{"product_id":"myprotein-origin-pre-workout-samples-20g","title":"MyProtein Origin Pre-Workout Samples 20g","description":"\u003cp\u003e\u003cstrong\u003eMyProtein Origin Pre-Workout Samples 20g\u003c\/strong\u003e is a single-serve 20 g sample of Origin Pre-Workout. One serving gives 300 mg of caffeine, 6 g of active L-citrulline, 3.5 g of beta-alanine, 4 g of arginine AKG and L-theanine.\u003c\/p\u003e\u003cp\u003eIt is a high-caffeine formula meant for experienced pre-workout users, so a sample is a good way to try it. Caffeine helps increase endurance performance and endurance capacity, and helps improve concentration and alertness.\u003c\/p\u003e\u003ch3\u003eKey benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e300 mg caffeine per serving\u003c\/li\u003e\n\u003cli\u003e6 g active L-citrulline\u003c\/li\u003e\n\u003cli\u003e3.5 g beta-alanine\u003c\/li\u003e\n\u003cli\u003e4 g arginine alpha-ketoglutarate, plus L-theanine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to use\u003c\/h3\u003e\u003cp\u003eMix the sachet with 400 ml of water and drink 30 minutes before your workout. One serving a day only.\u003c\/p\u003e\u003ch3\u003eWho it's for\u003c\/h3\u003e\u003cp\u003eExperienced adult pre-workout users.\u003c\/p\u003e\u003ch3\u003eFlavours\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eBlue Raspberry\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSour Apple\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eStrawberry Laces\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose your flavour from the options above.\u003c\/p\u003e\u003ch3\u003eAllergens\u003c\/h3\u003e\u003cp\u003eProduced in a facility that also handles milk. Recipes can vary by flavour and may change, so always check the label on your pack.\u003c\/p\u003e\u003ch3\u003eGood to know\u003c\/h3\u003e\u003cp\u003eContains caffeine (300 mg per serving). Not recommended for children or pregnant or breastfeeding women. Do not consume more than 400 mg of caffeine a day from all sources. Do not exceed one serving a day. Food supplements should not replace a varied and balanced diet and a healthy lifestyle. Do not exceed the recommended daily intake. Keep out of the reach of young children.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct information based on the Myprotein UK product page (myprotein.com, checked 18 Oct 2026).\u003c\/em\u003e\u003c\/p\u003e","brand":"MyProtein","offers":[{"title":"Blue Raspberry","offer_id":58879381209462,"sku":"MYP267","price":1.95,"currency_code":"GBP","in_stock":true},{"title":"Sour Apple","offer_id":58977724465526,"sku":"MYP269","price":1.95,"currency_code":"GBP","in_stock":true},{"title":"Strawberry Laces","offer_id":59039792333174,"sku":"MYP270","price":1.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/8278\/2326\/files\/e71d3fe36a.png?v=1791068045","url":"https:\/\/valkyrie-strength.com\/products\/myprotein-origin-pre-workout-samples-20g","provider":"Valkyrie Strength","version":"1.0","type":"link"}