{"product_id":"rule-1-r1-citrulline-60-servings","title":"Rule 1 R1 Citrulline | 60 Servings","description":"\u003ch2 id=\"heading-1\"\u003eRule 1 R1 Citrulline 60 Servings | Pure L-Citrulline Pump Supplement in Pakistan\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fitzone.pk\/search?q=Rule+1\u0026amp;options%5Bprefix%5D=last\u0026amp;type=product\"\u003eRule 1\u003c\/a\u003e R1 Citrulline delivers 3g of 100% pure L-Citrulline with nothing else added. No flavors, no sweeteners, no fillers of any kind. Just one ingredient, fully dosed, and ready to drop into any beverage, \u003ca href=\"https:\/\/fitzone.pk\/collections\/pre-workout\"\u003epre-workout\u003c\/a\u003e, protein shake, or amino drink without altering the taste of anything it is combined with. This pure L-citrulline powder mixes easily and remains completely unflavored (often searched as r1 citrulline or rule 1 citrulline).\u003c\/p\u003e\n\u003cp\u003ePart of Rule 1's Foundation Series, R1 Citrulline is designed to stand alone as a daily pump and endurance support supplement or be added into an existing stack to extend the benefits of whatever formula it is paired with. Ideal for athletes who prefer citrulline without pre-workout in Pakistan or want a stimulant-free option to customize their stack. Produced in a GMP-certified, FDA-inspected facility in the USA using premium globally sourced ingredients, every scoop carries the same quality and transparency standard Rule 1 is known for across their entire product line. 60 servings per tub. Unflavored. Now available in Pakistan through Fitzone.pk as a trusted L-citrulline supplement Pakistan athletes can rely on.\u003c\/p\u003e\n\u003ch3 id=\"heading-2\"\u003e\u003cstrong\u003eKey Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePure L-Citrulline with zero fillers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEvery serving delivers a clean 3g dose of pure L-Citrulline with no additives, no artificial sweeteners, no gums, and no flavouring agents of any kind. The formula contains only one active ingredient and Silicon Dioxide as a flow agent. What is on the label is precisely what is in the tub.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNitric oxide support and muscle pumps\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eL-Citrulline contributes directly to nitric oxide synthesis in the body. Higher nitric oxide levels promote vasodilation, increasing blood flow to working muscles during training. This supports the intense muscle fullness, surface vascularity, and skin-splitting pump that athletes and bodybuilders train for.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEndurance and performance support\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBeyond pumps, L-Citrulline supports workout endurance by reducing the accumulation of ammonia and lactic acid in muscle tissue during high-intensity exercise. This contributes to delayed fatigue onset and the ability to sustain output for longer periods across heavy compound lifts and accessory work.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUnflavored for unlimited stacking versatility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe completely unflavored formula integrates cleanly into any liquid or supplement without adding taste, sweetness, or texture. It works equally well mixed into cold water, protein shakes, pre-workout powders, BCAAs, creatine drinks, or fruit juice. No conflicts, no compromise on the flavour of the supplement it is paired with.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e60 servings for consistent long-term use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEach tub provides 60 full servings, giving athletes two full months of daily use at one scoop per day. Citrulline delivers more consistent results with regular daily supplementation, making a 60-serving tub a practical and cost-effective investment for athletes building it into a permanent stack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA in a GMP-certified facility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRule 1 Proteins manufactures its own formulas in-house in the USA, maintaining complete control over ingredient sourcing, production quality, and finished product standards. R1 Citrulline meets strict GMP-compliance and quality benchmarks from raw ingredient to sealed tub.\u003c\/p\u003e\n\u003ch3 id=\"heading-3\"\u003e\u003cstrong\u003eKey Ingredients\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eL-Citrulline (3g per serving)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA non-essential amino acid that converts to L-Arginine in the kidneys, stimulating nitric oxide synthase and driving nitric oxide production. Unlike supplemental L-Arginine, which is poorly absorbed orally, L-Citrulline bypasses liver metabolism and arrives in the bloodstream intact, making it a significantly more bioavailable and effective nitric oxide precursor. It also plays a role in the urea cycle, helping clear ammonia from muscle tissue during exercise and reducing exercise-induced fatigue.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSilicon Dioxide\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA food-grade flow agent used in minimal quantity to prevent clumping and ensure the powder flows consistently from scoop to serving. It is the only other ingredient in the formula, confirming the complete absence of fillers, sweeteners, or unnecessary additives.\u003c\/p\u003e\n\u003ch3 id=\"heading-4\"\u003e\u003cstrong\u003eHow to Use\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended serving\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMix one scoop (approximately 3.3g) with 240 to 360ml of any cold beverage or liquid workout supplement. Stir or shake until fully dissolved.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTiming\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eR1 Citrulline is best taken before or during workouts for pump and endurance support. Because it is stimulant-free, it can also be taken at any time of day without affecting sleep or energy levels.