Working...

Get Seacoast Direct

Get ready for Flu Season! Winter Wellness by Life Extension blends two amino acids, L-Cystine and L-Theanine, shown to strengthen your immune system and help keep you heathy..

Winter Wellness (60 capsules)*

Winter Wellness has been discontinued. Seacoast recommends Wellness Formula by Source Naturals.

ProGreens (Click here) Herbal Blend to keep your immune system strong.

Sorry! This item has been discontinued. See below.

Are you ready for the onslaught of seasonal winter challenges? Is your immune system prepared to keep you healthy and on your feet?

Winter Wellness by Life Extension

These two amino acids work together to strengthen your immune system and optimize immune responsiveness.

L-theanine and L-cystine are the foundation of the Winter Wellness formula by Life Extension. Taken daily, they support the immune systemâ

By Rodolfo Schneider - Flag 
Comments? Question?
Updated Jan. 15, 2018, about 8 years ago

SKU: 0739
Distributed or manufactured from Life Extension. See more Life Extension products.

*Not intended to diagnose or treat diseases or ailments, and is not reviewed by the FDA.

Uses & Indications.
  • Enhance And Balance Immune Response
Ailments & Concerns.
  • Cold And Flu Season

Compare to these:

Melatonin 10mg (60 caps)*
Melatonin 10mg (60 caps)* Life Extension


 21.00 
Life Extension
Bee Fense (60 Caps) | Defense Formula
Bee Fense (60 Caps) | Defense Formula Premier One


 12.25 
Premier One
Natural Mint Toothpaste*(4oz)
Natural Mint Toothpaste*(4oz) Life Extension


 9.50 
Life Extension

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

Questions and answers:

Explore More Products

Theanine Serene with Relora (60 tabs)*
Theanine Serene with Relora (60 tabs)* Source Naturals


 11.19 
Source Naturals
Theanine Serene with Relora (120 tabs)*
Theanine Serene with Relora (120 tabs)* Source Naturals


 20.29 
Source Naturals
True Yacon Powder (4 oz)
True Yacon Powder (4 oz) Essential Source


 24.95 
Essential Source

winter challenges wellness cystine, theanine extension immune responsiveness, stronger optimize ready seasonal
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?

PQQ Caps with BioPQQ (20mg 30 capsules)* Life Extension

MucoStop (48 caps)* EnzyMedica

Bone Renewal (150 capsules)* The Synergy Company

Vectomega | Major Advance in Omega 3 Fish Oil Products
Vectomega by Europharma. Fifty times more potent than regular fish oil products. Vectomega delivers superior bioavailability over other EPA/DHA products. Buy Direct from Seacoast.com and $ave.

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.

Taurine (1000 mg 100 capsules) Jarrow Formulas

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.

MaxiVision | Advanced Nutritional Supplements for Healthy Vision | see Ocuvite
Maxivision Whole Body Formula. Maxivision Ocular Formula. Advanced vision support including Lutein 20mg, Zeaxanthin, CoQ10, Acetyl-L-Carnitine, Green Tea Extract and Resveratrol.

Fibrovera AHS (90 capsules)* Arthur Andrew Medical

5 HTP 50 mg (60 Caps)* Lidtke

GSE Grapefruit Seed Extract Defense Plus (90 Tabs) NutriBiotic

Borage Oil (60 soft gels) Barleans Organic Oils

Vitamin A 25,000 IU Water Dispersible (100 tabs) Seacoast Vitamins

Blood Builder (90 tabs)* MegaFood

Stone Free (180 tablets)* Planetary Herbals

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!

Added Attention (16 fl.oz.) Buried Treasure

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

PRID (18 g) Hylands

MicroLingual™ Technology by Superior Source Vitamins
Superior Source Vitamins is the #1 Alternative to Hard to Swallow Pills and Capsules

Pure Factors Pro IGF T 1100 (30 ml) Pure Solutions

Cellfood Essential Silica (4 oz)* Lumina Health

Zyflamend | New Chapter Zyflamend Side Effects
Zyflamend Bonus Pack

Prostasol (80 caps)* Seacoast Natural Health

Acid A Cal (100 caps) Enzymatic Therapy

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.