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?

Hawthorn Heart (120 tabs) Planetary Herbals

Blood Builder (90 tabs)* MegaFood

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.

Cimi-Fem, Black Cohosh Sublingual (80 mg 120 tabs)* Source Naturals

Herbal ADRENergize (60 veg caps) Enzymatic Therapy

Raspberry Ketone Rapid Weight Loss Catalyst (100 mg, 2 oz) Essential Source

Curamin (120 Caps) Terry Naturally

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

AnxioCalm (45 tablets) Terry Naturally

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.

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

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

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

Zyflamend | New Chapter Zyflamend Side Effects
Zyflamend Bonus Pack

OREGARESP P73 (60 gels) North American Herb and Spice

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.

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.

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.

Silexin with Lyco-Boost (60 capsules) ProVantex Prostate Supplement* BioAdvantex Pharma

Water Factors Maximized (90 Tablet) Country Life

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

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

IP6 Gold Inositol Powder (14.6oz)* IP6 International

Wellness Formula (120 caps)* Source Naturals

Ignatia amara 9C Boiron

Steel Libido for Women (75 softgels)* Irwin Naturals