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?

ProOmega Junior (90 Soft Gels)* Nordic Naturals

Best Fucoidan 70% Brown Seaweed (60 vegi capsules) Doctor's Best

GSE Grapefruit Seed Extract Defense Plus (90 Tabs) NutriBiotic

Iberogast | Digestive Relief with Iberis Amara | Clown’s Mustard
Iberogast Original Formula Every Day Lowest Price 40% Discount Seacoast Vitamins Direct Price.

Vitamin D3 Complete Daily Balance (60 caps)* NutriCology

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.

Celery Seed Health Benefits
Celery Seed Extract is widely used as an effective diuretic, as well as a dietary supplement to help improve circulation and heart health.

Best Serrapeptase (40,000 Units - 270 capsules) Doctor's Best

Phenocane Curcumin (120 capsules) OxyLife

Living Green Liquid-Gel Multi for Women (90 softgels)* Irwin Naturals

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!

PRID (18 g) Hylands

Garcinia Cambogia Extract 50% HCA (90 v-caps) Top Secret Nutrition

DMAE (90 Caps) Seacoast Vitamins

Cell Forte Max3 (120 Vcaps) Enzymatic Therapy

Dong Quai Root (100 Caps) Nature's Way

Blood Builder (90 tabs)* MegaFood

Probiotic - 8 Strains - 30 Billion CFU's (60 vcaps) Healthy Origins

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

Steel Libido for Women (75 softgels)* Irwin Naturals

SoFresh Adult Flossing Toothbrush (Soft) OraMedix Inc.

L-Glutathione Reduced Setria 500 mg (60 caps) Healthy Origins

Mega Nutrient | Nature’s Way Alive Multivitamin
Alive Multi Vitamin from Nature's Way is the complete daily multivitamin containing the best ingredients from whole-food sources.

IP6 Gold Inositol Powder (14.6oz)* IP6 International

IP6 Inositol Called a Natural Cancer Fighter
IP6 Inositol Hexaphosphate has been called a "natural cancer fighter" and scientific studies suggest that it slows or reverses the growth of various forms of cancer, including breast, colon, and prostate cancers.

Zyflamend | New Chapter Zyflamend Side Effects
Zyflamend Bonus Pack