Energy

product on market Tablet or Pill Bayer One A Day 🟢 Safety: 99/100
Brand: Bayer One A Day
🟢 99/100

This product looks safe

  • Niacin: 40mg is 1.1× the Tolerable Upper Intake Level (35mg)
  • 61% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Niacin: 40mg is 1.1× the Tolerable Upper Intake Level (35mg)

Label Data

1 Tablet(s) Serving Size
Other Combinations Product Type
61% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin A
3500 IU (70% DV)
Vitamin C
60 mg (100% DV)
400 IU (100% DV)
✅ Within RDA (0.7× RDA of 0.015 mg) 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.01mg UL 0.1mg
30 IU (100% DV)
✅ 1.3× RDA — within safe limits 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 20.1mg UL 1000mg
25 mcg (31% DV)
✅ Within RDA (0.2× RDA of 0.12 mg) 📚 273 studies (Tier A: 9, B: 175)
RDA 0.12mg This product: 0.025mg
3 mg (200% DV)
✅ 2.5× RDA — within safe limits 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 3mg
3.4 mg (200% DV)
✅ 2.6× RDA — within safe limits 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 3.4mg
40 mg (200% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1.1× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 40mg UL 35mg
4 mg (200% DV)
📊 3.1× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 4mg UL 100mg
400 mcg (100% DV)
✅ Within RDA (1.0× RDA of 0.4 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 0.4mg UL 1.0mg
12 mcg (200% DV)
📊 5.0× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.012mg
300 mcg (100% DV)
📊 10.0× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 0.3mg
10 mg (100% DV)
✅ 2.0× RDA — within safe limits 📚 1 studies — no high-quality reviews
RDA 5mg This product: 10mg
Calcium
250 mg (25% DV)
Iron
9 mg (50% DV)
150 mcg (100% DV)
✅ Within RDA (1.0× RDA of 0.15 mg) 📚 243 studies (Tier A: 4, B: 133)
RDA 0.15mg This product: 0.15mg UL 1.1mg
40 mg (10% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 40mg
15 mg (100% DV)
✅ 1.4× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 15mg UL 40mg
45 mcg (64% DV)
✅ Within RDA (0.8× RDA of 0.055 mg) 📚 172 studies (Tier A: 0, B: 67)
RDA 0.055mg This product: 0.045mg UL 0.4mg
2 mg (100% DV)
✅ 2.2× RDA — within safe limits 📚 36 studies (Tier A: 0, B: 11)
RDA 0.9mg This product: 2mg UL 10mg
2 mg (100% DV)
✅ Within RDA (0.9× RDA of 2.3 mg) 📚 8 studies — no high-quality reviews
RDA 2.3mg This product: 2mg UL 11mg
100 mcg (83% DV)
✅ 2.9× RDA — within safe limits 📚 197 studies (Tier A: 1, B: 55)
RDA 0.035mg This product: 0.1mg
25 mcg (33% DV)
✅ Within RDA (0.6× RDA of 0.045 mg) 📚 2 studies — no high-quality reviews
RDA 0.045mg This product: 0.025mg UL 2mg
90 mg (3% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 90mg
Potassium
99 mg (3% DV)
Nickel
5 mcg
Tin
10 mcg
5 mg
📊 Market median: 108.0mg (8 products) 📚 9 studies (Tier A: 0, B: 4)
This product: 5mg
10 mcg
📊 Market median: 0.5mg (6 products) 📚 1 studies (Tier A: 0, B: 1)
This product: 0.01mg UL 1.8mg
150 mcg
📊 Market median: 3.0mg (58 products) 📚 2 studies — no high-quality reviews
This product: 0.15mg UL 20mg
200 mg
📊 Market median: 495.0mg (70 products)
Median 495.0mg This product: 200mg

Other Ingredients

Calcium Carbonate Potassium Chloride Cellulose Guarana seed powder Caffeine Ascorbic Acid Magnesium Oxide Dicalcium Phosphate Niacinamide Corn Starch DL-Alpha-Tocopheryl Acetate Ferrous Fumarate Croscarmellose Sodium Stearic Acid Polyvinyl Alcohol Zinc Oxide Maltodextrin Silicon Dioxide Acacia Magnesium Stearate Ethylcellulose Calcium D-Pantothenate Crospovidone Titanium Dioxide Gelatin Polyethylene Glycol Talc Manganese Sulfate Pyridoxine Hydrochloride Cupric Sulfate Riboflavin Thiamine Mononitrate Glucose Hypromellose Castor Oil Sodium Borate FD&C Yellow #5 Lake Vitamin A Acetate Beta-Carotene Folic Acid Chromium Chloride Biotin Potassium Iodide FD&C Blue #1 Lake Sodium Selenate Sodium Molybdate Phytonadione Nickelous Sulfate Sodium Metavanadate Stannous Chloride Tricalcium Phosphate Cyanocobalamin Cholecalciferol

Label Claims — Verification

❓ Nutrient
❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (76% of products) Nutrient (58% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Directions: Adults: One tablet daily, with food.

⚠️ Warnings & Precautions

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.

Do not use if pregnant or breast-feeding.

KEEP OUT OF REACH OF CHILDREN CHILD RESISTANT CAP

Do not use this product if safety seal bearing "SEALED for YOUR PROTECTION" under cap is torn or missing.

🧪 Formulation Notes

This product contains about as much caffeine as a cup of coffee.

Complete Multivitamin Plus More to Support: - Physical Energy by Converting Food to Fuel with B-Vitamins - Mental Alertness with a unique Guarana Blend - Healthy Immune System with Vitamins C, A, Selenium and Zinc - Healthy Heart with Vitamins B6, B12, C, E and Folic Acid

Key Ingredients To Help Support: PHYSICAL ENERGY Vitamins B6, B12, Pantothenic Acid, Iron, Chromium, Folic Acid IMMUNITY Vitamins C, A, Selenium, Zinc STRESS OF PHYSICAL ACTIVITY Vitamins A, C, E, Selenium HEART HEALTH Vitamins B6, B12, C, E, Folic Acid MENTAL ENERGY Vitamins B6, B12, Guarana Blend, Thiamin, Niacin, Riboflavin

Contains: Soy.

Additional Information

EXPIRATION DATE:

Complete Multivitamin Plus More to Support: - Physical Energy - Mental Alertness - Healthy Immune System - Heart Health

Supports Physical & Mental Energy

BAYER BAYER

Bayer HealthCare

Made in U.S.A.

AP5121N08 IFCC515

Product Details

UPC / SKU 0 16500 53025 1
DSLD Entry Date 2012-06-01
Product Type Other Combinations
Form Tablet or Pill
Brand Bayer One A Day
DSLD ID 9711
Data Updated 2026-04-11

Research Evidence

337 Research Sources
54 Avg Quality Score
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 Cochrane
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 Cochrane
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 Cochrane
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 Cochrane
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 Cochrane
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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