--- product_id: 6839415 title: "Source Naturals L-Tryptophan, for Mood, Relaxation, and Sleep*, 500mg - 120 Tablets" brand: "source naturals" price: "25601CFA" currency: XOF in_stock: true category: "Source Naturals" url: https://www.desertcart.sn/products/6839415-source-naturals-l-tryptophan-for-mood-relaxation-and-sleep-500mg store_origin: SN region: Senegal --- # 500mg pure L-Tryptophan per tablet Supports restful sleep cycles Boosts serotonin & melatonin synthesis Source Naturals L-Tryptophan, for Mood, Relaxation, and Sleep*, 500mg - 120 Tablets **Brand:** source naturals **Price:** 25601CFA **Availability:** ✅ In Stock ## Summary > 🌙 Elevate your nights, empower your days — naturally. ## Quick Answers - **What is this?** Source Naturals L-Tryptophan, for Mood, Relaxation, and Sleep*, 500mg - 120 Tablets by source naturals - **How much does it cost?** 25601CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/6839415-source-naturals-l-tryptophan-for-mood-relaxation-and-sleep-500mg) ## Best For - source naturals enthusiasts ## Why This Product - Trusted source naturals brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Sleep Like a Pro:** Clinically backed 500mg dose promotes melatonin production for deeper, more restorative sleep. - • **Clean & Pure Formula:** Sugar-free, yeast-free, and uncoated tablets designed for optimal absorption and minimal additives. - • **Trusted Legacy Since 1982:** Over 40 years of quality assurance with cGMP and FDA-compliant manufacturing standards. - • **Mood & Relaxation Amplified:** Harness the power of L-Tryptophan to naturally elevate serotonin levels and ease daily stress. - • **Flexible Dosing for Your Lifestyle:** Take 1 tablet thrice daily or 3 before bed to customize your mood and sleep support. ## Overview Source Naturals L-Tryptophan delivers a potent 500mg dose of this essential amino acid per tablet, supporting natural serotonin and melatonin production to enhance mood, reduce stress, and improve sleep quality. Manufactured under strict FDA and cGMP guidelines, this sugar-free, yeast-free supplement offers a trusted, clean formula with over 40 years of proven efficacy. ## Description Buy Source Naturals L-Tryptophan, for Mood, Relaxation, and Sleep*, 500mg - 120 Tablets on desertcart.com ✓ FREE SHIPPING on qualified orders ## Features - The essential amino acid L-tryptophan is the precursor of two natural compounds of great importance.* - It plays a part in the synthesis of both melatonin and serotonin, hormones involved with mood and stress response and sleep/wake cycles.* - Suggested Use: 1 tablet three times daily, between meals and preferably with fruit juice. To support restful sleep, take 3 tablets before bed. - Over 40 Years of Trust. Source Naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health. - Manufactured under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration (FDA). ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000GFHPNY | | ASIN | B000GFHPNY | | Age Range Description | Adult | | Best Sellers Rank | #59,635 in Health & Household ( See Top 100 in Health & Household ) #2,268 in Blended Vitamin & Mineral Supplements #3,018 in Sales & Deals | | Brand Name | Source Naturals | | Color | Color.value | | Container Type | Bottle | | Customer Reviews | 4.5 4.5 out of 5 stars (426) | | Date First Available | November 22, 2004 | | Department | Health and Beauty>Health and Wellness | | Dosage Form | Tablet | | Flavor | Unflavored | | Global Trade Identification Number | 00021078019800 | | Is Discontinued By Manufacturer | No | | Item Dimensions | 2.21 x 2.21 x 3.94 inches | | Item Form | Tablet | | Item Weight | 3.68 ounces | | Item model number | SN1980 | | Manufacturer | Source Naturals | | Manufacturer | Source Naturals | | Manufacturer Part Number | SN1980 | | Material Features | Sugar Free, Yeast Free | | Model Name | L-Tryptophan, for Mood, Relaxation, and Sleep*, 500mg Tablets | | Model Number | SN1980 | | Number of Items | 1 | | Pill Coating | Uncoated | | Primary Supplement Type | L-Tryptophan | | Product Benefits | Sleep Support | | Product Dimensions | 2.21 x 2.21 x 3.94 inches; 3.68 ounces | | Special Ingredients | L-Tryptophan | | Supplement Formulation | Individual Supplement | | Total Servings Per Container | 40.0 | | UPC | 021078019800 | | Unit Count | 120.0 Count | ## Product Details - **Age Range (Description):** Adult - **Brand:** Source Naturals - **Flavor:** Unflavored - **Item Form:** Tablet - **Item Weight:** 3.68 ounces - **Item dimensions L x W x H:** 2.21 x 2.21 x 3.94 inches - **Primary Supplement Type:** L-Tryptophan - **Product Benefits:** Sleep Support - **Special Ingredients:** L-Tryptophan - **Unit Count:** 120.0 Count ## Images ![Source Naturals L-Tryptophan, for Mood, Relaxation, and Sleep*, 500mg - 120 Tablets - Image 1](https://m.media-amazon.com/images/I/71MGU8Y5PeL.jpg) ## Available Options This product comes in different **Size, Item Package Quantity** options. --- ## 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.sn/products/6839415-source-naturals-l-tryptophan-for-mood-relaxation-and-sleep-500mg](https://www.desertcart.sn/products/6839415-source-naturals-l-tryptophan-for-mood-relaxation-and-sleep-500mg) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-07-10*