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?

Acid A Cal (100 caps) Enzymatic Therapy

MucoStop (48 caps)* EnzyMedica

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.

Para Smart (90 caps) Microbial Cleanse (2 Part Program)* Renew Life

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.

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

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.

IP6 Gold Inositol Powder (14.6oz)* IP6 International

Cell Forte Max3 (120 Vcaps) Enzymatic Therapy

ProOmega Junior (90 Soft Gels)* Nordic Naturals

GSE Grapefruit Seed Extract Defense Plus (90 Tabs) NutriBiotic

Betaine HCl with Pepsin (100 Tabs) Seacoast Vitamins

Bone Renewal (150 capsules)* The Synergy Company

CardiOmega Q10 (60 softgels) formula by Dr Michael Murphy* Natural Factors

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

Blood Builder (90 tabs)* MegaFood

Ocular Formula by Maxivision (60 capsules)* MedOp Inc

Best Serrapeptase 40,000 Units (90 vegetable capsules) Doctor's Best

Krill Oil (60 softgels) Jarrow Formulas

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

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

Phenocane Curcumin (120 capsules) OxyLife

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.

Bile Acid Factors (333 mg 90 capsules) Jarrow Formulas

Vitalzym Extra Strength Systemic Enzyme Supplement (180 gelcaps)* World Nutrition

Best Curcumin C3 Complex (1000mg - 120 tablets) Doctor's Best