003eLonger \/ Harder Effort\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSiS BETA Fuel + Nootropics\u003c\/strong\u003e is the step-up option in the bundle. It provides \u003cstrong\u003e40g dual-source carbohydrate\u003c\/strong\u003e, \u003cstrong\u003e200mg caffeine\u003c\/strong\u003e, \u003cstrong\u003e250mg citicoline\u003c\/strong\u003e, \u003cstrong\u003e1g L-taurine\u003c\/strong\u003e and \u003cstrong\u003e200mg L-theanine\u003c\/strong\u003e. This makes it useful when you want a higher-carbohydrate option and a stronger mental lift later in a harder session or race.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e because this gel contains \u003cstrong\u003e200mg caffeine\u003c\/strong\u003e, keep total caffeine intake in mind. Science in Sport advises a \u003cstrong\u003emaximum of one BETA Fuel + Nootropics gel per day\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eHydration\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSkratch Labs Lemon + Lime Hydration Sport Drink Mix\u003c\/strong\u003e can be mixed with approximately \u003cstrong\u003e350–500ml water\u003c\/strong\u003e. It provides \u003cstrong\u003e19g carbohydrate\u003c\/strong\u003e and \u003cstrong\u003e400mg sodium\u003c\/strong\u003e, making it a practical drink-based hydration option before or during a session.\u003c\/p\u003e\n\u003ch2\u003eNutrition Guide (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;\"\u003eElectrolytes \/ Sodium\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;\"\u003eSiS GO Isotonic Energy Gel\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e22g\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e0.01g salt\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;\"\u003eSiS BETA Fuel + Nootropics – Apple\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e40g\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e12mg sodium\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e200mg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003eSiS HYDRO+ Electrolyte Drink Mix\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e0g\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e350mg sodium\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 Energy Bar\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e30–33g\u003c\/td\u003e\n\u003ctd style=\"padding: 6px; text-align: left; border: 1px solid #ddd;\"\u003e110–250mg\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 Hydration Sport Drink Mix – Lemon + Lime\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 sodium\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\u003eSiS GO Isotonic Energy Gels, SiS HYDRO+ and Skratch Energy Bar are supplied in assorted flavours, so exact flavour-specific nutrition can vary. Always check the individual product packaging supplied if precise flavour nutrition, ingredients or allergen details are important to you.\u003c\/small\u003e\u003c\/p\u003e\n\u003ch2\u003eShop SiS Separately\u003c\/h2\u003e\n\u003cp\u003ePrefer to build your own SiS fuelling plan? Shop \u003ca href=\"\/products\/sis-beta-fuel-nootropics-energy-gel\"\u003eSiS BETA Fuel + Nootropics Energy Gel\u003c\/a\u003e, \u003ca href=\"\/products\/science-in-sport-sis-go-isotonic-energy-gels-running-gels-low-sugar-pre-workout-1-gel-select-flavour\"\u003eSiS GO Isotonic Energy Gels\u003c\/a\u003e, \u003ca href=\"\/products\/sis-hydro-plus-electrolyte-powder\"\u003eSiS HYDRO+ Electrolyte Drink Mix\u003c\/a\u003e, browse the \u003ca href=\"\/collections\/science-in-sport\"\u003eScience in Sport collection\u003c\/a\u003e, compare \u003ca href=\"\/collections\/energy-gels-1\"\u003eEnergy Gels\u003c\/a\u003e or explore \u003ca href=\"\/collections\/electrolytes-and-hydration\"\u003eElectrolytes \u0026amp; Hydration\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eBuy the SiS Half Marathon Endurance Fuel Bundle in Singapore\u003c\/h2\u003e\n\u003cp\u003eBuy the SiS Half Marathon Endurance Fuel Bundle from Racepack.sg in Singapore for a practical mix of isotonic gels, higher-carb caffeinated fuel, electrolyte support and optional solid fuel for half-marathon training and race day.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is included in the SiS Half Marathon Endurance Fuel Bundle?\u003c\/h3\u003e\n\u003cp\u003eYou receive 1 × SiS BETA Fuel + Nootropics Energy Gel (Apple), 2 × SiS GO Isotonic Energy Gels, 1 × SiS HYDRO+ Electrolyte Drink Mix, 1 × Skratch Energy Bar and 1 × Skratch Labs Lemon + Lime Hydration Sport Drink Mix.\u003c\/p\u003e\n\u003ch3\u003eAre the flavours fixed?\u003c\/h3\u003e\n\u003cp\u003eNo. SiS GO Isotonic Energy Gels, SiS HYDRO+ and Skratch Energy Bar are supplied in random flavours according to available stock. SiS BETA Fuel + Nootropics is fixed as Apple, and Skratch Hydration Sport Drink Mix is fixed as Lemon + Lime.\u003c\/p\u003e\n\u003ch3\u003eHow does SiS help in a half marathon?\u003c\/h3\u003e\n\u003cp\u003eSiS helps by giving runners easy-to-carry carbohydrate fuel during the race, a higher-carbohydrate option for tougher efforts, and a separate electrolyte option for hydration support. The GO Isotonic gels are especially useful because they are designed to be taken without extra water.\u003c\/p\u003e\n\u003ch3\u003eDoes the bundle contain caffeine?\u003c\/h3\u003e\n\u003cp\u003eYes. The bundle contains \u003cstrong\u003e200mg caffeine\u003c\/strong\u003e from the fixed SiS BETA Fuel + Nootropics gel. Always account for caffeine from coffee, other gels, drinks and supplements in your total intake.\u003c\/p\u003e\n\u003ch3\u003eDo I need to use every item in one half marathon?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a flexible bundle. Use the products according to your race duration, hydration needs, caffeine tolerance and the fuelling strategy you have already tested in training.\u003c\/p\u003e","brand":"Racepack","offers":[{"title":"Default Title","offer_id":67656111161522,"sku":"SiS-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-SiS-Half-Marathon-Bundle.webp?v=1791447864","url":"https:\/\/racepack.sg\/products\/sis-half-marathon-endurance-fuel-bundle","provider":"Racepack","version":"1.0","type":"link"}