🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

📸

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Label Data

2 White Tablet(s) Serving Size
30 Servings
Vitamin Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
1000 mg (1111% DV)

Other Ingredients

Microcrystalline Cellulose Hydroxypropyl Methylcellulose Silicon Dioxide Stearic Acid Croscarmellose Sodium Magnesium Stearate Glycerin Hydroxypropyl Cellulose

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Directions: As a dietary supplement, take the contents of one pack daily with food.

⚠️ Warnings & Precautions

Warning: Cancer and reproductive harm - www.P65Warnings.ca.gov

Consult your physician prior to using this product if you are pregnant, nursing, taking medication, or have a medical condition.

Discontinue use two weeks prior to surgery.

Keep out of reach of children.

🧪 Formulation Notes

5 ingredients in 1 pack for easy, everyday immune support. That's the GNC difference.

Defend your daily wellness! Includes essential ingredients for premium immune health support, crafted by experts for your: Immune system Features Vitamin C, a powerful antioxidant to support your immune system, and elderberry

Comprehensive, daily support for immune health featuring zinc, Vitamin C, Vitamin D-3, sambucus elderberry, & echinacea

Additional Information

Since 1935, our mission as the industry leader has been to provide you with the highest-quality nutritional supplements.

5-in-1 pack Zinc Vitamin C Vitamin D-3 Sambucus elderberry Echinacea Value size 30-day supply

Store in a cool, dry place.

For more information: 1-888-462-2548

Product Details

DSLD Entry Date 2024-08-22
Product Type Vitamin
Form Tablet or Pill
Brand GNC
Bundle Immune Daily Pack
DSLD ID 318190
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
148 Meta Analysis
82 Systematic Review
71 Rct
62 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Narrative Review
1 Other
1 Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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