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Ultra Preventive III Capsules

product on market Capsule Douglas Laboratories Safety: 99/100
99/100

This product looks safe

  • Niacin/Niacinamide: 95mg is 2.7× the Tolerable Upper Intake Level (35mg)
  • 53% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula 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 ingredient profile is associated with a high safety score, indicating a low risk of adverse effects.

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

Alerts

Safety Alerts

Niacin/Niacinamide: 95mg is 2.7× the Tolerable Upper Intake Level (35mg)

Label

Product Label

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

Label Data

6 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
53%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
12500 IU (250% DV)
Vitamin C
600 mg (1000% DV)
50 IU (13% DV)
Within RDA (0.1× RDA) 608 studies (A:16, B:251)
200 IU (667% DV)
8.9× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
50 mg (3333% DV)
41.7× RDA — above typical dose 76 studies (A:0, B:33)
25 mg (1471% DV)
19.2× RDA — above typical dose 13 studies (A:0, B:1)
95 mg (475% DV)
Exceeds UL by 2.7× (UL: 35 mg) 196 studies (A:5, B:63)
Vitamin B-6 Complex
50 mg (2500% DV)
400 mcg (100% DV)
Within RDA (1.0× RDA) 226 studies (A:10, B:105)
50 mcg (833% DV)
20.8× RDA — above typical dose 139 studies (A:1, B:44)
150 mcg (50% DV)
5.0× RDA — above typical dose 27 studies (A:0, B:11)
250 mg (2500% DV)
50.0× RDA — above typical dose 2 studies — no high-quality reviews
Calcium
250 mg (25% DV)
100 mcg (67% DV)
Within RDA (0.7× RDA) 245 studies (A:4, B:133)
250 mg (63% DV)
Within RDA (0.6× RDA) 316 studies (A:8, B:159)
12.5 mg (83% DV)
1.1× RDA — within safe limits 263 studies (A:6, B:134)
100 mcg (143% DV)
1.8× RDA — within safe limits 173 studies (A:0, B:67)
10 mg (500% DV)
4.3× RDA — above typical dose (UL: 11 mg) 9 studies — no high-quality reviews
100 mcg (83% DV)
2.9× RDA — within safe limits 199 studies (A:1, B:55)
50 mcg (67% DV)
1.1× RDA — within safe limits 3 studies — no high-quality reviews
Potassium
49.5 mg (1% DV)
30 mg
Within RDA (0.1× RDA) 38 studies (A:1, B:7)
50 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)
25 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
25 mcg
Market median: 0.5mg (6 products) 1 studies (A:0, B:1)
0.75 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
Trace Elements
50 mcg
L-Cysteine/N-Acetyl-L-Cysteine
100 mg
Market median: 500.0mg (193 products) 7 studies — no high-quality reviews
Glutamic Acid
10 mg
57 mg
Market median: 496.0mg (192 products) 20 studies — no high-quality reviews

Other Ingredients

Gelatin Vegetable Stearate Silica Cellulose
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Suggested Usage: As a dietary supplement, adults take 6 capsules daily or as directed by your healthcare professional. This product is best taken with meals.

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, preservatives or flavoring.

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 #7564

Metadata

Product Details

UPC / SKU3 10539 00409 8
DSLD Entry Date2012-06-01
Product TypeOther Combinations
FormCapsule
BrandDouglas Laboratories
DSLD ID8931
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.