{"title":"Performance Supplements for Endurance Athletes","description":"\n\u003cp\u003e\u003cstrong\u003ePerformance supplements for runners, cyclists and triathletes.\u003c\/strong\u003e Choose by the training demand: race preparation, a hard effort, long-duration work, repeat training or strength and sprint work. Fuel, fluids and electrolytes remain the base plan.\u003c\/p\u003e\n\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eNeed\u003c\/th\u003e\n\u003cth\u003eChoose\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eKey race in four days\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/best-pre-race-day-boost\"\u003eRace Day Boost\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntervals, climbs or a late-race surge\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/energy-surge-peak-performance\"\u003eEnergy Surge\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLong training or racing\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/best-performance-supplement-caps\"\u003eAnti-Fatigue Caps\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLong sessions and repeat training days\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/endurance-amino-bcaas\"\u003eEndurance Amino\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStrength, sprints and repeated hard efforts\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/purest-creatine-boost-powder\"\u003eCreatine Boost\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003e\n\u003ca href=\"\/products\/best-pre-race-day-boost\"\u003eRace Day Boost\u003c\/a\u003e — sodium phosphate\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocol:\u003c\/strong\u003e 500 mg sodium phosphate per capsule; 4 capsules, 4 times daily for 4 days (8 g\/day).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat it does:\u003c\/strong\u003e phosphate loading raises red-blood-cell 2,3-DPG, helping oxygen release from haemoglobin to working tissue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat studies found:\u003c\/strong\u003e in trained cyclists, six days of loading produced 9.8% higher mean power and a 3.0% faster 16.1 km laboratory time trial. In trained runners, phosphate loading raised VO₂max and reduced post-exercise lactate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse it for:\u003c\/strong\u003e a planned A-race, time trial, hard climbing event or race simulation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/17569583\/\" target=\"_blank\" rel=\"noopener\"\u003eCycling study\u003c\/a\u003e · \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/6748924\/\" target=\"_blank\" rel=\"noopener\"\u003eRunner study\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch2\u003e\n\u003ca href=\"\/products\/energy-surge-peak-performance\"\u003eEnergy Surge\u003c\/a\u003e — PEAK ATP®\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormula:\u003c\/strong\u003e 100 mg PEAK ATP® per four-tablet serving; sublingual tablets; take 5–30 minutes before training or during exercise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat it does:\u003c\/strong\u003e ATP supplies immediate energy for muscular contraction, making it relevant when repeated power output matters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat ATP studies found:\u003c\/strong\u003e after two weeks of oral ATP, repeated-sprint research found 18.3% and 16.3% higher late-bout peak power, plus maintained muscle excitability versus placebo.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse it for:\u003c\/strong\u003e intervals, decisive climbs, repeated surges and late-race efforts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/28080323\/\" target=\"_blank\" rel=\"noopener\"\u003eRepeated-sprint study\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch2\u003e\n\u003ca href=\"\/products\/best-performance-supplement-caps\"\u003eAnti-Fatigue Caps\u003c\/a\u003e — ornithine alpha-ketoglutarate\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormula:\u003c\/strong\u003e potassium and magnesium aspartate with ornithine alpha-ketoglutarate (OKG).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat it does:\u003c\/strong\u003e ornithine supports the urea cycle, the pathway that processes ammonia generated during hard, prolonged work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat ornithine research found:\u003c\/strong\u003e in a two-hour cycle study, supplementation reduced post-exercise fatigue scores; female participants also showed a smaller decline in late-test pedalling speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse it for:\u003c\/strong\u003e long rides, long runs and race simulations; take 2–4 capsules before, then 1–2 per hour as labelled.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/19083482\/\" target=\"_blank\" rel=\"noopener\"\u003eTwo-hour cycling study\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch2\u003e\n\u003ca href=\"\/products\/endurance-amino-bcaas\"\u003eEndurance Amino\u003c\/a\u003e — BCAAs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormula:\u003c\/strong\u003e 800 mg leucine, 400 mg isoleucine and 400 mg valine per four-capsule serving, plus alanine and reduced glutathione.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat it does:\u003c\/strong\u003e BCAAs supply amino acids used by muscle around long training sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat research found:\u003c\/strong\u003e a 25-study meta-analysis found lower muscle-damage markers 48 hours after strenuous exercise and lower reported soreness at 24 and 48 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse it for:\u003c\/strong\u003e before, during or after longer sessions; label guidance is 1–2 capsules per hour for sessions over two hours.