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One Daily Maximum

product on market Tablet or Pill 21st Century Safety: 98/100
98/100

This product looks safe

  • Folate: 667mg is 667.0× the Tolerable Upper Intake Level (1.0mg)
  • Boron: 150mg is 7.5× the Tolerable Upper Intake Level (20mg)
  • 67% of ingredients have research evidence
D Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

The profile contains essential vitamins A, C, D3, E, and K, which support immune function and bone health. Strong research evidence supports the roles of these nutrients in maintaining cellular integrity and coagulation. The formulation maintains a high safety score, indicating a low risk of adverse effects.

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

Alerts

Safety Alerts

Folate: 667mg is 667.0× the Tolerable Upper Intake Level (1.0mg)

Boron: 150mg is 7.5× the Tolerable Upper Intake Level (20mg)

Label

Product Label

Label for One Daily Maximum
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
100
Servings
Multi-Vitamin and Mineral (MVM)
Product Type
67%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
750 mcg (83% DV)
Vitamin C
60 mg (67% DV)
10 mcg (50% DV)
Within RDA (0.7× RDA) 608 studies (A:16, B:251)
13.5 mg (90% DV)
Within RDA (0.9× RDA) 179 studies (A:3, B:90)
25 mcg (21% DV)
Within RDA (0.2× RDA) 275 studies (A:9, B:175)
1.5 mg (125% DV)
1.2× RDA — within safe limits 76 studies (A:0, B:33)
1.7 mg (131% DV)
1.3× RDA — within safe limits 13 studies (A:0, B:1)
20 mg (125% DV)
1.4× RDA — within safe limits 196 studies (A:5, B:63)
2 mg (118% DV)
1.5× RDA — within safe limits 114 studies (A:3, B:35)
667 mcg DFE (167% DV)
Exceeds UL by 667.0× (UL: 1.0 mg) 226 studies (A:10, B:105)
6 mcg (250% DV)
2.5× RDA — within safe limits 139 studies (A:1, B:44)
30 mcg (100% DV)
Within RDA (1.0× RDA) 27 studies (A:0, B:11)
10 mg (200% DV)
2.0× RDA — within safe limits 2 studies — no high-quality reviews
Calcium
162 mg (12% DV)
Iron
18 mg (100% DV)
109 mg (9% DV)
Within RDA (0.2× RDA) 13 studies (A:0, B:3)
150 mcg (100% DV)
Within RDA (1.0× RDA) 245 studies (A:4, B:133)
100 mg (24% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
15 mg (136% DV)
1.4× RDA — within safe limits 263 studies (A:6, B:134)
20 mcg (36% DV)
Within RDA (0.4× RDA) 173 studies (A:0, B:67)
2 mg (222% DV)
2.2× RDA — within safe limits 37 studies (A:0, B:11)
3.5 mg (152% DV)
1.5× RDA — within safe limits 9 studies — no high-quality reviews
65 mcg (186% DV)
1.9× RDA — within safe limits 199 studies (A:1, B:55)
160 mcg (356% DV)
3.6× RDA — above typical dose (UL: 2 mg) 3 studies — no high-quality reviews
72 mg (3% DV)
Market median: 4002.0mg (1 products) 21 studies (A:0, B:2)
Potassium
80 mg (2% DV)
150 mg
Exceeds UL by 7.5× (UL: 20 mg) 3 studies — no high-quality reviews
Tin
10 mcg
2 mg
Market median: 108.0mg (8 products) 9 studies (A:0, B:4)
10 mcg
Market median: 0.5mg (6 products) 1 studies (A:0, B:1)

Other Ingredients

Cellulose Stearic Acid FD&C Blue #2 Carmine FD&C Red #40 Croscarmellose Sodium Gelatin Magnesium Silicate Magnesium Stearate Polyethylene Glycol Polyvinyl Alcohol Starch Titanium Dioxide
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Info

Product Information

Directions for Use

Directions: As a dietary supplement, adults take one (1) tablet daily with any meal or as directed by your healthcare provider.

Warnings & Precautions

Do not exceed recommended dosage.

Warning: Consult a healthcare provider prior to use if pregnant, nursing, on medications, have a medical condition or are planning a medical procedure.

Stop use and contact a physician if adverse reactions occur.

Keep out of reach of children.

Do not use if product appears to be tampered with or seal is broken.

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of reach of children. In case of accidental overdose call a doctor or poison control center immediately.

Formulation Notes

gluten free

Multivitamin Multimineral Supplement

No added yeast or artificial flavors. Gluten Free.

Additional Information

Compare VS. One A Day Maximum This product in not manufactured or distributed by Bayer Health Care, LLC, owner of the registered trademark One A Day.

Individual results may vary.

Store at room temperature.

Guaranteed Quality Laboratory Tested

Actual Size

Metadata

Product Details

UPC / SKU7 40985 27304 3
DSLD Entry Date2025-07-24
Product TypeMulti-Vitamin and Mineral (MVM)
FormTablet or Pill
Brand21st Century
DSLD ID326338
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.