{"product_id":"pre-workout-pro-st","title":"Pre Workout PRO ST","description":"\u003ch1\u003e\u003cstrong\u003ePre-Workout PRO ST\u003c\/strong\u003e\u003c\/h1\u003e \u003cp\u003e\u003cimg alt=\"Informed Sport anti-doping certification\" src=\"https:\/\/media.crownsportnutrition.com\/img\/informed-banners\/327.jpg\"\/\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePre-Workout PRO ST\u003c\/strong\u003e is a high-quality powdered pre-workout supplement with a perfectly balanced composition scientifically proven by the University of Greenwich. It provides all the necessary nutrients to enhance performance in both strength and endurance training and competition.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eExtra essential amino acids\u003c\/li\u003e \u003cli\u003eWith caffeine and nitric oxide precursors\u003c\/li\u003e \u003cli\u003eLow in carbohydrates and no added sugars\u003c\/li\u003e \u003cli\u003eScientifically proven efficacy through our own study\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eEssential Amino Acids\u003c\/h3\u003e \u003cp\u003eFundamental for optimal muscle function during activity. Pre-workout intake has been shown to delay fatigue and enhance recovery by reducing muscle breakdown. Delivered in an optimal ratio similar to that of muscle mass.\u003c\/p\u003e \u003ch3\u003eNitric Oxide Precursors (NO)\u003c\/h3\u003e \u003cp\u003eThe exchange between Citrulline and Arginine in the presence of oxygen releases NO. When it binds to specific receptors, it causes vasodilation, increasing blood and nutrient flow to active muscles and potentially improving performance.\u003c\/p\u003e \u003ch3\u003eTaurine\u003c\/h3\u003e \u003cp\u003eHas antioxidant, metabolic, and ergogenic effects. When combined with other ingredients, it improves muscle endurance during exercise and stabilizes cell membranes, facilitating the transport of key minerals.\u003c\/p\u003e \u003ch3\u003eTyrosine\u003c\/h3\u003e \u003cp\u003eEnhances focus and concentration when combined with caffeine—key for maximum performance in training or competition.\u003c\/p\u003e \u003ch3\u003eBetaine\u003c\/h3\u003e \u003cp\u003eThis glycine derivative enhances performance by boosting creatine resynthesis and increasing NO levels. It also improves total workload to fatigue as well as strength and power output.\u003c\/p\u003e \u003ch3\u003eAcetyl-L-Carnitine\u003c\/h3\u003e \u003cp\u003eCrosses the blood-brain barrier and acts on two fronts: improves mitochondrial metabolism by donating acetyl groups (acetyl-CoA) and supports cognitive function by aiding acetylcholine synthesis.\u003c\/p\u003e \u003ch3\u003eCaffeine and Yerba Mate\u003c\/h3\u003e \u003cp\u003eIncludes pure caffeine and yerba mate extract, the top ingredient for boosting endurance and strength. Stimulates the central nervous system, delays fatigue, optimizes glycogen and fat use, and enhances muscle contraction—especially under fatigue.\u003c\/p\u003e \u003cp\u003eLike all \u003cstrong\u003eCrown Sport Nutrition\u003c\/strong\u003e products, it offers outstanding taste and digestibility.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eScientific study published in Nutrients:\u003c\/strong\u003e The ingredient matrix was tested using 2 servings of \u003cstrong\u003ePre-Workout PRO ST\u003c\/strong\u003e (30 g) with approximately 16 g of added carbohydrates. To replicate the study, add 2\/3 of a serving of \u003cstrong\u003eIsodrink \u0026amp; Energy Lemon\u003c\/strong\u003e (about 20 g) to maximize effectiveness.\u003c\/p\u003e \u003ch3\u003eFormat and Flavors\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eFlavors: Citrus and Blue Storm\u003c\/li\u003e \u003cli\u003e300 g jar (20 servings of 15 g)\u003c\/li\u003e \u003c\/ul\u003e","brand":"Crown Sport Nutrition","offers":[{"title":"15 g Sachet \/ Citric","offer_id":54153047048534,"sku":"M.PWOC","price":2.5,"currency_code":"EUR","in_stock":true},{"title":"15 g Sachet \/ Blue Storm","offer_id":54153047081302,"sku":"M.PWOB","price":2.5,"currency_code":"EUR","in_stock":true},{"title":"300 g Tub \/ 20 Servings \/ Blue Storm","offer_id":54153047114070,"sku":"PREWORKBLUE","price":34.95,"currency_code":"EUR","in_stock":true},{"title":"300 g Tub \/ 20 Servings \/ Citric","offer_id":54153047146838,"sku":"PREWORK","price":34.95,"currency_code":"EUR","in_stock":true},{"title":"300 g Tub \/ 20 Servings + Shaker \/ Citric","offer_id":54153047179606,"sku":"PREWORK.1","price":27.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/8666\/3766\/files\/PREWORK_Pre-Workout_800-1_9bb3a8d2-8608-4f16-873e-38139b6edf9c.jpg?v=1781084382","url":"https:\/\/crownsportnutrition.com\/en\/products\/pre-workout-pro-st","provider":"Crown Sport Nutrition","version":"1.0","type":"link"}