Collection: Immune Support

If you’re looking to support your body’s immune response – whether you’re feeling fine and want to stay that way, or you need to feel better quickly – trust Natural Factors’ products. Many supplements are formulated with our clinically proven ECHINAMIDE® echinacea, the result of many years of extensive research. We offer a range of single and combination formulas to support healthy immune function and respiratory health, relieve nasal congestion, and soothe sore throats.

 

 

102 products

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Filter and sort

102 products

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102 products

Shop by Category

Anti-Viral

Helps fight infections of the upper respiratory tract

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Astaxanthin Plus 4 mg

Powerful cell protection

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Balanced C Extra

Provides immune support

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Bee Propolis

Supports the maintenance of good health

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Bioactive Quercetin EMIQ 50 mg

Highly bioavailable form of the antioxidant nutrient quercetin

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BioCgel High Absorption Ascorbate C 500 mg

High-absorption ascorbate C enhanced with citrus bioflavonoids

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Black Elderberry Standardized Extract 100 mg

Helps relieve symptoms of cold and flu and provides antioxidants

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C Extra + Quercetin

Provides immune support

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Chewable Vitamin C

Supports immune function

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Citrus Bioflavonoids Plus Hesperidin 650 mg

Offers superior antioxidant protection

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Cold & Cough Syrup, ECHINAMIDE

Relieves throat, sinus, and bronchial irritation

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Echinacea

Supports immune system function

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Echinacea & Goldenseal Tincture, ECHINAMIDE

Provides premium immune-system support

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Echinacea Alcohol-Free Fresh Herb Tincture, Natural Berry, ECHINAMIDE

Certified-organic effective immune-system support

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GarlicRich Garlic+Reishi Super Strength 300 mg

Supports immune and cardiovascular health

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GarlicRich Super Strength Garlic Concentrate 500 mg

Supports heart health and immunity

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L-Arginine

Supports protein synthesis

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L-Glutamine

Enhances muscle recovery, energy, and immunity

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L-Lysine

Helps reduce recurrence, severity, and healing time of cold sores

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Liposomal Vitamin C

Provides advanced vitamin C absorption

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Lung, Bronchial & Sinus Health, HerbalFactors

Helps relieve sinus, respiratory, and cough discomfort

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Mega Halibut Liver Oil

Promotes healing and helps boost the immune system

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Micronized L-Glutamine 5 g

Accelerates recovery and energy, and supports muscle growth

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N-Acetyl-L-Cysteine

Supports the production of glutathione

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Oil of Oregano

Provides antimicrobial properties

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