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

Blood Builder (90 tabs)* MegaFood

Bryonia alba 9C Boiron

Happy Camper, 120 Veggie Caps Natural Balance

Phenocane Curcumin (120 capsules) OxyLife

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.

RevitalX & Detoxitech | 7 Day Nutritional Cleansing Program* Natural Factors

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

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.

Betaine HCI (120 Caps) NOW Foods

Lung Bronchial and Sinus Health (90 tabs)* Natural Factors

Vitamin D3 (2500 IU 100 softgels) Jarrow Formulas

Steel Libido for Women (75 softgels)* Irwin Naturals

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

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.

Borage Oil (60 soft gels) Barleans Organic Oils

Bone-Up (240 capsules) Jarrow Formulas

Hunger Caps Appetite Control | Saffron Extract (60 capsules)* Re-Body

BetaMax 250 mg (120 caps) Chisolm Biological Laboratory

Sunny Mood (75 soft gels) Irwin Naturals

Tri-Cleanse Internal Cleanser (10 oz)* Planetary Herbals

Revivin (350mg 120 capsules) Chi's Enterprise

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

Curamin (120 Caps) Terry Naturally

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

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