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.

Mega-Liposomal Vitamin D3/K2+ Organic Fruit Flavor label

Mega-Liposomal Vitamin D3/K2+ Organic Fruit Flavor

Aurora NutraScience

VitaminsLiquidOn Market
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Mega NAC + Quercetin label

Mega NAC + Quercetin

Body Kitchen

Other CombinationsCapsuleOn Market
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Mega-Pack+ Vitamin C 3000 mg label

Mega-Pack+ Vitamin C 3000 mg

Aurora NutraScience

Single Vitamin & MineralLiquidOn Market
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Mega-Potency Vitamin D3 5000 IU label

Mega-Potency Vitamin D3 5000 IU

Vitamin World

VitaminsSoftgel CapsuleOn Market
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Mega Zinc 100 mg label

Mega Zinc 100 mg

NaturesPlus

MineralsTablet or PillOn Market
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Meta-C 1000 mg Tablets label

Meta-C 1000 mg Tablets

NutriBiotic Immunity

Other CombinationsTablet or PillOn Market
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Meta-C 1000 mg Tablets label

Meta-C 1000 mg Tablets

NutriBiotic Immunity

Other CombinationsTablet or PillOn Market
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Meta-C 500 mg Capsules label

Meta-C 500 mg Capsules

NutriBiotic Immunity

Other CombinationsCapsuleOn Market
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Meta-C 500 mg Capsules label

Meta-C 500 mg Capsules

NutriBiotic Immunity

Other CombinationsCapsuleOn Market
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Meta-C Powder label

Meta-C Powder

NutriBiotic Immunity

Other CombinationsPowderOn Market
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Metavo Immune Health label

Metavo Immune Health

SP Nutraceuticals

Botanicals with NutrientsCapsuleOn Market
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Microbe Slayer label

Microbe Slayer

Bioray

Other CombinationsLiquidOn Market
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Microbial Maintenance Plus Artemisinin label

Microbial Maintenance Plus Artemisinin

Metabolic Maintenance

Other CombinationsCapsuleOn Market
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MicroDefense label

MicroDefense

Pure Encapsulations

Other CombinationsCapsuleOn Market
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MicroDefense label

MicroDefense

Pure Encapsulations

Other CombinationsCapsuleOn Market
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MicroDefense w/Oregano label

MicroDefense w/Oregano

Pure Encapsulations

Other CombinationsCapsuleOn Market
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MicroDefense w/Oregano label

MicroDefense w/Oregano

Pure Encapsulations

Other CombinationsCapsuleOn Market
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Micro Liposomal C label

Micro Liposomal C

NutriCology

Other CombinationsLiquidOn Market
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Micro Liposomal C label

Micro Liposomal C

Allergy Research Group

MineralsLiquidOn Market
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Micro-Liposomal Vitamin C 1000 mg label

Micro-Liposomal Vitamin C 1000 mg

Aurora Nutrascience

Other CombinationsLiquidOn Market
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Micro Shield label

Micro Shield

Natures Nectar

Other CombinationsCapsuleOn Market
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Mighty 7 Mushrooms label

Mighty 7 Mushrooms

Brain Forza

Botanicals & HerbsPowderOn Market
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Mighty Lungs label

Mighty Lungs

Gaia Herbs

Botanicals & HerbsCapsuleOn Market
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Mighty Mushrooms label

Mighty Mushrooms

Country Farms

Non-Nutrient / Non-BotanicalCapsuleOn Market
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