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Immune System Support

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

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 47% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains vitamins A, C, B6, B12, and folic acid, which are supported by strong evidence for maintaining immune function and cellular health. These nutrients act as essential cofactors in immune response and metabolic processes. The evidence coverage for this specific combination is limited at 0.471%.

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

Label

Product Label

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

Label Data

2 Capsule(s)
Serving Size
Other Combinations
Product Type
47%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
2500 IU (50% DV)
Vitamin C
100 mg (167% DV)
5 mg (250% DV)
3.8× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
400 mcg (100% DV)
Within RDA (1.0× RDA) 226 studies (A:10, B:105)
5 mcg (83% DV)
2.1× RDA — within safe limits 139 studies (A:1, B:44)
5 mg (50% DV)
Within RDA (1.0× RDA) 2 studies — no high-quality reviews
10 mg (67% DV)
Within RDA (0.9× RDA) 263 studies (A:6, B:134)
Market median: 400.0mg (380 products) 36 studies (A:1, B:10)
Market median: 470.0mg (230 products) 9 studies (A:3, B:3)
Maitake mushroom TD-fraction extract
25 mg
Maitake Mushroom powder
100 mg
Shiitake Mushroom powder
200 mg
Market median: 340.0mg (243 products) 3 studies — no high-quality reviews
Ligustrum lucidum fruit extract
100 mg
Goldenseal
10 mg
50 mg
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
Market median: 500.0mg (497 products) 135 studies (A:0, B:40)

Other Ingredients

Gelatin May contain one or more of the following:
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: As a dietary supplement, adults take two (2) capsules, three (3) times daily at mealtime, or as directed by a health care professional.

Warnings & Precautions

Keep out of reach of children.

Formulation Notes

Contains No Added sugar, salt, dairy, yeast, wheat, corn, soy, preservatives, artificial colors or flavors.

Additional Information

QUALITY AND POTENCY GUARANTEED.

Our Standardized Echinacea Angustifolia Extract is produced under strict European quality control standards. The extraction is regulated to the same high standards as Over-The-Counter drugs. According to recent research in Japan, the TD-fraction is an important portion if the Maitake mushroom.

Vb

Store in a cool, dry place and away from direct light.

Metadata

Product Details

DSLD Entry Date2012-03-23
Product TypeOther Combinations
FormCapsule
BrandVitabase
DSLD ID7209
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 →
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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.