--- product_id: 578056001 title: "Vinco L-Theanine Supplement - 400mg x 120 High Strength L Theanine Capsules - 99%+ Purity - Supports Sleep & Relaxation - Non-GMO & Gluten Free - Made in The UK" brand: "vinco supplements" price: "โ‚ฌ 29.23" currency: EUR in_stock: true reviews_count: 8 category: "Vinco Supplements" url: https://www.desertcart.hr/products/578056001-vinco-l-theanine-supplement-400mg-x-120-high-strength-l store_origin: HR region: Croatia --- # 99%+ purity, vegan & non-GMO 400mg pure L-Theanine per capsule Made in GMP-certified UK facility Vinco L-Theanine Supplement - 400mg x 120 High Strength L Theanine Capsules - 99%+ Purity - Supports Sleep & Relaxation - Non-GMO & Gluten Free - Made in The UK **Brand:** vinco supplements **Price:** โ‚ฌ 29.23 **Availability:** โœ… In Stock ## Summary > ๐Ÿ’ผ Elevate your focus and calmโ€”because your hustle deserves the best. ## Quick Answers - **What is this?** Vinco L-Theanine Supplement - 400mg x 120 High Strength L Theanine Capsules - 99%+ Purity - Supports Sleep & Relaxation - Non-GMO & Gluten Free - Made in The UK by vinco supplements - **How much does it cost?** โ‚ฌ 29.23 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/578056001-vinco-l-theanine-supplement-400mg-x-120-high-strength-l) ## Best For - vinco supplements enthusiasts ## Why This Product - Trusted vinco supplements brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - โ€ข **120 Capsules of Calm:** A 4-month supply designed to seamlessly fit your daily wellness routine. - โ€ข **UK Quality You Can Trust:** Crafted in GMP-certified British labs ensuring top-tier purity and safety. - โ€ข **Clean & Conscious Formula:** Vegan, gluten-free, and GMO-free for guilt-free wellness. - โ€ข **Stress Less, Achieve More:** Promotes calm alertness to power through your busiest days without drowsiness. - โ€ข **Laser-Sharp Focus, Naturally:** 400mg of premium L-Theanine fuels your mental clarity without jitters. ## Overview Vinco L-Theanine Supplement delivers a potent 400mg dose of 99%+ pure L-Theanine per capsule, sourced from green tea extract. Manufactured in GMP-certified UK facilities, this vegan, gluten-free, and non-GMO formula supports mental clarity, stress management, and relaxation without sedation. With 120 capsules per bottle, it offers a convenient, high-quality solution for professionals seeking natural cognitive and wellness support. ## Description Proudly made in the UK, our quality, scientifically-backed supplements are made to support your wellness journey. We use clean, vegan, gluten-free, and GMO-free ingredients to create ethical, effective products you can trust. Our commitment to quality, transparency, and inclusivity ensures that everyone can achieve their best self with Vinco. What makes our products unique? The important element of supplementation is ingredients. This is why we use locally sourced premium ingredients that work for you, Our products are made with you (and our planet) in mind. Why we love what we do? We take pride in providing premium supplements, so you can focus on what really matters: your health and well-being. How do I know which supplement is right for me? We provide detailed information on each product page, including benefits, ingredients, and usage instructions. If you need more guidance, feel free to contact our team. What makes our products unique? The important element of supplementation is ingredients. This is why we use locally sourced premium ingredients that work for you, Our products are made with you (and our planet) in mind. Why we love what we do? We take pride in providing premium supplements, so you can focus on what really matters: your health and well-being. How do I know which supplement is right for me? We provide detailed information