--- product_id: 528871112 title: "VitaMonk L-Theanine 400mg - Extra Large Dose of L Theanine Per Serving" brand: "vitamonk" price: "€ 41.80" currency: EUR in_stock: true reviews_count: 8 category: "Vita Monk" url: https://www.desertcart.hr/products/528871112-vitamonk-l-theanine-400mg-extra-large-dose-of-l-theanine store_origin: HR region: Croatia --- # Non-GMO, all-natural purity 400mg extra-large dose Boosts alpha brain waves VitaMonk L-Theanine 400mg - Extra Large Dose of L Theanine Per Serving **Brand:** vitamonk **Price:** € 41.80 **Availability:** ✅ In Stock ## Summary > 💡 Unlock your calm and focus with VitaMonk’s powerhouse L-Theanine! ## Quick Answers - **What is this?** VitaMonk L-Theanine 400mg - Extra Large Dose of L Theanine Per Serving by vitamonk - **How much does it cost?** € 41.80 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/528871112-vitamonk-l-theanine-400mg-extra-large-dose-of-l-theanine) ## Best For - vitamonk enthusiasts ## Why This Product - Trusted vitamonk brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Pure & Potent:** Non-GMO, third-party tested for premium quality and safety - • **Focus Like a Pro:** Enhances alpha brain waves to elevate creativity and mental clarity - • **Double the Calm Power:** 400mg per serving—2x the typical dose for amplified relaxation - • **Stress Less, Live More:** Supports balanced cortisol levels without drowsiness - • **Easy Absorption, Easy Life:** Smooth-to-swallow capsules designed for maximum bioavailability ## Overview VitaMonk L-Theanine delivers a potent 400mg dose per capsule—double or quadruple the strength of many competitors—using non-GMO, all-natural ingredients. Clinically shown to promote relaxation, reduce stress by balancing cortisol, and boost cognitive function through increased alpha brain waves, this supplement is third-party tested for purity and designed for easy absorption. Perfect for busy professionals seeking calm focus without drowsiness. ## Description Buy VitaMonk L-Theanine 400mg - Extra Large Dose of L Theanine Per Serving | L Theanine Supplement with 400mg per Serving - Extra Large Dose of Ltheanine - No Artificial Fillers; 60 Caps on desertcart.com ✓ FREE SHIPPING on qualified orders Review: Great product and value! - I love this vitamin, I use it nightly to help me sleep and relax. This is the best one I've found! Review: Peaceful sleep - Great product, extremely effective in i during sleep by quietly sliww mine brain chatter ## Features - We've developed a premium-quality Theanine supplement that contains an extra-large dose of 400mg per serving. These are 2x most other l Theanine 200mg capsules and 4x other l Theanine 100 mg capsules on the market. - Theanine is an Amino Acid found in tea leaves, particularly in green tea. It's been used for centuries to help people relax, reduce stress, and promote a sense of calm. - One of the key benefits of L-Theanine is its ability to promote relaxation and reduce stress. Cortisol is a hormone that is released in response to stress. Studies have shown that L-Theanine powder can help to maintain cortisol levels within normal range. L-Theanine can help to promote relaxation and calmness, without causing drowsiness. - Another benefit of Theanine is its ability to improve cognitive function and mental clarity. Theanine has been shown to increase alpha brain waves, which are associated with creativity, focus, and mental alertness. It's also been shown to improve memory and learning ability, making it a great choice for students or professionals who need to be at their best mentally. - At our company, we're committed to using only the highest quality, all-natural ingredients in our supplements. Our Theanine supplement is no exception. We use only non-GMO ingredients, and our capsules are easy to swallow and ensure efficient absorption. Our supplement is also third-party tested, so you can be sure you're getting a safe and effective product. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BHR4FT1G | | Age Range (Description) | Adult | | Age Range Description | Adult | | Best Sellers Rank | #158,269 in Health & Household ( See Top 100 in Health & Household ) #6,994 in Blended Vitamin & Mineral Supplements | | Brand | VitaMonk | | Brand Name | VitaMonk | | Container Type | Bottle | | Customer Reviews | 4.5 out of 5 stars 176 Reviews | | Dosage Form | Capsule | | Item Form | Capsule | | Item Weight | 0.05 kg | | Manufacturer | VitaMonk | | Manufacturer Part Number | 045079325937 | | Material Features | GMO Free | | Number of Items | 1 | | Product Benefits | Relaxation | | UPC | 045079325937 | | Unit Count | 60 Count | ## Product Details - **Age Range (Description):** Adult - **Brand:** VitaMonk - **Dosage Form:** Capsule - **Item Form:** Capsule - **Item Weight:** 0.05 kg - **Material Feature:** GMO Free - **Number of Items:** 1 - **Package Information:** Bottle - **Product Benefits:** Relaxation - **Unit Count:** 60 Count ## Images ![VitaMonk L-Theanine 400mg - Extra Large Dose of L Theanine Per Serving - Image 1](https://m.media-amazon.com/images/I/616upEQzsbL.jpg) ![VitaMonk L-Theanine 400mg - Extra Large Dose of L Theanine Per Serving - Image 2](https://m.media-amazon.com/images/I/61+U6bwkFuL.jpg) ![VitaMonk L-Theanine 400mg - Extra Large Dose of L Theanine Per Serving - Image 3](https://m.media-amazon.com/images/I/61MhwAAidiL.jpg) ![VitaMonk L-Theanine 400mg - Extra Large Dose of L Theanine Per Serving - Image 4](https://m.media-amazon.com/images/I/61VQ67y+xtL.jpg) ![VitaMonk L-Theanine 400mg - Extra Large Dose of L Theanine Per Serving - Image 5](https://m.media-amazon.com/images/I/515ochUJMUL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great product and value! *by K***E on December 18, 2025* I love this vitamin, I use it nightly to help me sleep and relax. This is the best one I've found! ### ⭐⭐⭐⭐⭐ Peaceful sleep *by T***L on October 14, 2025* Great product, extremely effective in i during sleep by quietly sliww mine brain chatter ### ⭐⭐⭐⭐⭐ Good value for price *by M***M on July 4, 2025* This is an incredible mood booster/stabilizer. Itsupposed to help the body make serotonin to balance moods and was uplifting, like all the benefits ifi 10 cups of green tea, but with no caffeine. ## Frequently Bought Together - VitaMonk L Theanine 400mg Supplement - L-Theanine 400mg with No Artificial Fillers - Extra Strength L Theanine Supplement - Ltheanine 60 Capsules - Magnesium L Threonate, Magtein™, Sleep and Cognitive Support – High Absorption – Most Bioavailable Form of Magnesium – 2,000 mg – 120 Capsules - VitaMonk Melatonin Free Sleep Aid With Magnesium, GABA, Theanine and Apigenin - Natural Sleep Aid Without Melatonin, Natural Sleep Aids for Adults, Sleeping Pills for Adults, Sleeping Aids for Adults --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/528871112-vitamonk-l-theanine-400mg-extra-large-dose-of-l-theanine](https://www.desertcart.hr/products/528871112-vitamonk-l-theanine-400mg-extra-large-dose-of-l-theanine) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-14*