---
product_id: 279150319
title: "Life Extension D L-Phenylalanine 500 mg - Enhance Mood, Nourishing Memory, Focus & Cognitive Performance Support - Non-GMO, Gluten-Free - 100 Vegetarian Capsules"
brand: "life extension"
price: "158.36 DT"
currency: TND
in_stock: true
reviews_count: 8
category: "Life Extension"
url: https://www.desertcart.tn/products/279150319-life-extension-d-l-phenylalanine-500-mg-enhance-mood-nourishing
store_origin: TN
region: Tunisia
---

# Supports dopamine & norepinephrine Non-GMO & gluten-free purity 500mg potent amino acid Life Extension D L-Phenylalanine 500 mg - Enhance Mood, Nourishing Memory, Focus & Cognitive Performance Support - Non-GMO, Gluten-Free - 100 Vegetarian Capsules

**Brand:** life extension
**Price:** 158.36 DT
**Availability:** ✅ In Stock

## Summary

> 🧬 Elevate your mind, mood, and memory — because your brain deserves the best!

## Quick Answers

- **What is this?** Life Extension D L-Phenylalanine 500 mg - Enhance Mood, Nourishing Memory, Focus & Cognitive Performance Support - Non-GMO, Gluten-Free - 100 Vegetarian Capsules by life extension
- **How much does it cost?** 158.36 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/279150319-life-extension-d-l-phenylalanine-500-mg-enhance-mood-nourishing)

## Best For

- life extension enthusiasts

## Why This Product

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

## Key Features

- • **Clean & Pure:** Non-GMO, gluten-free, and USA-made for uncompromising quality you can trust.
- • **Mood Mastery:** Boost your brain’s feel-good neurotransmitters for a balanced, vibrant mood.
- • **Daily Brain Fuel:** Just one capsule a day to keep your cognitive edge sharp and mood elevated.
- • **Cognitive Clarity:** Fuel focus and memory with scientifically-backed phenylalanine power.
- • **Neuroprotection Boost:** Supports norepinephrine to shield brain cells from oxidative stress and inflammation.

## Overview

Life Extension D L-Phenylalanine 500 mg is a premium, vegetarian supplement designed to enhance mood, memory, focus, and overall cognitive performance. Featuring a potent amino acid that supports the production of key neurotransmitters like dopamine and norepinephrine, it promotes brain health and neuroprotection. Non-GMO, gluten-free, and manufactured in the USA, this formula offers clean, science-backed support for adults seeking to optimize mental clarity and emotional balance.

## Description

Support neurotransmitter and brain health with D, L-Phenylalanine. Studies show that supplementing with phenylalanine can help promote healthy mood. In the body, phenylalanine helps create neurotransmitters like dopamine, norepinephrine and epinephrine. Replenishing these neurotransmitters supports brain health, cognitive function, healthy mood and sleep. In the body, phenylalanine also supports norepinephrine production. Norepinephrine helps protect brain cells and supports healthy neuronal growth.

Review: 👍 - 👍
Review: Excellent - Very good

## Features

- Neurotransmitters – Phenylalanine is an amino acid. The liver converts it to L-tyrosine, which your body uses to make the neurotransmitters dopamine, norepinephrine and adrenaline.
- Mood health – Phenylalanine supplementation helps your body synthesize neurotransmitters like dopamine. Studies suggest phenylalanine promotes mood health.
- Brain health – Phenylalanine also supports norepinephrine production. Norepinephrine protects brain cells by promoting a healthy inflammatory response and inhibiting oxidative stress.
- Ingredients matter – We use only the finest raw ingredients with the purity and potency you deserve. The majority of our products are non-GMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every one.
- Live your healthiest life – We believe the answers to a healthier life are within reach, and that scientific research is the key to getting us there. That’s why so many of our formulas feature specific ingredients and amounts based on scientific studies.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00BQ1BDOY |
| ASIN  | B00BQ1BDOY |
| Additives | Amino Acid |
| Age Range Description | Adult |
| Allergen Information | Gluten Free |
| Best Sellers Rank | #18,013 in Health ( See Top 100 in Health ) #498 in Multivitamins Nutritional Supplements |
| Brand | Life Extension |
| Customer Reviews | 4.3 4.3 out of 5 stars (1,182) |
| Customer reviews | 4.3 4.3 out of 5 stars (1,182) |
| Date First Available | 21 June 2013 |
| Department  | Health and Personal Care |
| Format | Capsule |
| Is Discontinued By Manufacturer  | No |
| Item model number  | 01671 |
| Manufacturer  | Life Extension |
| Product Dimensions  | 5.33 x 5.33 x 9.3 cm; 90.72 g |
| Product Name | D, L-Phenylalanine Supplement |
| Serving Recommendation | Take one (1) capsule daily on an empty stomach |
| Units | 100 Count |
| Weight | 0.2 Kilograms |

## Product Details

- **Brand:** Life Extension
- **Diet type:** Gluten Free
- **Flavour:** Unflavored
- **Item dimensions L x W x H:** 5.3 x 5.3 x 9.3 centimeters
- **Item form:** Capsule
- **Item weight:** 91 g
- **Primary supplement type:** D, L-Phenylalanine
- **Product benefits:** Supports production of L-tyrosine, which is used to make dopamine, norepinephrine & epinephrine
- **Special ingredients:** Amino Acid
- **Unit count:** 100 Count

## Images

![Life Extension D L-Phenylalanine 500 mg - Enhance Mood, Nourishing Memory, Focus & Cognitive Performance Support - Non-GMO, Gluten-Free - 100 Vegetarian Capsules - Image 1](https://m.media-amazon.com/images/I/7166h6CJxhL.jpg)

## Questions & Answers

**Q: What is D, L-phenylalanine used for?**
A: D, L-phenylalanine is a supplement. In the body, phenylalanine converts to L-tyrosine, which converts into neurotransmitters that support promote healthy mood, sleep and cognition.

**Q: Can you take DLPA every day?**
A: You can take D, L-phenylalanine every day.

**Q: Does DLPA give you energy?**
A: D, L-phenylalanine is not intended for use as an energy supplement.

**Q: What is the difference between D, L-phenylalanine and L-phenylalanine?**
A: D, L-phenylalanine is a 50/50 mixture of its two stereoisomers, the D form and the L form. Both are readily absorbed and beneficial for health.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 👍
*by H***Z on 28 May 2024*

👍

### ⭐⭐⭐⭐⭐ Excellent
*by A***A on 1 May 2021*

Very good

### ⭐⭐⭐ Review
*by خ***R on 14 November 2023*

المادة قليلة جدا كلام علي الكلبة وكلام بنقراء لكن الاستعمال غير اتركوه كل شي كما هو

## Frequently Bought Together

- Life Extension D, L-Phenylalanine Capsules, 500 mg – Supports Mood Health, Promotes Neurotransmitter Health – Gluten-Free, Non-GMO, Vegetarian – 100 Capsules
- NOW Foods Supplements, L-Tyrosine 500 mg, Supports Mental Alertness*, Neurotransmitter Support*, 120 Capsules
- L-Theanine 200mg by Nature's Trove - 120 Vegetarian Capsules

---

## 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.tn/products/279150319-life-extension-d-l-phenylalanine-500-mg-enhance-mood-nourishing](https://www.desertcart.tn/products/279150319-life-extension-d-l-phenylalanine-500-mg-enhance-mood-nourishing)

---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-02-07*