Life Extension D, L-Phenylalanine Capsules, 500 mg – Supports Mood Health, Promotes Neurotransmitter Health – Gluten-Free, Non-GMO, Vegetarian – 100 Capsules
- 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.
| Product Benefits | Supports Healthy Cognitive Function, Helps Promote Healthy Mood & Sleep, Provides Protection For Brain Cells, Supports Production Of L-Tyrosine, Which Is Used To Make Dopamine, Norepinephrine & Epinephrine See More |
| Primary Supplement Type | D, L-Phenylalanine |
| Ingredients | D, Vegetable Stearate, Microcrystalline Cellulose., L-Phenylalanine 500 Mg Other Ingredients: Vegetable Cellulose (capsule) |
| Special Ingredients | D, L-Phenylalanine |
| Expiry Date | Apr 2027 |
| Diet Type | Vegetarian |
| Item Dimensions L X W X H | 2.1 X 2.1 X 3.66 Inches |
| Flavor | Unflavored |
| Item Form | Capsule |
| Unit Count | 100 Count |
| Product Type | Nutritional Supplement |
| Item Weight | 0.2 Pounds |
| Brand | Life Extension |
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SKU |
BRSWIEAYOIFRAFTU |
Category |
Vitamins, Minerals & Supplements , Blended Vitamin & Mineral Supplements |
Tags |
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.
Important information
Safety Information
Do not use if you have phenylketonuria. Warnings KEEP OUT OF REACH OF CHILDREN DO NOT EXCEED RECOMMENDED DOSE Do not purchase if outer seal is broken or damaged. When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating. To report a serious adverse event or obtain product information, contact 1-866-280-2852.
Ingredients
D,L-phenylalanine 500 mg Other ingredients: vegetable cellulose (capsule), vegetable stearate, microcrystalline cellulose.
Directions
Take one (1) capsule daily on an empty stomach in the morning, or as recommended by a healthcare practitioner. Best utilized if taken with the co-factors vitamins B6 and C.
Legal Disclaimer
Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Product Dimensions
2.1 x 2.1 x 3.66 inches; 3.2 ounces
Shipping & Delivery
At Nutricity, we aim to deliver your order as quickly and safely as possible.
Domestic Shipping :
Orders are typically delivered within 3–6 business days.
International Shipping:
Estimated delivery time is 12–26 business days, depending on the destination and customs processing.
You will receive a tracking number once your order has been dispatched. Delivery times may vary during holidays or due to unforeseen delays.