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/34612716\/\" target=\"_blank\" rel=\"noopener\"\u003eBCAA meta-analysis\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch2\u003e\n\u003ca href=\"\/products\/purest-creatine-boost-powder\"\u003eCreatine Boost\u003c\/a\u003e — Creapure® creatine monohydrate\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormula:\u003c\/strong\u003e 5 g Creapure® creatine monohydrate per serving; take one serving daily.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat it does:\u003c\/strong\u003e increases muscle phosphocreatine, helping rapid ATP regeneration when intensity rises.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat research found:\u003c\/strong\u003e an endurance and mixed-sport review identified the strongest results in repeated sprints, high-intensity power output and power-endurance tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse it for:\u003c\/strong\u003e gym work, sprint training, hill repetitions and repeated high-intensity efforts within an endurance programme.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/42280321\/\" target=\"_blank\" rel=\"noopener\"\u003eEndurance and mixed-sport review\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eUse alongside:\u003c\/strong\u003e \u003ca href=\"\/collections\/energy-hydration\"\u003eenergy and hydration\u003c\/a\u003e · \u003ca href=\"\/collections\/electrolytes\"\u003eelectrolytes\u003c\/a\u003e · \u003ca href=\"\/collections\/superior-recovery\"\u003erecovery nutrition\u003c\/a\u003e\u003c\/p\u003e\n","products":[{"product_id":"best-pre-race-day-boost","title":"Race Day Boost – Pre-Race Supplement for Endurance Athletes","description":"\u003cdiv style=\"line-height:1.45;\"\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0271\/3085\/5496\/files\/Gluten_Free_1_cd9a92df-5bec-4068-b935-703681fa99ba_480x480.png?v=1580675768\" alt=\"Gluten Free\" width=\"67\" height=\"57\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0271\/3085\/5496\/files\/Vegan_Friendly_1_5d7f25e8-95fe-4e71-bd79-f19cfac5b5d3_480x480.png?v=1580675232\" alt=\"Vegan Friendly\" width=\"60\" height=\"60\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/9192\/8555\/t\/19\/assets\/841deb7ae893--no-added-sugars-09527f.png?v=1653597657\" alt=\"No added sugars\" width=\"66\" height=\"66\"\u003e\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eRace Day Boost: Pre-Race Phosphate Loading\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eWhen the race matters, prepare before the start line.\u003c\/strong\u003e Race Day Boost is not a stimulant-driven pre-workout. It is a four-day sodium phosphate loading protocol for runners, cyclists and triathletes preparing for an A-race, time trial, long climb or personal-best attempt.\u003c\/p\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eProtocol\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 8px;padding-left:20px;\"\u003e\n\u003cli style=\"margin:0 0 2px;\"\u003e\n\u003cstrong\u003eStart:\u003c\/strong\u003e four days before race day.\u003c\/li\u003e\n\u003cli style=\"margin:0 0 2px;\"\u003e\n\u003cstrong\u003eTake:\u003c\/strong\u003e 4 capsules, 4 times daily, with food and water.\u003c\/li\u003e\n\u003cli style=\"margin:0 0 2px;\"\u003e\n\u003cstrong\u003eProvides:\u003c\/strong\u003e 8 g sodium phosphate per day from 16 capsules.\u003c\/li\u003e\n\u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eComplete plan:\u003c\/strong\u003e one 64-capsule bottle supplies the full four-day load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eWhy it works\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003ePhosphate loading increases red-blood-cell 2,3-DPG. This helps haemoglobin release oxygen to working muscle — exactly the demand when you must hold a hard pace for a long time, stay committed on a climb, or defend your speed late in a race.\u003c\/p\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eResearch\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 5px;padding-left:20px;\"\u003e\n\u003cli style=\"margin:0 0 2px;\"\u003e\n\u003cstrong\u003eTrained cyclists:\u003c\/strong\u003e a phosphate-loading study recorded 9.8% higher mean power and a 3.0% faster 16.1 km laboratory time trial.\u003c\/li\u003e\n\u003cli style=\"margin:0;\"\u003e\n\u003cstrong\u003eTrained runners:\u003c\/strong\u003e phosphate loading increased VO₂max and reduced post-exercise blood lactate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/17569583\/\" target=\"_blank\" rel=\"noopener\"\u003eRead the cycling study\u003c\/a\u003e · \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/6748924\/\" target=\"_blank\" rel=\"noopener\"\u003eRead the runner study\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eBest for\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 8px;padding-left:20px;\"\u003e\n\u003cli style=\"margin:0 0 2px;\"\u003eA marathon, ultra, long-course triathlon or gran fondo.\u003c\/li\u003e\n\u003cli style=\"margin:0 0 2px;\"\u003eA time trial, hilly race or sustained-effort event where pace must be held.