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Ultra Preventive III Low Allergenicity

product on market Tablet or Pill Douglas Laboratories Safety: 97/100
97/100

This product looks safe

  • Niacin/Niacinamide: 190mg is 5.4× the Tolerable Upper Intake Level (35mg)
  • Magnesium Complex: 500mg is 1.4× the Tolerable Upper Intake Level (350mg)
  • Manganese: 20mg is 1.8× the Tolerable Upper Intake Level (11mg)
  • 53% of ingredients have research evidence
F Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

The profile contains essential vitamins A, C, D3, E, and thiamine, which are supported by strong evidence for maintaining immune function and cellular health. These nutrients act as antioxidants and cofactors in metabolic processes. The formulation maintains a high safety score, indicating a low risk of adverse effects for most users.

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

Alerts

Safety Alerts

Niacin/Niacinamide: 190mg is 5.4× the Tolerable Upper Intake Level (35mg)

Magnesium Complex: 500mg is 1.4× the Tolerable Upper Intake Level (350mg)

Manganese: 20mg is 1.8× the Tolerable Upper Intake Level (11mg)

Label

Product Label

Label for Ultra Preventive III Low Allergenicity
Open Full PDF View on NIH DSLD →
Details

Label Data

6 Tablet(s)
Serving Size
15
Servings
Other Combinations
Product Type
53%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
25000 IU (500% DV)
Vitamin C
1200 mg (2000% DV)
100 IU (25% DV)
Within RDA (0.2× RDA) 608 studies (A:16, B:251)
400 IU (1333% DV)
17.9× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
100 mg (6667% DV)
83.3× RDA — above typical dose 76 studies (A:0, B:33)
50 mg (2941% DV)
38.5× RDA — above typical dose 13 studies (A:0, B:1)
190 mg (950% DV)
Exceeds UL by 5.4× (UL: 35 mg) 196 studies (A:5, B:63)
Vitamin B-6 Complex
100 mg (5000% DV)
800 mcg (200% DV)
2.0× RDA — within safe limits 226 studies (A:10, B:105)
100 mcg (1667% DV)
41.7× RDA — above typical dose 139 studies (A:1, B:44)
300 mcg (100% DV)
10.0× RDA — above typical dose 27 studies (A:0, B:11)
500 mg (5000% DV)
100.0× RDA — above typical dose 2 studies — no high-quality reviews
Calcium
500 mg (50% DV)
200 mcg (133% DV)
1.3× RDA — within safe limits 245 studies (A:4, B:133)
500 mg (125% DV)
Exceeds UL by 1.4× (UL: 350 mg) 316 studies (A:8, B:159)
25 mg (167% DV)
2.3× RDA — within safe limits 263 studies (A:6, B:134)
200 mcg (286% DV)
3.6× RDA — above typical dose (UL: 0.4 mg) 173 studies (A:0, B:67)
20 mg (1000% DV)
Exceeds UL by 1.8× (UL: 11 mg) 9 studies — no high-quality reviews
200 mcg (167% DV)
5.7× RDA — above typical dose 199 studies (A:1, B:55)
100 mcg (133% DV)
2.2× RDA — within safe limits 3 studies — no high-quality reviews
Potassium
99 mg (2% DV)
60 mg
Within RDA (0.1× RDA) 38 studies (A:1, B:7)
100 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
50 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
50 mcg
Market median: 0.5mg (6 products) 1 studies (A:0, B:1)
1.5 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
Trace Elements
100 mcg
L-Cysteine/N-Acetyl L-Cysteine
200 mg
12.5 mg
Market median: 500.0mg (193 products) 7 studies — no high-quality reviews
Glutamic Acid
20 mg
114 mg
Market median: 496.0mg (192 products) 20 studies — no high-quality reviews

Other Ingredients

Cellulose Vegetable Stearate Silica
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Suggested Usage: As a dietary supplement, adults take 6 tablets daily or as directed by your healthcare professional.

For oral administration only.

Warnings & Precautions

KEEP OUT OF REACH OF CHILDREN

Tamper resistant package, do not use if outer seal is missing.

Formulation Notes

This product contains NO yeast, wheat gluten, soy protein, milk/dairy, corn, sodium, sugar, starch, artificial coloring, flavoring, or preservatives.

Additional Information

For optimal storage conditions, store in a cool, dry place. (59(0)-77(0)F/15(0)-25(0)C) (35-65% relative humidity)

Formula #7454

Metadata

Product Details

UPC / SKU3 10539 00623 8
DSLD Entry Date2012-06-01
Product TypeOther Combinations
FormTablet or Pill
BrandDouglas Laboratories
DSLD ID8714
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.