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.

ProtoDophilus Respiratory Care 12 Billion label

ProtoDophilus Respiratory Care 12 Billion

Protocol For Life Balance

Non-Nutrient / Non-BotanicalCapsuleOn Market
View details
Proven Immunity Refreshing Citrus label

Proven Immunity Refreshing Citrus

Gaspari Nutrition

Botanicals with NutrientsPowderOn Market
View details
PR PhytoRelief-CC label

PR PhytoRelief-CC

AlchemLife

Botanicals & HerbsLozengeOn Market
View details
Pure Cranberry label

Pure Cranberry

MegaFood

Botanicals & HerbsCapsuleOn Market
View details
Pure Defense Mushroom-8 Immune Support label

Pure Defense Mushroom-8 Immune Support

Irwin Naturals

Botanicals with NutrientsSoftgel CapsuleOn Market
View details
Pure Food Horseradish Respiratory Support label

Pure Food Horseradish Respiratory Support

Natural Factors Whole Earth & Sea

Other CombinationsTablet or PillOn Market
View details
Pure Gar Garlic 600 mg label

Pure Gar Garlic 600 mg

NOW

Botanicals & HerbsTablet or PillOn Market
View details
Pure Harvest Greens Elderberry Flavored label

Pure Harvest Greens Elderberry Flavored

Integrative Therapeutics

Other CombinationsPowderOn Market
View details
Pure Vitamin C label

Pure Vitamin C

Allergy Research Group

VitaminsPowderOn Market
View details
Pure Vitamin C label

Pure Vitamin C

Allergy Research Group

VitaminsCapsuleOn Market
View details
Pure Vitamin C label

Pure Vitamin C

Allergy Research Group

VitaminsCapsuleOn Market
View details
Pure Vitamin C 1000 mg label

Pure Vitamin C 1000 mg

Lake Avenue Nutrition

VitaminsPowderOn Market
View details
Pure Vitamin C 500 mg label

Pure Vitamin C 500 mg

Freeda

VitaminsTablet or PillOn Market
View details
Pure Vitamin C Ascorbic Acid label

Pure Vitamin C Ascorbic Acid

NutriCology

VitaminsCapsuleOn Market
View details
Pure Vitamin C Ascorbic Acid Powder label

Pure Vitamin C Ascorbic Acid Powder

NutriCology

VitaminsPowderOn Market
View details
Pure Vitamin C Ascorbic Acid USP label

Pure Vitamin C Ascorbic Acid USP

Hard Rhino

VitaminsPowderOn Market
View details
Pure Vitamin C Cassava Root Source label

Pure Vitamin C Cassava Root Source

NutriCology

VitaminsCapsuleOn Market
View details
Pure Vitamin C Cassava Root Source Powder label

Pure Vitamin C Cassava Root Source Powder

NutriCology

VitaminsPowderOn Market
View details
Pure Vitamin C Crystals 5000 mg label

Pure Vitamin C Crystals 5000 mg

Vitamin World

VitaminsPowderOn Market
View details
Pure Vitamin C Powder label

Pure Vitamin C Powder

Allergy Research Group

VitaminsPowderOn Market
View details
Pure Vitamin C Powder with Q-C label

Pure Vitamin C Powder with Q-C

Doctor's Best

VitaminsPowderOn Market
View details
PureWay C 1000+ mg label

PureWay C 1000+ mg

Advanced Nutrition by Zahler

Other CombinationsTablet or PillOn Market
View details
PureWay-C 1000 mg Caps with 100 mg Bioflavonoids label

PureWay-C 1000 mg Caps with 100 mg Bioflavonoids

Newflower Farmers Markets

Other CombinationsTablet or PillOn Market
View details
PureWay-C 500 mg label

PureWay-C 500 mg

Emerald Labs

Other CombinationsCapsuleOn Market
View details
Immune Support Supplements Database - Page 235 (7,500+ Products) | VitaSuppTrack