\u003c\/li\u003e\n\u003cli style=\"margin:0;\"\u003eA specific race rehearsal or personal-best attempt — not an everyday supplement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eRace plan\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 4px;\"\u003eRace Day Boost prepares the four days before the event. On race day, run your practised \u003ca href=\"\/collections\/energy-hydration\"\u003eenergy and hydration plan\u003c\/a\u003e, use the \u003ca href=\"\/collections\/electrolytes\"\u003eelectrolyte strategy\u003c\/a\u003e that matches your conditions, and recover with \u003ca href=\"\/collections\/superior-recovery\"\u003epost-exercise nutrition\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003ePreparing for a key race?\u003c\/strong\u003e Race Day Boost is also part of the \u003ca href=\"\/products\/peak-performance-race-pb-kit\"\u003eRace PB Kit\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eSupplement facts\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eServing size:\u003c\/strong\u003e 1 capsule  |  \u003cstrong\u003eServings per container:\u003c\/strong\u003e 64\u003cbr\u003e\u003cstrong\u003ePer capsule:\u003c\/strong\u003e Sodium phosphate 500 mg\u003cbr\u003e\u003cstrong\u003eOther ingredients:\u003c\/strong\u003e vegetable capsule, malic acid\u003cbr\u003e\u003cstrong\u003eDietary suitability:\u003c\/strong\u003e gluten-free, vegan-friendly\u003c\/p\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eLearn more\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003ca href=\"https:\/\/hammernutrition.co.uk\/blogs\/news\/race-day-boost-youre-4-days-away-from-a-personal-best\"\u003eRace Day Boost: four days away from a personal best\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eVideo\u003c\/h3\u003e\n\u003cdiv style=\"padding:100% 0 0 0;position:relative;\"\u003e\u003ciframe src=\"https:\/\/player.vimeo.com\/video\/652650927?badge=0\u0026amp;autopause=0\u0026amp;player_id=0\u0026amp;app_id=58479\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;\" title=\"Race Day Boost product spotlight with Brian Frank\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hammer Nutrition UK","offers":[{"title":"Default Title","offer_id":31324553216072,"sku":"RDB","price":33.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/3085\/5496\/files\/race-day-boost-caps-pre-race-booster-8901575.webp?v=1780306907"},{"product_id":"energy-surge-peak-performance","title":"ATP Supplement UK – Energy Surge with PEAK ATP®","description":"\u003cdiv style=\"line-height:1.45;\"\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0617\/9192\/8555\/t\/19\/assets\/9252efc69f64--madeinusa-65ee5e.png?v=1653589283\" alt=\"Made in USA\" width=\"56\" height=\"56\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0271\/3085\/5496\/files\/Gluten_Free_1_480x480.png?v=1580379489\" alt=\"Gluten free\" width=\"54\" height=\"46\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0271\/3085\/5496\/files\/Vegan_Friendly_1_480x480.png?v=1580379329\" alt=\"Vegan friendly\" width=\"50\" height=\"50\"\u003e\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eEnergy Surge: Sublingual ATP for Hard Efforts\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eIntervals, decisive climbs or a late-race surge?\u003c\/strong\u003e Energy Surge supplies 100 mg PEAK ATP® per four-tablet serving in a stimulant-free sublingual format for the moments when an event demands an extra gear.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eHow to use it\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 8px;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eTake:\u003c\/strong\u003e four tablets daily, split into smaller doses under the tongue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTiming:\u003c\/strong\u003e let them dissolve slowly 5–30 minutes before a hard effort; they can also be used during exercise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlan it:\u003c\/strong\u003e use before a key interval set, climb, time trial or finishing push—not as a replacement for carbohydrate and fluids.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eWhy ATP matters\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eATP is the immediate energy molecule used in muscular contraction. Its relevance is greatest where an athlete needs repeatable, high-intensity output: accelerating, climbing, attacking or holding speed late in a hard session.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eWhat the research found\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eA controlled study of oral ATP in resistance-trained men found improved late-bout peak power after two weeks of supplementation. It is useful context for athletes whose endurance programme includes intervals, sprint work and repeated hard efforts. \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/28080323\/\"\u003eRead the study\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eBest for\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 8px;padding-left:20px;\"\u003e\n\u003cli\u003eInterval, over-under and hill-repeat sessions\u003c\/li\u003e\n\u003cli\u003eTime trials, criteriums, punchy climbs and decisive race moments\u003c\/li\u003e\n\u003cli\u003eTriathlon or cycling training where repeatable hard efforts matter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eFormula\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003ePer four tablets:\u003c\/strong\u003e 100 mg ATP (as PEAK ATP®) and magnesium glycerol phosphate. Other ingredients: fructose, mannitol, cellulose gum and magnesium stearate. Vegan and gluten free.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eBuild the full plan\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eMatch hard-effort support with your \u003ca href=\"https:\/\/hammernutrition.co.uk\/collections\/during\"\u003erace fuel and hydration\u003c\/a\u003e, then prioritise \u003ca href=\"https:\/\/hammernutrition.co.uk\/collections\/recovery\"\u003erecovery\u003c\/a\u003e afterwards.