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 9 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?

Wellness Formula (120 caps)* Source Naturals

Vitamineral GREEN Capsules Version 5.3(400 v-caps)* HealthForce Nutritionals

Chandrika Soap Chandrika Soap

Blood Builder (90 tabs)* MegaFood

Alive! Whole Food Energizer, No Iron Added (90VCaps) Nature's Way

PGX Daily | Benefits, Treatments & Side Effects
PGX is the new science of appetite control. The PGX program can be a comfortable way to improve eating habits for life.

BetaMax 250 mg (120 caps) Chisolm Biological Laboratory

Blood Builder (180 tabs)* MegaFood

Best Noni Concentrate (650 mg - 150 capsules) Doctor's Best

Ideal Bowel Support 299v (30 vcaps) Jarrow Formulas

Vitamin A & Vitamin D 25000/1000 IU Water Dispersible (100 Tabs) Seacoast Vitamins

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

Dietary Supplements - Are they safe and effective?
Despite recent news reports, supplements are reasonable choices when used properly.

Tart Cherry Juice Concentrate Certified Organic (16 oz) Dynamic Health

Suprema Vitamin C Complex (100 tabs) Seacoast Vitamins

Best Acetyl L-Carnitine featuring Sigma Tau Carnitine (588 mg)(120 capsules) Doctor's Best

Stone Free (180 tablets)* Planetary Herbals

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

Grape Seed Extract Proanthodyn 100mg ( 30 tablets)* Source Naturals

ORAC-Energy Greens (60 day 364 g) Paradise Herbs

Wobenzym | Systemic Enzymes | Wobenzym N
Wobenzym N is the authentic systemic enzyme formula developed by Mucos Pharma in Germany and trusted by millions of people worldwide for over 40 years. Free Shipping on all Wobenzym orders with delivery inside the United States.

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.

Organic Wheat Grass Powder (9 oz) NOW Foods

Could Chelation Be The Answer To Defeating Autism?
Modified Citrus Pectin and Alginates are all-natural products that work in a very unique way to both chelate and eliminate heavy metals from the body.

Ipecacuanha 9C Boiron

Phenocane Curcumin (120 capsules) OxyLife