{"product_id":"l-theanine-400mg-supplement-calm-focus-liver-support","title":"L-Theanine 400mg Supplement - Calm, Focus \u0026 Liver Support","description":"\u003cp\u003eIn this review the reviewer examines a high-dose L-theanine supplement formulated to promote calm and improve sleep quality without causing drowsiness. Intended for people who experience occasional stress, nervous irritability from overwork, or unwanted caffeine side effects, the product's single biggest reason to buy is its 400mg serving of patented Suntheanine L-theanine, which clinical research and customer reports link to improved relaxation and better sleep patterns while remaining non-sedating.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh potency:\u003c\/strong\u003e Each serving delivers 400mg of Suntheanine L-theanine to provide a concentrated amino acid dose associated with relaxation benefits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePromotes calm without drowsiness:\u003c\/strong\u003e Formulation aims to reduce stress and nervous irritability while keeping users alert and functional during the day.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePatent-backed ingredient:\u003c\/strong\u003e The L-theanine used is protected by patents that reflect documented positive effects in human studies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMay support liver health:\u003c\/strong\u003e The product description notes potential liver support, adding a secondary benefit beyond relaxation and focus.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaffeine side effect support:\u003c\/strong\u003e Human studies suggest the amino acid can reduce negative effects from caffeine and may aid concentration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAllergen-free formulation:\u003c\/strong\u003e Manufactured without wheat, gluten, soy, dairy, nuts, shellfish, or artificial preservatives to suit sensitive users.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis supplement is best suited to adults looking for targeted stress relief and improved sleep quality without sedation, particularly those who already use caffeine and want to blunt jittery side effects. It also fits users who prefer supplements free of common allergens and animal products.\u003c\/p\u003e\n\u003cp\u003ePeople seeking a broad multivitamin, those under medical supervision for serious liver or psychiatric conditions, or anyone sensitive to high single doses of amino acids should consult a clinician before use and may want to look elsewhere for a multi-ingredient sleep formula.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh 400mg dose of patented Suntheanine provides a concentrated option for stress and relaxation support.\u003c\/li\u003e\n\u003cli\u003eConsumers report improvements in sleep quality and reduced nervous irritability without drowsiness.\u003c\/li\u003e\n\u003cli\u003eFormulated without common allergens, artificial preservatives, or animal-derived ingredients for broader compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSingle-ingredient focus means users seeking added vitamins or herbal sleep aids must combine products or choose a different formula.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eXYMOGEN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActive ingredient\u003c\/td\u003e\n\u003ctd\u003eSuntheanine L-theanine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eServing dose\u003c\/td\u003e\n\u003ctd\u003e400mg per serving\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003eCapsules (120 capsules per bottle)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAllergen exclusions\u003c\/td\u003e\n\u003ctd\u003eWheat, gluten, corn, yeast, soy, dairy, nuts, shellfish, fish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTarget benefits\u003c\/td\u003e\n\u003ctd\u003eCalm, relaxation, sleep quality, liver support, reduced caffeine side effects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThis 400mg L-theanine supplement is a focused, practitioner-trusted option for adults who need reliable relaxation and improved sleep quality without sedation. Given the patented ingredient, allergen-free formula, and reported sleep benefits, it represents good value for users wanting a single, high-potency amino acid product rather than a multi-ingredient sleep complex.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this make me sleepy?\u003c\/strong\u003e\u003cbr\u003eAnswer: The formula is designed to promote calm without drowsiness, and many users report relaxed alertness rather than sleepiness.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it help with caffeine jitters?\u003c\/strong\u003e\u003cbr\u003eAnswer: Human studies cited for the ingredient suggest it may reduce negative side effects associated with caffeine and support concentration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it free of common allergens?\u003c\/strong\u003e\u003cbr\u003eAnswer: Yes, the product is formulated to exclude wheat, gluten, soy, dairy, nuts, shellfish, and artificial preservatives.\u003c\/p\u003e","brand":"XYMOGEN","offers":[{"title":"Default Title","offer_id":48249662636251,"sku":"B00EZ8Q4WQ","price":87.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/5189gTRxzOL._AC_SL1500.jpg?v=1771103098","url":"https:\/\/gearmusthave.com\/products\/l-theanine-400mg-supplement-calm-focus-liver-support","provider":"GearMustHave","version":"1.0","type":"link"}