Immune Support

Supports immune defenses — e.g. vitamin C, zinc, elderberry, echinacea.

7,563 on-market products · include off-market

Immune support supplements are formulated to help maintain the body's natural defenses, especially during seasonal changes or periods of physical stress. This section of the database collects dietary supplement labels whose primary marketed use relates to immune health. Common active ingredients include Vitamin C, Zinc, Vitamin D, Elderberry, and Echinacea, often combined in single products or as part of broader wellness blends. Many labels also list supporting nutrients such as Selenium, Quercetin, and probiotics. Browsing here lets you compare ingredient amounts, percentage Daily Value (%DV), and serving sizes across thousands of products as recorded in the NIH Dietary Supplement Label Database (DSLD). This information is provided for reference and education only and is not medical advice; always read the full product label and consult a qualified healthcare provider before starting any supplement.

Natural Mullein-X Throat Spray label

Natural Mullein-X Throat Spray

Nature's Answer

Botanicals & HerbsLiquidOn Market
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Natural Orange Flavor Chewable Vitamin C 500 mg label

Natural Orange Flavor Chewable Vitamin C 500 mg

Rexall

Single Vitamin & MineralTablet or PillOn Market
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Natural Orange Flavor Chewable Vitamin C 500 mg label

Natural Orange Flavor Chewable Vitamin C 500 mg

Solgar

Botanicals with NutrientsTablet or PillOn Market
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Natural Strength Propolis Powder label

Natural Strength Propolis Powder

Y.S. Eco Bee Farms

Botanicals & HerbsPowderOn Market
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Natural Vitamin C label

Natural Vitamin C

Herbadiet

VitaminsCapsuleOn Market
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Natural Vitamin C 500 mg label

Natural Vitamin C 500 mg

Douglas Laboratories

Other CombinationsTablet or PillOn Market
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Natural Vitamin C 500 mg label

Natural Vitamin C 500 mg

Douglas Laboratories

Other CombinationsTablet or PillOn Market
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Natural Vitamin C 500 mg label

Natural Vitamin C 500 mg

Sunmark

VitaminsTablet or PillOn Market
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Natural Vitamin C 500 mg Unflavored label

Natural Vitamin C 500 mg Unflavored

Nutricost

Botanicals with NutrientsPowderOn Market
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Natural Vitamin C 500 mg Unflavored label

Natural Vitamin C 500 mg Unflavored

Nutricost

Botanicals with NutrientsPowderOn Market
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Natural Vitamin C Acerola Cherry Extract 200 mg label

Natural Vitamin C Acerola Cherry Extract 200 mg

CATALO

Botanicals with NutrientsCapsuleOn Market
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Natural Vitamin C Powder label

Natural Vitamin C Powder

Herbadiet

VitaminsPowderOn Market
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Natural Whole Herb Echinacea 400 mg label

Natural Whole Herb Echinacea 400 mg

Nature's Bounty

Botanicals & HerbsCapsuleOn Market
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Natural Zinc 50 mg label

Natural Zinc 50 mg

Sunmark

MineralsTablet or PillOn Market
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Natural Zinc 50 mg label

Natural Zinc 50 mg

Rugby

MineralsTablet or PillOn Market
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Nature's C Complex label

Nature's C Complex

Nutrients for Health

Other CombinationsOther (e.g. tea bag)On Market
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NDF Immune Blueberry label

NDF Immune Blueberry

Bioray Kids

Botanicals & HerbsLiquidOn Market
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Nettles Quercetin 350 mg label

Nettles Quercetin 350 mg

Eclectic Herb

Other CombinationsCapsuleOn Market
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Nettles Quercetin 350 mg label

Nettles Quercetin 350 mg

Eclectic Herb

Other CombinationsCapsuleOn Market
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Nettles Quercetin 350 mg label

Nettles Quercetin 350 mg

Eclectic Herb

Other CombinationsCapsuleOn Market
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Neuro-Immune Infection Control Natural Orange Flavor label

Neuro-Immune Infection Control Natural Orange Flavor

Neurobiologix

Other CombinationsCapsuleOn Market
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New Zealand Colostrum 3000 mg Bovine Colostrum & 450 mg IgG label

New Zealand Colostrum 3000 mg Bovine Colostrum & 450 mg IgG

Dr. Mercola

Non-Nutrient / Non-BotanicalCapsuleOn Market
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New Zealand Colostrum Powder label

New Zealand Colostrum Powder

Antler Farms

Other CombinationsPowderOn Market
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Nexabiotic Immune Support Lozenges Mixed Berry Flavor label

Nexabiotic Immune Support Lozenges Mixed Berry Flavor

DrFormulas

Other CombinationsLozengeOn Market
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