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStacking guidance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAdd directly into a pre-workout drink, protein shake, BCAA formula, or creatine solution. Because it is completely unflavored, it dissolves cleanly into any supplement without altering taste. Commonly stacked with R1 Creatine, R1 Glutamine, or an existing pre-workout formula to boost the pump and endurance component of the stack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlternative use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMixes well into sports drinks, smoothies, and fruit juices for athletes who prefer a flavoured delivery vehicle without a dedicated pre-workout product.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDaily consistency\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRegular daily use produces more consistent nitric oxide support and endurance benefits than sporadic or occasional use. Building R1 Citrulline into a daily training routine delivers better results over time.\u003c\/p\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003eCaution:\u003c\/strong\u003e Intended for healthy adults over the age of 18 only. Do not use if pregnant or nursing. Consult a qualified healthcare professional before use if you have any pre-existing medical condition or are taking any medication. Keep out of reach of children. Store in a cool, dry place.\u003c\/p\u003e\n\u003ch3 id=\"heading-5\"\u003e\u003cstrong\u003eWhy Choose Fitzone.pk\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGuaranteed authenticity\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAll supplements are sourced from verified and authorized distributors. Every tub of Rule 1 R1 Citrulline sold through Fitzone.pk is 100% original with intact, fully sealed packaging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompetitive pricing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRates aligned with the Pakistani fitness market so athletes can access a premium, single-ingredient citrulline supplement from one of the most trusted brands in sports nutrition without overpaying.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNationwide delivery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFast and reliable shipping across Pakistan including Karachi, Lahore, Islamabad, Rawalpindi, Peshawar, and beyond.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCustomer assistance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSupport available for all orders, supplement stacking guidance, and product queries from a team that understands sports nutrition.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitness-focused store\u003c\/strong\u003e A dedicated platform for genuine international supplement brands trusted by Pakistan's gym community, competitive athletes, and serious fitness enthusiasts.\u003c\/p\u003e\n\u003ch3 id=\"heading-6\"\u003e\u003cstrong\u003eOrder Now\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eOrder the L-Citrulline supplement Pakistan serious athletes and gym-goers trust for pure pump and endurance support at an affordable price from \u003ca href=\"https:\/\/fitzone.pk\/collections\/pre-workout-supplements\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eFitzone.pk\u003c\/a\u003e. Buy L-citrulline in Pakistan today from Fitzone.pk for fast delivery and full authenticity. Rule 1 R1 Citrulline delivers 60 servings of 100% pure, unflavored L-Citrulline with no fillers and no compromise, backed by full authenticity and fast nationwide delivery.\u003c\/p\u003e\n\u003ch3 id=\"heading-7\"\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is L-Citrulline and why do athletes supplement with it?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eL-Citrulline is an amino acid that the body converts to L-Arginine in the kidneys, which then stimulates nitric oxide production. Higher nitric oxide levels promote vasodilation and increased blood flow to muscles during training. Athletes supplement with it to support muscle pumps, improve blood flow, reduce exercise-induced fatigue, and extend workout endurance. It is more bioavailable than supplemental L-Arginine because it bypasses liver metabolism and enters the bloodstream more efficiently.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is Rule 1 R1 Citrulline different from citrulline malate?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e(citrulline vs citrulline malate) R1 Citrulline uses pure L-Citrulline with no malate (malic acid) bonded to it. Citrulline Malate is a combination of L-Citrulline and malic acid, where the malic acid contributes additional energy support through the Krebs cycle. Pure L-Citrulline delivers the nitric oxide and pump benefits without the malic acid component, making it a cleaner single-ingredient option for athletes who already have energy covered through a pre-workout or other supplements in their stack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen should Rule 1 R1 Citrulline be taken?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eR1 Citrulline is best taken before or during training for pump and endurance support. Because it contains no stimulants, it can be consumed at any time of day without affecting sleep quality. Most athletes add it to a pre-workout drink 20 to 30 minutes before training or sip it as part of an intra-workout formula during the session.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan Rule 1 R1 Citrulline be stacked with other supplements?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Its completely unflavored, additive-free formula makes it one of the most versatile supplements available for stacking. It can be added directly to pre-workouts, protein shakes, BCAA drinks, creatine solutions, or plain water. Particularly effective when stacked with a stimulant-based pre-workout to enhance the pump component, or with Rule 1 Creatine and Glutamine as part of a complete foundation stack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs Rule 1 R1 Citrulline original on Fitzone.pk?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFitzone.pk only stocks authentic supplements sourced directly from verified and authorized distributors. Every product is original, properly sealed, and meets full Rule 1 Proteins manufacturing and quality standards. Customers across Pakistan can order with complete confidence.\u003c\/p\u003e","brand":"Fitzone.pk","offers":[{"title":"60 Serving","offer_id":45182671421635,"sku":"AR-001161","price":8500.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0622\/6408\/2627\/files\/Front_d35752a8-7ea8-4aca-8e9e-e6b15c18367f.webp?v=1778754523","url":"https:\/\/fitzone.pk\/products\/rule-1-r1-citrulline-60-servings","provider":"Fitzone.pk","version":"1.0","type":"link"}