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.

Vitamin C 1000 mg label

Vitamin C 1000 mg

Sports Research

VitaminsCapsuleOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

GNC

VitaminsTablet or PillOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

Indiana Botanic Gardens

Botanicals with NutrientsTablet or PillOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

GNC

VitaminsTablet or PillOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

Exchange Select

VitaminsTablet or PillOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

Health Thru Nutrition

VitaminsTablet or PillOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

Wonder Laboratories

Other CombinationsTablet or PillOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

GNC

VitaminsCapsuleOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

PurHEALTH

Botanicals & HerbsCapsuleOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

OL Olympian Labs

Other CombinationsTablet or PillOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

Solgar

VitaminsCapsuleOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

Vital Nutrients

VitaminsCapsuleOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

GNC

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

Vitamin C 1000 mg

VitaCeutical Labs

VitaminsCapsuleOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

Dr. Clark Research Association Dr. Clark Zentrum

VitaminsCapsuleOn Market
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Vitamin C 1000 mg label

Vitamin C 1000 mg

Higher Nature

VitaminsTablet or PillOn Market
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Vitamin C-1000 mg label

Vitamin C-1000 mg

Nature's Bounty

VitaminsOther (e.g. tea bag)On Market
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Vitamin C-1000 mg label

Vitamin C-1000 mg

Nature's Bounty

VitaminsOther (e.g. tea bag)On Market
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Vitamin C-1000 mg label

Vitamin C-1000 mg

Major

VitaminsTablet or PillOn Market
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Vitamin C 1000 mg Buffered label

Vitamin C 1000 mg Buffered

Bronson Laboratories

Single Vitamin & MineralTablet or PillOn Market
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Vitamin C 1000 mg Buffered with Calcium Ascorbate label

Vitamin C 1000 mg Buffered with Calcium Ascorbate

Bronson

Single Vitamin & MineralTablet or PillOn Market
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Vitamin C 1000 mg/caps label

Vitamin C 1000 mg/caps

Naturgin Products USA

VitaminsCapsuleOn Market
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Vitamin C 1000 mg Caps label

Vitamin C 1000 mg Caps

VitalBulk

VitaminsCapsuleOn Market
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Vitamin C 1000 mg Capsules label

Vitamin C 1000 mg Capsules

NutriBiotic Immunity

VitaminsCapsuleOn Market
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Immune Support Supplements Database - Page 290 (7,500+ Products) | VitaSuppTrack