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Visionex

product on market Tablet or Pill USANA Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 40% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Lutein, zeaxanthin, and vitamin C are supported by strong evidence for maintaining macular health and reducing oxidative stress. Zinc and bilberry extract provide moderate support for retinal function and visual acuity. The ingredient profile is considered safe, though overall clinical evidence coverage for this specific formulation is limited.

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

Label

Product Label

Label for Visionex
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Tablet(s)
Serving Size
28
Servings
Other Combinations
Product Type
40%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
500 mg (556% DV)
10 mg (91% DV)
Within RDA (0.9× RDA) 263 studies (A:6, B:134)
10 mg
Market median: 10.0mg (105 products) 2 studies (A:0, B:1)
2 mg
Market median: 4.0mg (32 products)
Market median: 100.0mg (120 products)

Other Ingredients

Microcrystalline Cellulose Croscarmellose Sodium Ascorbyl Palmitate Dextrin Dextrose Soy Lecithin Sodium Carboxymethylcellulose Sodium Citrate
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Directions: Adults, take two (2) tablets daily, preferably with food.

Warnings & Precautions

Contains: Soy

Keep out of reach of children.

Consult your physician if you are pregnant, nursing, taking a prescription drug, or have a medical condition.

There is a safety seal under the cap. Do not use if the seal is broken or missing.

Formulation Notes

Contains: Soy

OK

Additional Information

Potency Guaranteed

Laboratory tested, Quality guaranteed. Meets USP specification for uniformity, potency, and disintegration, where applicable.

Store below 25(0) C

134.010101 LB.001267

OK

Metadata

Product Details

DSLD Entry Date2019-04-25
Product TypeOther Combinations
FormTablet or Pill
BrandUSANA
DSLD ID201166
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
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 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
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 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
View all evidence for Vitamin C →
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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.