🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

3 Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
50% Evidence Coverage

Supplement Facts — Evidence Check

N-Acetyl-L-Cysteine
1000 mg
📊 Market median: 260.0mg (249 products) 📚 156 studies (Tier A: 4, B: 61)
This product: 500mg
📊 Market median: 450.0mg (254 products) 📚 240 studies (Tier A: 0, B: 100)
This product: 200mg
whole Coffee fruit extract
100 mg

Other Ingredients

Hypromellose Microcrystalline Cellulose Magnesium Stearate Silicon Dioxide

Label Claims — Verification

All Other
Structure/Function
All Other (99% of products) Structure/Function (86% of products) Nutrient (9% of products)

Target Groups

Vegetarian Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Suggested Adult Use: Take 3 capsules daily with food, or as recommended by a nutritionally informed physician.

⚠️ Warnings & Precautions

Warning: Consult a physician before taking this product if pregnant, nursing, taking medication, or have a medical condition.

Keep out of reach of children.

🧪 Formulation Notes

Doctor's Best Brain Formula helps complement neuron production by enhancing and maintaining the Brain-Derived Neurotrophic Factor (BDNF) levels. Quality neurons are vital in higher thinking functions, learning and long-term memory. This blend features properties known to support healthy cognitive function, memory, focus, and overall brain health.

The combination of N-Acetyl-L-Cysteine (NAC), curcumin, flavonoid containing extracts from green tea leaf, and whole coffee fruit are beneficial to the body's collective antioxidant potential capacity, supporting immune health and a positive mood.

Helps support the BDNF levels Helps support cognitive function, focus & attention Helps support and maintain a positive mood

Helps support cognitive function, focus & mood

Vegetarian

Non-GMO Gluten free Soy free

This product contains natural ingredients that may vary in color.

Additional Information

Store in a cool dry place.

Product Details

UPC / SKU 7 53950 00550 1
DSLD Entry Date 2023-03-22
Product Type Other Combinations
Form Capsule
DSLD ID 270687
Data Updated 2026-04-11

Research Evidence

188 Research Sources
56 Avg Quality Score
101 Meta Analysis
58 Systematic Review
15 Clinical Trial
13 Rct
1 Openfda Safety
A The effect of Green green tea consumption on body mass index, lipoprotein, liver enzymes, and liver cancer: An updated systemic review incorporating a meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2024
A Green Tea Consumption and Risk of Breast Cancer and Recurrence-A Systematic Review and Meta-Analysis of Observational Studies
Meta Analysis Nutrients 2018
A Green tea (Camellia sinensis) for the prevention of cancer
Meta Analysis The Cochrane database of systematic reviews 2020
A The Effect of Antioxidant Polyphenol Supplementation on Cardiometabolic Risk Factors: A Systematic Review and Meta-Analysis
Meta Analysis Nutrients 2024
B Green tea for weight loss and weight maintenance in overweight or obese adults
Meta Analysis The Cochrane database of systematic reviews 2012
B Green tea consumption and risk of pancreatic cancer: a meta-analysis
Meta Analysis Nutrients 2014
B Safety and Effectiveness of Oral Nutraceuticals for Treating Acne: A Systematic Review
Systematic Review JAMA dermatology 2023
B Dietary Strategies for Weight Loss Maintenance
Meta Analysis Nutrients 2019
B Green and black tea for the primary prevention of cardiovascular disease
Meta Analysis The Cochrane database of systematic reviews 2013
B Risk factors for stomach cancer: a systematic review and meta-analysis
Meta Analysis Epidemiology and health 2020
View all evidence for Green Tea →

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