Home/ Supplements/ Vitamin A/ Immune Booster

Immune Booster

product on market Tablet or Pill NaturesPlus Source of Life Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Vitamin A, C, E, and zinc have strong evidence for supporting immune function and antioxidant defense. The inclusion of ARA-Larix has limited research coverage regarding its specific efficacy. Overall, these ingredients are well-studied for maintaining general immune health.

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

Label

Product Label

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

Label Data

3 Bi-Layered Tablet(s)
Serving Size
30
Servings
Other Combinations
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
3000 mcg RAE (333% DV)
Vitamin C
500 mg (556% DV)
40 mg (267% DV)
2.7× RDA — within safe limits 179 studies (A:3, B:90)
15 mg (136% DV)
1.4× RDA — within safe limits 263 studies (A:6, B:134)
ARA-Larix
250 mg
Oliceutic-20
75 mg
Andrographis extract
50 mg
50 mg
Market median: 400.0mg (380 products) 36 studies (A:1, B:10)
50 mg
Market median: 175.0mg (497 products) 11 studies (A:0, B:1)
Market median: 80.0mg (20 products) 337 studies (A:8, B:183)

Other Ingredients

Microcrystalline Cellulose Hydroxypropyl Methylcellulose Stearic Acid Vegetable Cellulose Magnesium Stearate Natural colors Silica Pharmaceutical Glaze
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: As a dietary supplement, three tablets once daily.

Warnings & Precautions

Keep out of reach of children.

Formulation Notes

Nutritional Support for Overall Well-Being.

Source of Life Adult Formula Immune Booster supplies powerful levels of the immune-fortifying vitamins A, C and E, as well as defense-boosting zinc, in the fast-releasing side of a proprietary bi-layered tablet. Then powerful standardized botanicals are released from the extended delivery layer. ARA-Larix, Olive Leaf and Fruit, Andrographis, Elderberry and Echinacea offer nutritional support for a healthy immune system, while Acidophilus helps promote a balanced digestive environment and optimal nutrient absorption.

Adult formula

Gluten Free

Rapid Release Essential Nutrients Extended Release Powerful Botanicals Bi-Layer Delivery System

Vegetarian

Free from artificial colors and preservatives and all of the major allergens identified in the U.S. Food Allergen Labeling and Consumer Protection Act.

Additional Information

Keep tightly closed in a cool, dry place.

Metadata

Product Details

UPC / SKU0 97467 03088 6
DSLD Entry Date2021-07-27
Product TypeOther Combinations
FormTablet or Pill
BrandNaturesPlus Source of Life
DSLD ID249702
Data Updated2026-04-11
Research

Research Evidence

337
Research Sources
54
Avg Quality
161
Meta Analysis
68
Systematic Review
51
Rct
48
Clinical Trial
2
Other
2
Regulatory Source
1
Narrative Review
1
Cochrane Review
1
Guideline
1
Openfda Safety
A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis
Meta Analysis BMJ (Clinical research ed.) 2011 PubMed DOI
A Fortification of staple foods with vitamin A for vitamin A deficiency
Systematic Review The Cochrane database of systematic reviews 2019 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age
Narrative Review The Cochrane database of systematic reviews 2016 PubMed DOI
A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Journal of sport and health science 2023 PubMed DOI
A Food fortification with multiple micronutrients: impact on health outcomes in general population
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
View all evidence for Vitamin A →
Compare

Similar Products

Prenatal/Postnatal
Redmont Pharmaceuticals · Tablet or Pill
100
ActiveMV
dotFIT · Tablet or Pill
100
X7 - Care
OL Olympian Labs · Tablet or Pill
100
Children's Chewable Vite
Rugby · Tablet or Pill
100
Zoo Friends with Xtra C
21st Century Zoo Friends · Tablet or Pill
100
View all Vitamin A products →
Vitamin A research Best Vitamin A All Vitamin A products More from NaturesPlus Source of Life View on NIH DSLD →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.