--- product_id: 685676431 title: "NatureBell L-Theanine Supplement - 400 Capsules - 400mg Max Potency Amino Acid Support - for Relaxation, Calm, and Focus - Non-Drowsy Free-Form Formula*" brand: "naturebell" price: "VT8808" currency: VUV in_stock: true reviews_count: 13 category: "Nature Bell" url: https://www.desertcart.vu/products/685676431-naturebell-l-theanine-supplement-400-capsules-400mg-max-potency-amino store_origin: VU region: Vanuatu --- # 400mg max potency per capsule 400 capsules bulk supply free-form amino acid for fast absorption NatureBell L-Theanine Supplement - 400 Capsules - 400mg Max Potency Amino Acid Support - for Relaxation, Calm, and Focus - Non-Drowsy Free-Form Formula* **Brand:** naturebell **Price:** VT8808 **Availability:** βœ… In Stock ## Summary > πŸ§˜β€β™‚οΈ Elevate your calm, sharpen your focus β€” all day, every day. ## Quick Answers - **What is this?** NatureBell L-Theanine Supplement - 400 Capsules - 400mg Max Potency Amino Acid Support - for Relaxation, Calm, and Focus - Non-Drowsy Free-Form Formula* by naturebell - **How much does it cost?** VT8808 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/685676431-naturebell-l-theanine-supplement-400-capsules-400mg-max-potency-amino) ## Best For - naturebell enthusiasts ## Why This Product - Trusted naturebell brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Long-Lasting Supply:** 400 capsules mean fewer reorders and unbeatable value - β€’ **Versatile Daily Use:** Perfect for pairing with coffee or unwinding at night - β€’ **Clean & Pure Formula:** Non-GMO, gluten-free, soy-free, and third-party tested for quality - β€’ **Smooth Stress Relief:** Supports balanced calmness without sedation or crash - β€’ **Power-Packed Calm Focus:** 400mg L-Theanine delivers potent, non-drowsy mental clarity ## Overview NatureBell L-Theanine Supplement offers a high-potency 400mg dose per capsule in a massive 400-count bottle, providing fast-absorbing, free-form amino acid support for relaxation, calm, and focus without drowsiness. Third-party tested and free from common allergens, it’s designed for professionals seeking sustained mental balance and stress relief with clean, pure ingredients. ## Description Buy NatureBell L-Theanine Supplement - 400 Capsules - 400mg Max Potency Amino Acid Support - for Relaxation, Calm, and Focus - Non-Drowsy Free-Form Formula* on desertcart.com βœ“ FREE SHIPPING on qualified orders Review: Calm Focus, Big Supply, Real Results - ⭐️⭐️⭐️⭐️⭐️ Calm Focus, Big Supply, Real Results The Double Strength L-Theanine supplement is an excellent option if you want maximum potency and long-term value. With 400 mg per serving and 400 capsules, this isn’t just a supplement β€” it’s a serious stock-up solution for daily mental balance. I take one capsule when I need to dial in my focus without the caffeine edge, or in the evening when my mind needs to unwind without feeling sleepy. The effect is clean, subtle, and natural: less mental noise, smoother stress response, and a relaxed clarity that lets you stay productive without feeling wired. Unlike many lower-dose options, the 400 mg strength actually feels meaningful β€” especially for high-stress days or pairing with coffee to soften jitters while keeping alertness. No strange taste, no stomach upset, no crash. Just consistent cognitive support that feels gentle and effective. One of the biggest wins is the capsule count. With 400 in the bottle, I don’t have to reorder every month, which saves money and hassle. Packaging was secure and freshness intact. Great for anyone serious about mood support and nootropic supplementation. Top benefits I’ve noticed: 🧘 Reduced stress, no drowsy feeling 🧠 Better balanced focus and calm attention β˜• Helps smooth caffeine side effects πŸŒ™ Supports relaxation at night πŸ“† Huge supply lasts a long time Pros: βœ” 400 mg = high, effective dosage βœ” 400 capsules = unbeatable bulk value βœ” Supports calm focus without sedation βœ” No bad aftertaste or side effects βœ” Great for coffee pairing or evening use βœ” Ideal for long-term daily routines Cons: β€’ Because it’s higher potency, beginners may want to start slowly to find their ideal dose β€” but if you already use L-Theanine, this strength is a total win. If you want a strong, clean, and reliable nootropic for calm focus and stress support, this is it. Incredible value, great potency, and smooth results that genuinely improve the day. I’ll keep this in my routine! πŸ‘ Double Strength L Theanine 400mg, 400 Capsules Review: Good product - Fresh and worked as expected. Good product ## Features - Max Potency Support: NatureBell L-Theanine supplement delivers 400mg per serving to support daily calmness, relaxation, and lasting focus* - Daily Calmness Support: This calming supplement* provides pure L-theanine to help encourage a sense of ease and balanced wellness without drowsiness* - Fast Absorbing Amino Acid: Features free-form L-theanine, a naturally occurring