---
product_id: 18492873
title: "THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules"
brand: "thorne"
price: "€ 82.74"
currency: EUR
in_stock: true
category: "Thorne"
url: https://www.desertcart.gr/products/18492873-thorne-5-htp-contains-vitamin-b6-serotonin-support-for-sleep
store_origin: GR
region: Greece
---

# Gluten, dairy & soy-free formula Supports restful sleep Boosts serotonin for mood & stress THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules

**Brand:** thorne
**Price:** € 82.74
**Availability:** ✅ In Stock

## Summary

> 🌙 Elevate your nights, empower your days — the serotonin boost you didn’t know you needed!

## Quick Answers

- **What is this?** THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules by thorne
- **How much does it cost?** € 82.74 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/18492873-thorne-5-htp-contains-vitamin-b6-serotonin-support-for-sleep)

## Best For

- thorne enthusiasts

## Why This Product

- Trusted thorne brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Clean & Pure:** Third-party certified, vegetarian, and free from gluten, dairy, and soy for clean supplementation
- • **Trusted by the Pros:** Endorsed by 100+ professional sports teams and the #1 most recommended clinical brand in the US
- • **Crush Sugar Cravings:** Formulated to help reduce sugar cravings, empowering healthier lifestyle choices*
- • **Stress Less, Live More:** Nutritional support designed to help manage daily stress and maintain a balanced mood*
- • **Rest Easy, Perform Better:** Clinically backed 5-HTP with Vitamin B6 to enhance serotonin and promote deep, restorative sleep*

## Overview

THORNE 5-HTP capsules combine 5-Hydroxytryptophan with Vitamin B6 to support serotonin production, promoting restful sleep, stress management, and reduced sugar cravings. This third-party certified, vegetarian supplement is free from gluten, dairy, and soy, trusted by top professional sports teams and health practitioners alike. Each bottle contains 90 capsules, providing 45 servings of clean, clinically respected serotonin support.

## Description

Buy THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules on desertcart.com ✓ FREE SHIPPING on qualified orders

## Features

- Sleep: Supports restful sleep*
- Stress: Nutritional support for stress*
- Cravings: Helps decrease sugar cravings*
- Positivity: Supports a healthy outlook*
- Trusted: Thorne is trusted by 100+ professional sports teams and the #1 most recommended clinical brand by consumers and health-care practitioners (Based on a 2026 independent survey of US supplement consumers and health-care practitioners)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00GDXHBS2 |
| ASIN  | B00GDXHBS2 |
| Age Range Description | Adult |
| Best Sellers Rank | #13,268 in Health & Household ( See Top 100 in Health & Household ) #9 in 5-HTP Nutritional Supplements |
| Brand Name | THORNE |
| Color | Red |
| Container Type | Bottle |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,027) |
| Date First Available  | January 11, 2004 |
| Diet Type | Vegetarian |
| Dosage Form | Capsule |
| Flavor | Unflavored |
| Global Trade Identification Number | 00693749503026 |
| Is Discontinued By Manufacturer  | No |
| Item Dimensions | 1.83 x 1.83 x 3.22 inches |
| Item Form | Capsule |
| Item Weight | 22.68 g |
| Manufacturer | Thorne Research |
| Manufacturer  | Thorne Research |
| Manufacturer Part Number | SA503-R |
| Material Features | Vegetarian |
| Material Type Free | Dairy Free, Gluten Free |
| Number of Items | 1 |
| Primary Supplement Type | Hydroxytryptophan |
| Product Benefits | Sleep Support |
| Product Dimensions  | 1.83 x 1.83 x 3.22 inches; 0.8 ounces |
| Specific Uses For Product | Laboratory |
| Total Servings Per Container | 45 |
| UPC | 693749503026 |
| Unit Count | 90 Count |

## Product Details

- **Age Range (Description):** Adult
- **Brand:** THORNE
- **Diet Type:** Vegetarian
- **Flavor:** Unflavored
- **Item Form:** Capsule
- **Item Weight:** 22.68 g
- **Item dimensions L x W x H:** 1.83 x 1.83 x 3.22 inches
- **Primary Supplement Type:** Hydroxytryptophan
- **Product Benefits:** Sleep Support
- **Unit Count:** 90 Count

## Images

![THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules - Image 1](https://m.media-amazon.com/images/I/71jQ0DQ81HL.jpg)
![THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules - Image 2](https://m.media-amazon.com/images/I/71cOsDqr70L.jpg)
![THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules - Image 3](https://m.media-amazon.com/images/I/81wkFYD5l7L.jpg)
![THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules - Image 4](https://m.media-amazon.com/images/I/81D+ZcIXj7L.jpg)
![THORNE - 5-HTP - Contains Vitamin B6 - Serotonin Support for Sleep & Stress Management* - 5-Hydroxytryptophan Supplement - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Capsules - Image 5](https://m.media-amazon.com/images/I/81f2jB6EAfL.jpg)

## Questions & Answers

**Q: What makes Thorne supplements high quality?**
A: Thorne produces high-quality supplements through rigorous testing, well-researched ingredient sourcing, and strict manufacturing standards. We avoid unnecessary additives, binders, and fillers that may interfere with nutrient absorption.

**Q: How does Thorne test its supplements for quality?**
A: To confirm the purity of our ingredients, the potency of our formulas, and the absence of all contaminants, we carry out a minimum of four rounds of testing on every product we manufacture. 100+ Thorne employees are dedicated to ensuring quality.

**Q: Are Thorne supplements clinically tested and safe?**
A: Thorne partners with researchers and conducts clinical trials to support the efficacy of our products. Our team of doctors and medical experts substantiate each ingredient in every formula based on extensive clinical research and medical literature.

**Q: Why are Thorne products more expensive than other supplements?**
A: When it comes to the health of our customers, we never settle. Thorne products may be priced higher than some others because of our commitment to quality at every step. We don’t simply meet the standard in dietary supplements — we set the standard.

**Q: Where are Thorne supplements made and where are the ingredients sourced from?**
A: Located in South Carolina, Thorne manufactures supplements in the USA using globally sourced ingredients. When it comes to ingredient sourcing, we seek out only the highest-quality ingredients, selecting each one for its purity and effectiveness.

## Frequently Bought Together

- THORNE 5-Hydroxytryptophan (5-HTP) - Serotonin Support for Sleep and Stress Management* - 90 Capsules
- THORNE PharmaGABA-100 - GABA Supplement - 100 mg Natural Source Gamma-Aminobutyric Acid - Support a Calm State of Mind and Restful Sleep* - 60 Capsules
- THORNE Theanine - 200mg of L-Theanine - Support a Healthy Stress Response, Relaxation, and Focus - Increases Brain Alpha-Wave Production* - 90 Capsules

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-07-12*