🟢 86/100

This product is generally safe

  • Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • Folate: 665mg is 665.0× the Tolerable Upper Intake Level (1.0mg)
  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 56% of ingredients have research evidence
D Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
⚠️ Folate: 665mg is 665.0× the Tolerable Upper Intake Level (1.0mg)
ℹ️ Contains proprietary blend — exact ingredient amounts not disclosed

Label Data

1 Tablet(s) Serving Size
20 Servings
Other Combinations Product Type
56% Evidence Coverage

Supplement Facts — Evidence Check

Calories
5 Calorie(s)
Total Carbohydrates
1 Gram(s) (1% DV)
Vitamin C
1000 mg (1111% DV)
15 mg (1250% DV)
📊 12.5× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 15mg
15 mg (1154% DV)
📊 11.5× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 15mg
50 mg (313% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1.4× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 50mg UL 35mg
10 mg (588% DV)
📊 7.7× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 10mg UL 100mg
665 mcg DFE (166% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 665.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 665mg UL 1.0mg
10 mcg (417% DV)
📊 4.2× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.01mg
150 mcg (500% DV)
📊 5.0× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 0.15mg
23 mg (460% DV)
📊 4.6× RDA — above typical dose 📚 1 studies — no high-quality reviews
RDA 5mg This product: 23mg
Calcium
50 mg (4% DV)
50 mg (12% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 50mg
10 mg (91% DV)
✅ Within RDA (0.9× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 10mg UL 40mg
Sodium
260 mg (11% DV)
Potassium
5 mg (1% DV)
Proprietary Blend
87.78 mg
44 mg
📊 Market median: 180.0mg (239 products) 📚 43 studies (Tier A: 1, B: 19)
This product: 44mg UL 400mg

Other Ingredients

Citric Acid Ascorbic Acid Sodium Bicarbonate Maltodextrin Magnesium Sulfate Calcium Carbonate Magnesium Carbonate Polyvinylpolypyrrolidone Caffeine Less than 2% of:

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Directions: Adults: Dissolve 1 tablet in 8-12 ounces of water in a glass or bottle. Drink once daily. Drop into glass. Break into bottle.

⚠️ Warnings & Precautions

This product contains about as much caffeine as a cup of coffee (90mg). For adult use only.

If pregnant, breast-feeding, taking medication, or have any medical condition ask a health professional before use.

Ask your doctor before use if you are on a sodium-restricted diet.

Keep out of reach of children

Do not exceed recommended intake Do not use if cap drop ring is broken or missing.

🧪 Formulation Notes

Mental sharpness Supports mental sharpness with both Guarana and caffeine + Physical energy Supports energy with B-Vitamins to help convert food to fuel

This product contains about as much caffeine as a cup of coffee (90mg).

Additional Information

Portable tube pack

From the makers of One A Day

Store at room temperature. Avoid excessive heat and moisture. Replace cap after use.

Questions or comments? Please call 1-800-800-4793 (Mon-Fri 9am-5pm EST) Made in Indonesia

Product Details

UPC / SKU 0 16500 56370 9
DSLD Entry Date 2021-11-19
Product Type Other Combinations
Form Tablet or Pill
Brand Bayer
DSLD ID 256857
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
148 Meta Analysis
82 Systematic Review
71 Rct
62 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Narrative Review
1 Other
1 Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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