Working...

Get Seacoast Direct

L-phenylalanine is an essential amino acid for brain support..
Full price 29.75
Savings 25%

D,L-Phenylalanine (100 grams powder)*

This product has been discontinued.
Seacoast recommends an excellent replacement. Click here.
Sorry! This item has been discontinued. See below.

LifeExtension- Nutritional Supplements, Antiaging, Health and Nutrition

D,L-Phenylalanine Powder

L-phenylalanine is an essential amino acid which can be converted to L-tyrosine by a complex biochemical process which takes place in the liver. 

Supplement Facts

Serving Size 1 teaspoonAmount Per ServingDL-phenylalanine2700 mgThis product contains NO sugar, yeast, wheat, gluten, corn, soy or dairy. Contains NO artificial color, sweeteners, flavors or preservatives.

By Marianne Watkins - Flag 
Comments? Question?
Updated Jul. 20, 2016, about 10 years ago

SKU: 132
UPC: 737870132103
Distributed or manufactured from Life Extension. See more Life Extension products.

Compare to these:

L-Phenylalanine (500 mg-50 tabs)*
L-Phenylalanine (500 mg-50 tabs)* Source Naturals


 5.08 
Source Naturals
D,L-Phenylalanine Plus (with Vitamin C) (100 grams powder)*
D,L-Phenylalanine Plus (with Vitamin C) (100 grams powder)* Life Extension


 19.50 
Life Extension
L-Phenylalanine (500 mg-100 tabs)*
L-Phenylalanine (500 mg-100 tabs)* Source Naturals


 9.09 
Source Naturals

Be the first to tell us your thoughts.Add your testimonial

Questions and answers:

Explore More Products

D,L-Phenylalanine (500 mg 100 vcapsules)*
D,L-Phenylalanine (500 mg 100 vcapsules)* Life Extension


 14.10 
Life Extension
D,L-Phenylalanine Plus (with Vitamin C) (100 grams powder)*
D,L-Phenylalanine Plus (with Vitamin C) (100 grams powder)* Life Extension


 19.50 
Life Extension
GABA Powder (Gamma-Amino Butyric Acid) (100 grams powder)*
GABA Powder (Gamma-Amino Butyric Acid) (100 grams powder)* Life Extension


 17.85 
Life Extension

phenylalanine2700 servingdl mgthis teaspoonamount, phenylalanine l biochemical takes, lifeextension antiaging sweeteners which
1. Statements and claims on Seacoast.com have not been evaluated by the FDA and are not intended to treat or diagnose any ailment or disease.

What interests you?

System-Six, Powerful Weight Loss Support (100 softgels) Irwin Naturals

Steel Libido for Women (75 softgels)* Irwin Naturals

Blood Builder (90 tabs)* MegaFood

Biotivia | Transmax |Potent Resveratrol Supplements
Biotivia Transmax rated best resveratrol supplement by Men's Health Magazine. On Sale. Lowest Price. Too Low to be advertised. orders@seacoastvitamins.com contact us today!

Best Ubiquinol featuring Kaneka QH(100mg 60 softgels) Doctor's Best

Floravital Iron & Herbs yeast free ( 8.5 oz) Flora Health, Floradix

Curamin (120 Caps) Terry Naturally

Pectasol-C Modified Citrus Pectin | From Fruit Peel to Cancer Fighter
PectaSol-C Modified Citrus Pectin is the most effective product available for comprehensive, natural cellular health support. Dr. Isaac Eliaz, founder Econugenics.

Skin Restoring Phytoceramides with Lipowheat (30 veggie liquid caps)* Life Extension

Histaminum hydrochloricum 9C Boiron

GSE Grapefruit Seed Extract Defense Plus (90 Tabs) NutriBiotic

Acidophilus 4 X 6 Billion (120 Caps) NOW Foods

BrainAid (60 tablets) NutriCology

Bone Renewal (150 capsules)* The Synergy Company

Homeopathic Hemorrhoid Relief (1oz) Liddell (Liddel)

Best Serrapeptase 40,000 Units (90 vegetable capsules) Doctor's Best

Zyflamend | New Chapter Zyflamend Side Effects
Zyflamend Bonus Pack

Graviola Tincture Certified Organic (2 oz.) Amazon Therapeutic Laboratories

Acetyl-L-Carnitine Arginate (90 vcaps)* Life Extension

PRID (18 g) Hylands

Bryonia alba 9C Boiron

Biotivia | Transmax |Potent Resveratrol Supplements
Biotivia Transmax rated best resveratrol supplement by Men's Health Magazine. On Sale. Lowest Price. Too Low to be advertised. orders@seacoastvitamins.com contact us today!

Fibrovera AHS (90 capsules)* Arthur Andrew Medical

Mellow Tonin (3 mg 60 capsules) Jarrow Formulas

Fresh Green Black Walnut Wormwood Complex (2 oz) NOW Foods

Lumina Health CellFood | Oxygen Therapy
Cellfood is the world's top-selling oxygen+nutrient formula sold in over 70 countries and recommended by health professionals everywhere. Celebrating 40 years of enhancing health throughout the world.