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eVideo\u003c\/h3\u003e\n\u003cdiv style=\"padding:177.78% 0 0 0;position:relative;\"\u003e\u003ciframe src=\"https:\/\/player.vimeo.com\/video\/1100443275?badge=0\u0026amp;autopause=0\u0026amp;player_id=0\u0026amp;app_id=58479\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;\" title=\"Energy Surge video\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hammer Nutrition UK Official Distributor","offers":[{"title":"30 Tablets","offer_id":31324555575368,"sku":"ATP","price":26.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/3085\/5496\/files\/energy-surge-caps-6447229.webp?v=1780306912"},{"product_id":"endurance-amino-bcaas","title":"Endurance Amino BCAA Capsules for Endurance Athletes","description":"\u003cdiv style=\"line-height:1.45;\"\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eEndurance Amino: BCAA Support for Long Training\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eLong sessions and repeat training days place a greater demand on muscle.\u003c\/strong\u003e Endurance Amino provides branched-chain amino acids in practical capsules for endurance athletes who want targeted nutritional support around demanding volume.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eHow to use it\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 8px;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong sessions:\u003c\/strong\u003e take 1–2 capsules per hour during training or racing beyond two hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTraining blocks:\u003c\/strong\u003e use before, during or after demanding sessions as part of your broader fuelling and recovery routine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep the basics in place:\u003c\/strong\u003e amino acids complement rather than replace carbohydrate, protein, fluids and sleep.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eWhy BCAAs?\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eLeucine, isoleucine and valine are essential amino acids used by muscle. They are especially relevant when you are training frequently, spending hours on the bike or trail, or rebuilding between demanding sessions.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eWhat the research found\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eA meta-analysis of 25 studies found BCAA supplementation reduced markers of exercise-induced muscle damage at 48 hours and reduced reported muscle soreness at 24 and 48 hours. \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/34612716\/\"\u003eRead the review\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eBest for\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 8px;padding-left:20px;\"\u003e\n\u003cli\u003eLong rides, runs, hikes and endurance races\u003c\/li\u003e\n\u003cli\u003eHigh-volume build blocks and back-to-back training days\u003c\/li\u003e\n\u003cli\u003eAthletes who want a simple amino-acid option to carry during long work\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eFormula\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003ePer four-capsule serving:\u003c\/strong\u003e 800 mg leucine, 400 mg isoleucine and 400 mg valine, with alanine and reduced glutathione.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eBuild the full plan\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eUse with a practical \u003ca href=\"https:\/\/hammernutrition.co.uk\/collections\/during\"\u003eduring-exercise fuelling plan\u003c\/a\u003e, then choose a complete \u003ca href=\"https:\/\/hammernutrition.co.uk\/collections\/recovery\"\u003epost-exercise recovery\u003c\/a\u003e option for substantial sessions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Hammer Nutrition UK","offers":[{"title":"120 Capsules","offer_id":31324555968584,"sku":"EAS","price":37.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/3085\/5496\/files\/endurance-amino-bcaas-9809391.webp?v=1780306915"},{"product_id":"best-performance-supplement-caps","title":"Anti-Fatigue Caps – Endurance Fatigue Support for Long Training \u0026 Racing","description":"\u003cdiv style=\"line-height:1.45;\"\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eAnti-Fatigue Caps: Support for Long, Demanding Efforts\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eWhen the session moves beyond two hours, fatigue is not only a fuel issue.\u003c\/strong\u003e Anti-Fatigue Caps combine potassium and magnesium aspartate with ornithine alpha-ketoglutarate (OKG) for athletes preparing for sustained training and racing.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eHow to use it\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 8px;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eBefore:\u003c\/strong\u003e take 2–4 capsules before longer training or racing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuring:\u003c\/strong\u003e take 1–2 capsules per hour for extended efforts, following the label guidance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuild it into the plan:\u003c\/strong\u003e use alongside—not instead of—carbohydrate, fluid and electrolyte intake.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eWhy these ingredients?\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eOrnithine is involved in the urea cycle, the route through which the body processes ammonia produced during demanding exercise. Potassium and magnesium are included as aspartates in a formula designed for the steady work of long-distance training.