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?

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

Bone Renewal (150 capsules)* The Synergy Company

SoFresh Adult Flossing Toothbrush (Soft) OraMedix Inc.

Zyflamend | New Chapter Zyflamend Side Effects
Zyflamend Bonus Pack

Ubiquinol QH-Absorb (100 mg 60 softgels) Jarrow Formulas

Preg-Natal (180 tablets) Jarrow Formulas

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.

Homocysteine Resist (60 capsules)* Life Extension

Prostate-D (30 caps)* Pure Essence Labs

Zyflamend Whole Body (120 Vegetarian Caps)* New Chapter Nutrition

PRID (18 g) Hylands

Blood Builder (90 tabs)* MegaFood

PGX Daily Singles (30 packets)* Natural Factors

Arnica montana 9C Boiron

Warrior Food Extreme Ultimate Protein Supplement - Economy Size (Vanilla 1000 g)* HealthForce Nutritionals

Sambucol Cold & Flu Fighter
Sambucol. World renowned original formula, clinically tested, virologist developed. Boost immunity. Unique black elderberry extract rich in immune supporting flavonoids. Cold & Flu Season Special.

Fresh Pressed Flaxseed Oil (12 oz) Jarrow Formulas

Dong Quai Root (100 Caps) Nature's Way

Krill Oil (60 softgels) Jarrow Formulas

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

Sen Sei Menthol Rub Christophers Original Formulas

Ubiquinol CoQ10-CF 50mg (60 Softgels) NOW Foods

Vitamin C Crystals 35 OZ(1000 powder) Carlson Labs

Healthy Prostate & Ovary (180 tabs) NutriCology

Cellfood Essential Silica (4 oz)* Lumina Health

Alive! Max Daily ( 90 tablets ) Nature's Way