🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 73% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

Have a supplement label? Find it here.

Upload a photo of any supplement label to search our database of 92,312 products.

Label Data

1 Tablet(s) Serving Size
30 Servings
Other Combinations Product Type
73% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin C
300 mg (500% DV)
600 mcg (150% DV)
✅ 1.5× RDA — within safe limits 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 0.6mg UL 1.0mg
300 mcg (5000% DV)
📊 125.0× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.3mg
150 mcg (50% DV)
📊 5.0× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 0.15mg
✅ Within RDA (0.3× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 150mg UL 3500mg
100 mg
📊 Market median: 500.0mg (223 products) 📚 22 studies (Tier A: 0, B: 1)
This product: 100mg
📊 Market median: 500.0mg (861 products) 📚 60 studies (Tier A: 4, B: 13)
This product: 100mg
Bacopa
100 mg
100 mg
📊 Market median: 120.0mg (440 products) 📚 187 studies (Tier A: 1, B: 71)
This product: 100mg
📊 Market median: 100.0mg (108 products)
Median 100.0mg This product: 50mg
45 mg
📊 Market median: 420.0mg (227 products)
Median 420.0mg This product: 45mg
✅ Within RDA (0.1× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 50mg UL 3500mg
📊 Market median: 450.0mg (390 products) 📚 155 studies (Tier A: 0, B: 63)
This product: 30mg
25 mg
📊 Market median: 167.0mg (311 products) 📚 182 studies (Tier A: 0, B: 65)
This product: 25mg
📊 Market median: 750.0mg (447 products) 📚 388 studies (Tier A: 18, B: 204)
This product: 5mg UL 3000mg

Other Ingredients

Di Calcium Phosphate Stearic Acid Microcrystalline Cellulose Croscarmellose Sodium Magnesium Stearate Silicon Dioxide Coating

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 a serving of 1-2 tablets in the morning or early afternoon, preferably with a light meal. Do not exceed suggested dosage.

⚠️ Warnings & Precautions

Caution: This product is intended for use by adults who are of normal health.

This product should not be used if you are pregnant or lactating.

Keep out of the reach of children.

Do not use if plastic safety seal is damaged or missing.

🧪 Formulation Notes

Provasil is an all-natural formula cognitive support supplement that is made with therapeutic doses of nutrients focused on brain health. In order to ensure and maintain the optimal level of quality and potency, Provasil is formulated with only the highest level of ingredients so that you can feel and perform at your best.

Made in USA Supports enhanced cognitive function Boosts memory Intensifies focus Pharmaceutical grade ingredients Maximum strength formula

Additional Information

Store in a cool dry place.

Product Details

DSLD Entry Date 2020-11-21
Product Type Other Combinations
Form Tablet or Pill
DSLD ID 239432
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 →

Compare Similar Products

View all Vitamin C products →