amino acid designed for efficient absorption and everyday amino acid support - Third-Party Tested: These capsules are third-party lab tested for quality and potency; they are also non-GMO, gluten-free, soy-free, dairy-free, wheat-free, egg-free, and peanut-free - Pure, High-Quality Ingredients: At NatureBell, we use only the finest ingredients to help support you on your health and wellness journey ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DDCW97QV | | ASIN | B0DDCW97QV | | Age Range Description | Adult | | Best Sellers Rank | #30,596 in Health & Household ( See Top 100 in Health & Household ) #470 in Amino Acid Nutritional Supplements | | Brand Name | NatureBell | | Customer Reviews | 4.7 4.7 out of 5 stars (533) | | Date First Available | August 16, 2024 | | Flavor | Unflavored | | Item Dimensions | 6.14 x 2.99 x 2.91 inches | | Item Form | Capsule | | Item Weight | 4 Ounces | | Manufacturer | NatureBell | | Manufacturer | NatureBell | | Manufacturer Part Number | BA-NB-LT400C | | Number of Items | 1 | | Primary Supplement Type | nutritionalsupplement | | Product Benefits | amino-acids | | Product Dimensions | 6.14 x 2.99 x 2.91 inches; 4 ounces | | Specific Uses For Product | amino-acids | | UPC | 850062082250 | | Unit Count | 400.00 Count | ## Product Details - **Age Range (Description):** Adult - **Brand:** NatureBell - **Flavor:** Unflavored - **Item Form:** Capsule - **Item Weight:** 4 Ounces - **Item dimensions L x W x H:** 6.14 x 2.99 x 2.91 inches - **Number of Items:** 1 - **Primary Supplement Type:** nutritionalsupplement - **Product Benefits:** amino-acids - **Unit Count:** 400.00 Count ## Images ![NatureBell L-Theanine Supplement - 400 Capsules - 400mg Max Potency Amino Acid Support - for Relaxation, Calm, and Focus - Non-Drowsy Free-Form Formula* - Image 1](https://m.media-amazon.com/images/I/71we7uosnIL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Calm Focus, Big Supply, Real Results *by J***D on November 29, 2025* ⭐️⭐️⭐️⭐️⭐️ Calm Focus, Big Supply, Real Results The Double Strength L-Theanine supplement is an excellent option if you want maximum potency and long-term value. With 400 mg per serving and 400 capsules, this isn’t just a supplement β€” it’s a serious stock-up solution for daily mental balance. I take one capsule when I need to dial in my focus without the caffeine edge, or in the evening when my mind needs to unwind without feeling sleepy. The effect is clean, subtle, and natural: less mental noise, smoother stress response, and a relaxed clarity that lets you stay productive without feeling wired. Unlike many lower-dose options, the 400 mg strength actually feels meaningful β€” especially for high-stress days or pairing with coffee to soften jitters while keeping alertness. No strange taste, no stomach upset, no crash. Just consistent cognitive support that feels gentle and effective. One of the biggest wins is the capsule count. With 400 in the bottle, I don’t have to reorder every month, which saves money and hassle. Packaging was secure and freshness intact. Great for anyone serious about mood support and nootropic supplementation. Top benefits I’ve noticed: 🧘 Reduced stress, no drowsy feeling 🧠 Better balanced focus and calm attention β˜• Helps smooth caffeine side effects πŸŒ™ Supports relaxation at night πŸ“† Huge supply lasts a long time Pros: βœ” 400 mg = high, effective dosage βœ” 400 capsules = unbeatable bulk value βœ” Supports calm focus without sedation βœ” No bad aftertaste or side effects βœ” Great for coffee pairing or evening use βœ” Ideal for long-term daily routines Cons: β€’ Because it’s higher potency, beginners may want to start slowly to find their ideal dose β€” but if you already use L-Theanine, this strength is a total win. If you want a strong, clean, and reliable nootropic for calm focus and stress support, this is it. Incredible value, great potency, and smooth results that genuinely improve the day. I’ll keep this in my routine! πŸ‘ Double Strength L Theanine 400mg, 400 Capsules ### ⭐⭐⭐⭐⭐ Good product *by L***G on February 23, 2026* Fresh and worked as expected. Good product ### ⭐⭐⭐⭐⭐ . *by D***R on February 9, 2026* Fair deal ## Frequently Bought Together - L-Theanine Supplement 400mg Per Serving, 400 Capsules | Max Potency Relaxation & Focus Support – Bioavailable Free Form – Natural Amino Acid – Non-Drowsy – Non-GMO - Magnesium Glycinate Capsules 500mg | 240 Count, 100% Chelated & Purified, 3rd Party Tested, Non-GMO & Gluten Free - L Tyrosine Supplement, 1,500mg Per Serving, 240 Capsules | Essential Amino Acids – Brain Health Support for Memory, Cognitive Health, and Mental Alertness – Non-GMO --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/685676431-naturebell-l-theanine-supplement-400-capsules-400mg-max-potency-amino](https://www.desertcart.vu/products/685676431-naturebell-l-theanine-supplement-400-capsules-400mg-max-potency-amino) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-07*