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Immune Boost

product on market Capsule Natrol Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 40% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Vitamin C, D3, and zinc have strong evidence for supporting immune function and respiratory health. SelenoExcell and EpiCor provide moderate support for antioxidant defense and immune response. The overall ingredient profile is supported by established nutritional research.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Immune Boost
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
30
Servings
Botanical with Nutrients
Product Type
40%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
60 mg (70% DV)
50 mcg (250% DV)
3.3× RDA — above typical dose (UL: 0.1 mg) 608 studies (A:16, B:251)
15 mg (140% DV)
1.4× RDA — within safe limits 263 studies (A:6, B:134)
SelenoExcell
200 mcg (360% DV)
EpiCor Super Food Yeast Complex
500 mg

Other Ingredients

Gelatin Maltodextrin Silicon Dioxide Magnesium Stearate Rice, Powder
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Adults: Take 1 capsule, one time daily, with a meal. For children 9 years and older: Sprinkle the contents of 1 capsule, one time daily, into their favorite food.

Warnings & Precautions

Warning: Consult your healthcare professional prior to use if you have or suspect a medical condition, are taking prescription drugs, or are pregnant or lactating.

Keep out of reach of children.

Not recommended for children under 9 years old.

Formulation Notes

Natrol Immune Boost: EpiCor is a clinically studied immune-promoting yeast complex-a Super Food for immune health High potency Vitamin D-3, Selenium and Zinc support a healthy immune system

EpiCor has been clinically shown to support the activity of Natural Killer (NK) cells and other immune cells in a small group of healthy adults. NK cells are part of the body's natural immune defense.

Immune health Provides daily maintenance for stronger immune health

Made with EpiCor to promote immune function Includes immune boosting Vitamins C & D-3, Selenium & Zinc

No: milk, egg, fish, crustacean shellfish, tree nuts, peanuts, wheat, soybeans, artificial colors or flavors, added sugar or preservatives

Additional Information

Store in a cool, dry place.

Metadata

Product Details

UPC / SKU0 47469 05744 2
DSLD Entry Date2023-04-21
Product TypeBotanical with Nutrients
FormCapsule
BrandNatrol
DSLD ID287518
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
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 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
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 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.