Sustained Release Vita-C 500
90/100
This product looks safe
- Contains proprietary blend — exact ingredient amounts not disclosed
- 33% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Safety Alerts
ℹ️ Contains proprietary blend — exact ingredient amounts not disclosed
Label Data
1 Tablet(s)
Serving Size
180
Servings
Other Combinations
Product Type
33%
Evidence Coverage
Supplement Facts — Evidence Check
Total Carbohydrates
1 Gram(s)
(1% DV)
Vitamin C
500 mg
(556% DV)
📊 Market median: 500.0mg (283 products)
📚 173 studies (Tier A: 0, B: 62)
Other Ingredients
Dicalcium Phosphate
Microcrystalline Cellulose
Hydroxypropyl Methylcellulose
Grapefruit Oil
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)
Kosher
Gluten Free
Product Information
📋 Directions for Use
Directions: Take 1 tablet daily.
⚠️ Warnings & Precautions
Seal under cap for your protection.
Manufactured in a facility that may also process tree nuts, peanuts, milk, soy, wheat, sesame, shellfish, and fish.
🧪 Formulation Notes
Cellular Antioxidant & Immune Protection A proprietary, plant-based, sustained-release delivery system helps protect cells & enhances immune function.
GF Gluten Free
Kosher
100% Carbon Neutral
No artificial flavors, sweeteners, colors, or preservatives
Clinically shown to raise blood levels of vitamin C for up to 12 hours
Star-K (Kosher)
Vitamin C isn't manufactured or stored in the body & must be continually replenished through diet.
Additional Information
Star-K (Kosher)
Dr Shaklee
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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