Vi-Stress
96/100
This product looks safe
- Niacin: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)
- 80% of ingredients have research evidence
C
Label Compliance Grade
Product Label
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Safety Alerts
⚠️ Niacin: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)
Label Data
1 Tablet(s)
Serving Size
Vitamin
Product Type
80%
Evidence Coverage
Supplement Facts — Evidence Check
Vitamin C
500 mg
(833% DV)
30 IU
(100% DV)
✅ 1.3× RDA — within safe limits
📚 177 studies (Tier A: 3, B: 90)
10 mg
(667% DV)
📊 8.3× RDA — above typical dose
📚 76 studies (Tier A: 0, B: 33)
10 mg
(588% DV)
📊 7.7× RDA — above typical dose
📚 12 studies (Tier A: 0, B: 1)
100 mg
(500% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 2.9× (UL: 35 mg)
📚 193 studies (Tier A: 5, B: 63)
5 mg
(250% DV)
📊 3.8× RDA — above typical dose (UL: 100 mg)
📚 113 studies (Tier A: 3, B: 35)
400 mcg
(100% DV)
✅ Within RDA (1.0× RDA of 0.4 mg)
📚 225 studies (Tier A: 10, B: 105)
12 mcg
(200% DV)
📊 5.0× RDA — above typical dose
📚 138 studies (Tier A: 1, B: 44)
45 mcg
(15% DV)
✅ 1.5× RDA — within safe limits
📚 26 studies (Tier A: 0, B: 11)
20 mg
(200% DV)
📊 4.0× RDA — above typical dose
📚 1 studies — no high-quality reviews
Other Ingredients
Microcrystalline Cellulose
Calcium Sulfate
Croscarmellose Sodium
Stearic Acid
Hypromellose
Talc
Vegetable Magnesium Stearate
Silicon Dioxide
FD&C yellow #6
Titanium Dioxide
Polyethylene Glycol
Triacetin
Ethyl Vanillin
Carnauba Wax
Sorbic Acid
Sodium Benzoate
Sodium Citrate
Citric Acid
Dicalcium Phosphate Dihydrate
Label Claims — Verification
❓
All Other
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: One tablet daily.
⚠️ Warnings & Precautions
TAMPER RESISTANT-DO NOT USE IF IMPRINTED SAFETY SEAL UNDER CAP IS BROKEN OR MISSING
KEEP OUT OF REACH OF CHILDREN
Additional Information
Questions or comments? Call 1-800-645-2158, weekdays 9 am-5 pm ET
Rugby SATISFACTION GUARANTEED OR YOUR MONEY BACK
Keep bottle tightly closed. Store between 15(0)-30(0)C (59(0)-86(0)F).
100 R0109
Product Details
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 for the primary prevention of cardiovascular disease
A
Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
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