Immune Boost

4.7 (240 reviews)

In Stock

Supplement Ingredients
Ingredients	Amount Per Serving
Vitamin C Vitamin C	60 mg
Ascorbic Acid Vitamin C	-
Vitamin D3 Vitamin D	50 mcg
cholecalciferol Vitamin D	-
Zinc Zinc	15 mg
Zinc Oxide Zinc	-
selenium Selenium	200 mcg
SelenoExcell® yeast bound selenium	-
EpiCor® Super Food Yeast Complex	500 mg

Ingredient Research

Vitamin C
- ModerateReduced Systolic Blood Pressure3 studies
- LowReduced Oxidative Stress4 studies
Vitamin D
- HighIncreased 25-hydroxyvitamin D Level5 studies
- ModerateImproved Insulin Sensitivity6 studies
- ModerateReduced C-Reactive Protein Levels4 studies
Selenium
- HighReduced Thyroid Peroxidase Antibody Level5 studies
- ModerateIncreased Serum Free Thyroxine Levels3 studies
- LowReduced Thyroglobulin Antibody Level4 studies

Research Evidence

How this product's ingredient doses compare to doses studied in research.

Vitamin C60 mg
Studies used 12–1,000 mg/day (median 250) across 7 studies
Low end of studied doses

Organic

Product Description

Supports a resilient immune system with 60 mg of Vitamin C, known for its role in enhancing immune cell function.
Promotes overall wellness with 50 mcg of Vitamin D3, essential for proper immune response.
Boosts immune defense with 15 mg of Zinc, vital for immune cell development and communication.
Enhances antioxidant protection with 200 mcg of Selenium, which helps reduce oxidative stress.
Strengthens immunity with 500 mg of EpiCor® Super Food Yeast Complex, a unique ingredient clinically shown to support a healthy immune system.
Organic formulation ensures you're consuming high-quality, natural ingredients free from synthetic substances.
Convenient capsule form for easy daily intake, ensuring consistent support for your immune health.

Natrol's Immune Boost combines these key ingredients into an organic, easy-to-consume capsule to help support and maintain a robust immune system, giving you the confidence of natural, clinically backed protection.