🟢 99/100

This product looks safe

  • Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • 56% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)

Label Data

1 Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
56% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
250 mg (278% DV)
10 mcg (5% 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
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
20 mg (1176% DV)
📊 15.4× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 20mg UL 100mg
Calcium
100 mg (8% 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
400 mcg (1143% DV)
📊 11.4× RDA — above typical dose 📚 197 studies (Tier A: 1, B: 55)
RDA 0.035mg This product: 0.4mg
100 mg
📊 Market median: 500.0mg (193 products) 📚 7 studies — no high-quality reviews
This product: 100mg
Gymnema
100 mg
📊 Market median: 450.0mg (390 products) 📚 155 studies (Tier A: 0, B: 63)
This product: 100mg
Button Mushroom fruiting body Extract
100 mg
📊 Market median: 200.0mg (198 products) 📚 6 studies — no high-quality reviews
This product: 50mg
📊 Market median: 450.0mg (254 products) 📚 240 studies (Tier A: 0, B: 100)
This product: 50mg
Cinnamon
50 mg
Bitter Melon Fruit Extract
50 mg
📊 Market median: 500.0mg (234 products) 📚 95 studies (Tier A: 0, B: 35)
This product: 50mg
50 mg
📊 Market median: 500.0mg (497 products) 📚 132 studies (Tier A: 0, B: 40)
This product: 50mg
50 mg
📊 Market median: 250.0mg (562 products) 📚 53 studies (Tier A: 0, B: 19)
This product: 50mg
📊 Market median: 500.0mg (138 products) 📚 2 studies — no high-quality reviews
This product: 50mg
10 mg
📊 Market median: 167.0mg (311 products) 📚 182 studies (Tier A: 0, B: 65)
This product: 10mg
Bioperine
5 mg
250 mcg
📊 Market median: 0.5mg (6 products) 📚 1 studies (Tier A: 0, B: 1)
This product: 0.25mg UL 1.8mg

Other Ingredients

Gelatin Microcrystalline Cellulose Silicon Dioxide Magnesium Stearate Rice Flour

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Suggested Use: As a dietary supplement, take (1) capsules in the morning and one (1) capsule before physical activity, or as directed by your health care professional.

⚠️ Warnings & Precautions

Caution: Do not exceed recommended dose.

This product is not intended for pregnant or nursing mothers, children under he age of 18 or individuals with a known medical condition including cardiovascular disorders or hypotension (low blood pressure).

This product is not intended for pregnant or nursing mothers, children under he age of 18 or individuals with a known medical condition including cardiovascular disorders or hypotension (low blood pressure).

If you are currently taking any prescription medication including that for high blood pressure and have questions about the advisability of taking this product, consult a physician prior to use.

Keep out of reach of children.

Do not use if safety seal is damaged or missing.

🧪 Formulation Notes

Advanced tinnitus support

Additional Information

Store in a cool, dry place.

Product Details

UPC / SKU 8 10077 53312 3
DSLD Entry Date 2022-09-22
Product Type Other Combinations
Form Capsule
DSLD ID 276448
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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