ADA Load
95/100
This product looks safe
- Vanadyl Sulfate Pentahydrate: 10mg is 5.6× the Tolerable Upper Intake Level (1.8mg)
- 29% of ingredients have research evidence
C
Label Compliance Grade
Product Label
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Safety Alerts
⚠️ Vanadyl Sulfate Pentahydrate: 10mg is 5.6× the Tolerable Upper Intake Level (1.8mg)
Label Data
2 Capsule(s)
Serving Size
60
Servings
Other Combinations
Product Type
29%
Evidence Coverage
Supplement Facts — Evidence Check
375 mg
📊 Market median: 500.0mg (234 products)
📚 95 studies (Tier A: 0, B: 35)
Gymnema sylvestre leaf extract
275 mg
Bitter Melon extract
250 mg
200 mg
📊 Market median: 200.0mg (198 products)
📚 6 studies — no high-quality reviews
Cinnulin PF - Cinnamon bark extract
125 mg
Capsorb
50 mg
⚠️ Exceeds Tolerable Upper Intake Level by 5.6× (UL: 1.8 mg)
📚 1 studies (Tier A: 0, B: 1)
Other Ingredients
Gelatin
Magnesium Stearate
Silicon Dioxide
Label Claims — Verification
❓
All Other
All Other (100% of products)
Structure/Function (86% of products)
Nutrient (4% of products)
Target Groups
Adult (18 - 50 Years)
Product Information
🧪 Formulation Notes
Insulin mimicking nutrient partitioning formula
Additional Information
Forged in steel, backed by science.
Made in the U.S.A.
GMP Certified Good Manufacturing Practice Quality Product
Product Details
DSLD Entry Date
2020-06-24
Product Type
Other Combinations
Form
Capsule
Brand
Steel Supplements
DSLD ID
223507
Data Updated
2026-04-11
Research Evidence
98
Research Sources
55
Avg Quality Score
48
Systematic Review
39
Meta Analysis
4
Rct
4
Clinical Trial
1
Other
1
Narrative Review
1
Openfda Safety
B
Efficacy and safety of berberine for dyslipidaemias: A systematic review and meta-analysis of randomized clinical trials
B
Effects berberine-silymarin on liver enzymes: A systematic review and meta-analysis of randomized controlled trials
B
Efficacy and safety of berberine for several cardiovascular diseases: A systematic review and meta-analysis of randomized controlled trials
B
Effect of Berberine on C-reactive protein: A systematic review and meta-analysis of randomized controlled trials
B
Overall and Sex-Specific Effect of Berberine on Glycemic and Insulin-Related Traits: a Systematic Review and Meta-Analysis of Randomized Controlled Trials
B
The clinical efficacy and safety of berberine in the treatment of non-alcoholic fatty liver disease: a meta-analysis and systematic review
B
Berberine Effects in Pre-Fibrotic Stages of Non-Alcoholic Fatty Liver Disease-Clinical and Pre-Clinical Overview and Systematic Review of the Literature
B
Efficacy and Safety of Berberine Alone or Combined with Statins for the Treatment of Hyperlipidemia: A Systematic Review and Meta-Analysis of Randomized Controlled Clinical Trials
B
Effects of Berries, Phytochemicals, and Probiotics on Atherosclerosis through Gut Microbiota Modification: A Meta-Analysis of Animal Studies
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