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.

C 1000 mg label

C 1000 mg

The Vitamin Shoppe

VitaminsCapsuleOn Market
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C 1000 mg label

C 1000 mg

Swanson

Other CombinationsTablet or PillOn Market
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C 1000 mg label

C 1000 mg

Nature Made

VitaminsTablet or PillOn Market
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C 1000 mg label

C 1000 mg

Mason Natural

VitaminsTablet or PillOn Market
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C-1000 mg label

C-1000 mg

Puritan's Pride

Other CombinationsOther (e.g. tea bag)On Market
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C-1000 mg label

C-1000 mg

Puritan's Pride

Other CombinationsOther (e.g. tea bag)On Market
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C-1000 mg label

C-1000 mg

Vitamin World

Other CombinationsOther (e.g. tea bag)On Market
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C-1000 mg label

C-1000 mg

Vitamin World

Botanicals with NutrientsOther (e.g. tea bag)On Market
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C-1000 mg & Bioflavonoids label

C-1000 mg & Bioflavonoids

Bluebonnet

Other CombinationsOther (e.g. tea bag)On Market
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C-1000 mg & Bioflavonoids label

C-1000 mg & Bioflavonoids

Bluebonnet

Other CombinationsOther (e.g. tea bag)On Market
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C 1000 mg Buffered label

C 1000 mg Buffered

KAL

Single Vitamin & MineralTablet or PillOn Market
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C-1000 mg plus Bioflavonoids label

C-1000 mg plus Bioflavonoids

Bluebonnet

Other CombinationsOther (e.g. tea bag)On Market
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C 1000 mg plus Bioflavonoids & Wild Rose Hips label

C 1000 mg plus Bioflavonoids & Wild Rose Hips

Nature's Truth

Other CombinationsCapsuleOn Market
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C 1000 mg Plus Natural Rose Hips label

C 1000 mg Plus Natural Rose Hips

Sundown Naturalist

Other CombinationsOther (e.g. tea bag)On Market
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C 1000 mg plus Wild Rose Hips label

C 1000 mg plus Wild Rose Hips

Nature's Truth

Botanicals with NutrientsOther (e.g. tea bag)On Market
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C 1000 mg + Rose Hips & Bioflavonoids label

C 1000 mg + Rose Hips & Bioflavonoids

Mason Natural

Other CombinationsTablet or PillOn Market
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C 1000 mg + Rose Hips & Bioflavonoids label

C 1000 mg + Rose Hips & Bioflavonoids

Mason Natural

Other CombinationsTablet or PillOn Market
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C 1000 mg Timed-Released Formula label

C 1000 mg Timed-Released Formula

Swanson

Botanicals with NutrientsTablet or PillOn Market
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C-1000 mg with Bioflavonoids label

C-1000 mg with Bioflavonoids

Puritan's Pride

Other CombinationsCapsuleOn Market
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C-1000 mg with Bioflavonoids label

C-1000 mg with Bioflavonoids

Puritan's Pride

Other CombinationsCapsuleOn Market
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C-1000 mg With Protective Bioflavonoids label

C-1000 mg With Protective Bioflavonoids

Vitamin World

Other CombinationsCapsuleOn Market
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C-1000 mg With Protective Bioflavonoids And Wild Rose Hips label

C-1000 mg With Protective Bioflavonoids And Wild Rose Hips

Vitamin World

Other CombinationsUnknownOn Market
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C 1000 mg with Rose Hips label

C 1000 mg with Rose Hips

Spring Valley

Botanicals with NutrientsTablet or PillOn Market
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C 1000 mg with Rose Hips label

C 1000 mg with Rose Hips

21st Century

Botanicals with NutrientsTablet or PillOn Market
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