on each product page, including benefits, ingredients, and usage instructions. If you need more guidance, feel free to contact our team. Vinco Best Sellers Visit the store Vinco Best Sellers Visit the store Cleanse & Balance with Vinco We formulated a natural blend to maintain digestion & balance, reduce bloating. Made in GMP-certified facilities for a healthier you. Cleanse & Balance with Vinco We formulated a natural blend to maintain digestion & balance, reduce bloating. Made in GMP-certified facilities for a healthier you. Vinco Dietry Supplements Visit the store Vinco Dietry Supplements Vinco Food Supplements Visit the store Vinco Food Supplements Explore Our Range Visit the store Explore Our Range Explore what your body needs. Visit the store Explore what your body needs. Explore our Health Essentials Visit the store Explore our Health Essentials Vitamins & Immunity Support Visit the store Vitamins & Immunity Support Digestive, Detox & Gut Health Visit the store Digestive, Detox & Gut Health Heart, Energy & Performance Visit the store Heart, Energy & Performance Focus, Detox & Daily Wellness Visit the store Focus, Detox & Daily Wellness Review: Satisfactory - Helps me relax at night with magnesium glycine to get a decent night's sleep! Review: Excellent for our bodies need to repair itself as well as many other benefits to fight free radicals - This supplement is excellent ,really great for deep sleep ,best sleep i have had in ages would greatly recommend this product for far more benefits besides great sleep ## Features - ๐‚๐ฅ๐š๐ซ๐ข๐ญ๐ฒ ๐š๐ง๐ ๐…๐จ๐œ๐ฎ๐ฌ: Experience the power of L-Theanine in its purest form. Our carefully formulated L-Theanine 400mg capsules support mental clarity, helping you stay alert without overstimulation. Sourced from green tea extract, this supplement is a natural way to maintain focus during demanding tasks. - ๐๐ฎ๐š๐ฅ๐ข๐ญ๐ฒ ๐…๐จ๐ซ๐ฆ๐ฎ๐ฅ๐š: Our L-Theanine capsules are made in Britainโ€™s GMP-certified facilities, ensuring standards of quality. Free from GMOs, artificial fillers, and preservatives, this green tea supplement is also vegan-friendly and gluten-free. Choose a formula that prioritises purity and effectiveness. - ๐’๐ฎ๐ฉ๐ž๐ซ๐ข๐จ๐ซ ๐€๐›๐ฌ๐จ๐ซ๐ฉ๐ญ๐ข๐จ๐ง: Each serving of our L-Theanine 400mg capsules is optimised for enhanced bioavailability, meaning your body absorbs the key nutrients more efficiently. Unlike standard fatigue supplements, our formula delivers the goodness of green tea capsules in an easy-to-take form. - ๐’๐ญ๐ซ๐ž๐ฌ๐ฌ ๐Œ๐š๐ง๐š๐ ๐ž๐ฆ๐ž๐ง๐ญ: Busy schedules and demanding days call for reliable stress relief solutions. Our expertly made L-Theanine supplement helps you stay composed, making it a great addition to your daily wellness routine. Unlike typical sleeping tablets, it promotes calmness without drowsiness. - ๐‚๐ฎ๐ฌ๐ญ๐จ๐ฆ๐ž๐ซ ๐’๐š๐ญ๐ข๐ฌ๐Ÿ๐š๐œ๐ญ๐ข๐จ๐ง: At Vinco Supplements, we prioritise quality and customer experience. Our L-Theanine capsules are produced with care, meeting strict UK safety regulations. Whether youโ€™re exploring GABA supplements UK or seeking stress relief, our formula is designed with your well-being in mind. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CK581PC7 | | Age Range Description | Adult | | Allergen Information | Contains: Dairy Free, Gelatin Free, Gluten Free, Lactose Free | | Benefits | Stress Relief | | Best Sellers Rank | 7,846 in Health & Personal Care ( See Top 100 in Health & Personal Care ) 49 in Stress & Anxiety Relief | | Brand | Vinco Supplements | | Brand Name | Vinco Supplements | | Container Type | Bottle | | Customer Reviews | 4.5 out of 5 stars 116 Reviews | | Dosage Form | Capsule | | Flavour | Unflavoured | | Included Components | L-Theanine | | Item Dimensions | 45 x 45 x 96 millimetres | | Item Form | Capsule | | Item Nype Name | L-Theanine Supplement | | Item Weight | 0.09 Kilograms | | Item form | Capsule | | Item weight | 0.09 Kilograms | | Manufacturer | Vinco Supplements | | Manufacturer Part Number | L-Theanine | | Material Features | Gluten Free, GMO Free, Vegan | | Model Number | 59821700 | | Number of Items | 1 | | Primary Supplement Type | L-Theanine | | Primary supplement type | L-Theanine | | Special Ingredients | L-Theanine | | Unit Count | 120.00 count | | Unit count | 120.00 count | ## Product Details - **Brand:** Vinco Supplements - **Flavour:** Unflavoured - **Primary supplement type:** L-Theanine - **Unit count:** 120.00 Count - **Item form:** Capsule - **Item weight:** 0.09 Kilograms - **Item dimensions L x W x H:** 45 x 45 x 96 millimetres - **Special ingredients:** L-Theanine - **Product benefits:** Stress Relief - **Age range (description):** Adult ## Images ![Vinco L-Theanine Supplement - 400mg x 120 High Strength L Theanine Capsules - 99%+ Purity - Supports Sleep & Relaxation - Non-GMO & Gluten Free - Made in The UK - Image 1](https://m.media-amazon.com/images/I/61Vy1JqExNL.jpg) ## Questions & Answers **Q: What is L-Theanine and how does it support mental clarity?** A: L-Theanine is a natural compound from green tea that promotes focus and mental clarity without causing overstimulation. **Q: Is your L-Theanine supplement suitable for vegans and those with dietary restrictions?** A: Yes, our L-Theanine capsules are vegan-friendly, gluten-free, and free from GMOs, artificial fillers, and preservatives. **Q: How does L-Theanine help with stress management?** A: L-Theanine supports relaxation and helps manage stress without causing drowsiness, making it ideal for daily use. **Q: Where are your L-Theanine supplements manufactured?** A: Our L-Theanine supplements are crafted in GMP-certified UK facilities to ensure premium quality and safety. ## Customer Reviews ### โญโญโญโญโญ Satisfactory *by S***N on 4 March 2026* Helps me relax at night with magnesium glycine to get a decent night's sleep! ### โญโญโญโญโญ Excellent for our bodies need to repair itself as well as many other benefits to fight free radicals *by P***N on 4 June 2025* This supplement is excellent ,really great for deep sleep ,best sleep i have had in ages would greatly recommend this product for far more benefits besides great sleep ### โญโญโญโญโญ Great *by M***N on 15 September 2025* Great. Calms me down at bedtime. ## Frequently Bought Together - Vinco L-Theanine Supplement - 400mg x 120 High Strength L Theanine Capsules - 99%+ Purity - Supports Sleep & Relaxation - Non-GMO & Gluten Free - Made in The UK - Vinco Apigenin 100mg Supplement - 120 Sleep Capsules for Better Relaxation, 99%+ Pure Natural Formula - NAD Booster, Apigenin Sleep Supplements, Natural Sleep Aid for Adults - Made in The UK - Vinco Magteinยฎ Magnesium L-Threonate Supplement - 120 High Strength Magnesium L Threonate Capsules - 2000mg Bioavailable Form of Magnesium per Serving - Non-GMO & Gluten Free โ€“ Made in The UK --- ## Why Shop on Desertcart? - ๐Ÿ›’ **Trusted by 1.3+ Million Shoppers** โ€” Serving international shoppers since 2016 - ๐ŸŒ **Shop Globally** โ€” Access 737+ million products across 21 categories - ๐Ÿ’ฐ **No Hidden Fees** โ€” All customs, duties, and taxes included in the price - ๐Ÿ”„ **15-Day Free Returns** โ€” Hassle-free returns (30 days for PRO members) - ๐Ÿ”’ **Secure Payments** โ€” Trusted payment options with buyer protection - โญ **TrustPilot Rated 4.5/5** โ€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/578056001-vinco-l-theanine-supplement-400mg-x-120-high-strength-l](https://www.desertcart.hr/products/578056001-vinco-l-theanine-supplement-400mg-x-120-high-strength-l) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-15*