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eWhat the research found\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eIn a two-hour cycling study, participants taking ornithine reported lower post-exercise fatigue; female participants also showed a smaller late-test fall in pedalling speed. \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/19083482\/\"\u003eRead the study\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eBest for\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 8px;padding-left:20px;\"\u003e\n\u003cli\u003eLong rides, runs and brick sessions\u003c\/li\u003e\n\u003cli\u003eUltra-distance events and all-day adventure efforts\u003c\/li\u003e\n\u003cli\u003eHeavy-volume blocks where training quality needs to hold up late in the session\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eBuild the full plan\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eFor long events, pair this with a rehearsed \u003ca href=\"https:\/\/hammernutrition.co.uk\/collections\/during\"\u003eenergy and hydration plan\u003c\/a\u003e, and use \u003ca href=\"https:\/\/hammernutrition.co.uk\/collections\/electrolytes\"\u003eelectrolytes\u003c\/a\u003e according to conditions and sweat loss.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Hammer Nutrition UK","offers":[{"title":"90 Capsules","offer_id":31324556755016,"sku":"AF","price":33.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/3085\/5496\/files\/ant-fatigue-caps-ammonia-scavenger-6215944.webp?v=1780306910"},{"product_id":"purest-creatine-boost-powder","title":"Hammer Creatine Boost – Creapure® Creatine Monohydrate","description":"\u003cdiv style=\"line-height:1.45;\"\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eCreatine Boost: Daily Support for Repeated Hard Efforts\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eEndurance athletes still need power.\u003c\/strong\u003e Creatine Boost provides 5 g Creapure® creatine monohydrate per daily serving for the strength work, sprint training, hill repetitions and high-intensity efforts that sit alongside endurance training.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eHow to use it\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 8px;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eTake:\u003c\/strong\u003e one level 5 g scoop daily.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMix:\u003c\/strong\u003e with 250–350 ml water or your preferred drink.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep it simple:\u003c\/strong\u003e daily consistency matters more than precise timing. A loading phase is optional, not required for straightforward everyday use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eWhy creatine?\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eCreatine supports the phosphocreatine system, which helps regenerate ATP rapidly during short, hard bouts. That is why it is relevant to an endurance athlete’s gym work, sprint finishes, steep climbs and repeated high-intensity intervals.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eWhat the endurance research says\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eA 2026 review of creatine in endurance and mixed sports identified its clearest relevance in repeated sprints, high-intensity power output and power-endurance tasks—exactly the work that often decides a climb, attack or training adaptation. \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/42280321\/\"\u003eRead the review\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eBest for\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 8px;padding-left:20px;\"\u003e\n\u003cli\u003eStrength training within a running, cycling or triathlon programme\u003c\/li\u003e\n\u003cli\u003eSprint work, hill repetitions, VO₂ sessions and functional fitness\u003c\/li\u003e\n\u003cli\u003eHYROX-style training and athletes who combine endurance with gym work\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eWhy Creapure®?\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eEvery serving contains one ingredient only: 5 g of Creapure® creatine monohydrate, a clearly identified, German-made raw material. No proprietary blend and no unnecessary fillers. One 90-serving tub supplies three months of daily use.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eBuild the full plan\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003eCreatine supports the high-intensity side of training. For sessions and races, keep your \u003ca href=\"https:\/\/hammernutrition.co.uk\/collections\/during\"\u003eenergy and hydration plan\u003c\/a\u003e separate and specific; for hard days, finish with \u003ca href=\"https:\/\/hammernutrition.co.uk\/collections\/recovery\"\u003erecovery nutrition\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;color:#872222;font-weight:700;\"\u003eVideo\u003c\/h3\u003e\n\u003cdiv style=\"padding:177.78% 0 0 0;position:relative;\"\u003e\u003ciframe src=\"https:\/\/player.vimeo.com\/video\/1100131461?badge=0\u0026amp;autopause=0\u0026amp;player_id=0\u0026amp;app_id=58479\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;\" title=\"Creatine Boost video\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hammer Nutrition UK Official Distributor","offers":[{"title":"Default Title","offer_id":54203695595905,"sku":"HCP","price":37.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/3085\/5496\/files\/creatine-boost-9244954.jpg?v=1780306630"}],"url":"https:\/\/hammernutrition.co.uk\/collections\/performance-supplements-for-endurance-athletes.oembed","provider":"Hammer Nutrition UK ","version":"1.0","type":"link"}