Home/ Supplements/ Copper/ Ultra Preventive III With Copper

Ultra Preventive III With Copper

product on market Tablet or Pill Douglas Laboratories Safety: 98/100
98/100

This product looks safe

  • Niacin/Niacinamide: 190mg is 5.4× the Tolerable Upper Intake Level (35mg)
  • Folate: 1333mg is 1333.0× the Tolerable Upper Intake Level (1.0mg)
  • 67% of ingredients have research evidence
D Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains vitamins A, C, D3, E, and thiamine, which are supported by strong evidence for maintaining immune function and cellular health. These essential nutrients act as antioxidants and cofactors in various metabolic processes. The ingredient profile is associated with a high safety score of 98/100.

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)

Folate: 1333mg is 1333.0× the Tolerable Upper Intake Level (1.0mg)

Label

Product Label

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

Label Data

6 Tablet(s)
Serving Size
30
Servings
Other Combinations
Product Type
67%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
7500 mcg (833% DV)
Vitamin C
1000 mg (1111% DV)
25 mcg (125% DV)
1.7× RDA — within safe limits 608 studies (A:16, B:251)
134 mg (893% DV)
8.9× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
50 mg (4167% DV)
41.7× RDA — above typical dose 76 studies (A:0, B:33)
40 mg (3077% DV)
30.8× RDA — above typical dose 13 studies (A:0, B:1)
190 mg (1188% DV)
Exceeds UL by 5.4× (UL: 35 mg) 196 studies (A:5, B:63)
50 mg (2941% DV)
38.5× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
1333 mcg DFE (333% DV)
Exceeds UL by 1333.0× (UL: 1.0 mg) 226 studies (A:10, B:105)
180 mcg (7500% DV)
75.0× RDA — above typical dose 139 studies (A:1, B:44)
300 mcg (1000% DV)
10.0× RDA — above typical dose 27 studies (A:0, B:11)
100 mg (2000% DV)
20.0× RDA — above typical dose 2 studies — no high-quality reviews
100 mg (18% DV)
Within RDA (0.2× RDA) 38 studies (A:1, B:7)
350 mg (27% DV)
Market median: 4002.0mg (1 products) 21 studies (A:0, B:2)
200 mcg (133% DV)
1.3× RDA — within safe limits 245 studies (A:4, B:133)
350 mg (83% DV)
Within RDA (0.8× RDA) 316 studies (A:8, B:159)
25 mg (227% DV)
2.3× RDA — within safe limits 263 studies (A:6, B:134)
200 mcg (364% DV)
3.6× RDA — above typical dose (UL: 0.4 mg) 173 studies (A:0, B:67)
2 mg (222% DV)
2.2× RDA — within safe limits 37 studies (A:0, B:11)
3 mg (130% DV)
1.3× RDA — within safe limits 9 studies — no high-quality reviews
200 mcg (571% DV)
5.7× RDA — above typical dose 199 studies (A:1, B:55)
100 mcg (222% DV)
2.2× RDA — within safe limits 3 studies — no high-quality reviews
Potassium
99 mg (2% DV)
100 mg
Market median: 496.0mg (192 products) 20 studies — no high-quality reviews
100 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
50 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
1.5 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
Trace Elements
100 mcg
50 mcg
Market median: 0.5mg (6 products) 1 studies (A:0, B:1)
45 mcg
Within RDA (0.4× RDA) 275 studies (A:9, B:175)

Other Ingredients

Microcrystalline Cellulose Hydroxypropyl Cellulose Croscarmellose Sodium Ascorbyl Palmitate Silica Coating
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

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

Warnings & Precautions

Warning: If you are pregnant, nursing, have any health condition or taking any medication, particularly blood thinners, consult your health professional before using this product.

Discontinue immediately if a burning sensation occurs. Not recommended for people with ulcers.

Keep out of the reach of children.

Use only if safety seal is intact.

Formulation Notes

Gluten-free, Non-GMO

Multivitamin/Mineral Formula with Copper

Daily wellness

Additional Information

Store in a cool, dry place.

Contents may not fill package in order to accommodate required labeling. Please rely on stated quantity. Scan to learn about our manufacturing excellence

Metadata

Product Details

UPC / SKU3 10539 97959 4
DSLD Entry Date2021-03-25
Product TypeOther Combinations
FormTablet or Pill
BrandDouglas Laboratories
DSLD ID245522
Data Updated2026-04-11
Research

Research Evidence

42
Research Sources
53
Avg Quality
20
Meta Analysis
10
Systematic Review
9
Rct
1
Observational
1
Regulatory Source
B Trace Elements and Risk of Immune-Mediated Skin Disease: A Systematic Review and Meta-analysis
Meta Analysis Nutrition reviews 2025 PubMed DOI
B Blood Trace Element Status in Multiple Sclerosis: a Systematic Review and Meta-analysis
Meta Analysis Biological trace element research 2022 PubMed DOI
B Micronutrient deficiency risk in long-term enterally fed patients: A systematic review
Systematic Review Clinical nutrition ESPEN 2022 PubMed DOI
B Essential Trace Element Status in Systemic Lupus Erythematosus: a Meta-analysis Based on Case-Control Studies
Meta Analysis Biological trace element research 2023 PubMed DOI
B Association between serum copper/zinc ratio and lung cancer: A systematic review with meta-analysis
Meta Analysis Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) 2022 PubMed DOI
B Vacuolated Marrow Cytopenias from Copper Deficiency to UBA1-Mutant VEXAS: Molecular Landscape, Systematic Review, and Cost-Efficient Diagnostic Algorithm
Systematic Review International journal of molecular sciences 2025 PubMed DOI
B Parenteral trace element provision: recent clinical research and practical conclusions
Systematic Review European journal of clinical nutrition 2016 PubMed DOI
B Copper Deficiency: A Frequently Overlooked Complication After MBS-A Systematic Review and Meta-analysis
Meta Analysis Obesity surgery 2025 PubMed DOI
B Copper in colorectal cancer patients: a systematic review and meta-analysis
Meta Analysis Carcinogenesis 2025 PubMed DOI
B Zinc deficiency and zinc/copper ratio imbalance in autism spectrum disorder: a reanalysis of six multinational studies
Meta Analysis Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine 2026 PubMed DOI
View all evidence for Copper →
Compare

Similar Products

Copper
Douglas Laboratories · Tablet or Pill
100
Cu-Zyme
Biotics Research Corporation · Tablet or Pill
100
Chelated Copper
Solgar · Tablet or Pill
100
Copper Plus
Trace Nutrients · Tablet or Pill
100
Copper 2 mg
Swanson · Tablet or Pill
100
View all Copper products →
Copper research Best Copper All Copper products More from Douglas Laboratories 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.