🟢 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

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

Supplement Facts — Evidence Check

500 mcg (20833% DV)
📊 208.3× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.5mg
Bacopa monnieri leaf extract
200 mg
📊 Market median: 0.15mg (41 products)
Median 0.15mg This product: 0.5mg
📊 Market median: 120.0mg (440 products) 📚 187 studies (Tier A: 1, B: 71)
This product: 240mg
📊 Market median: 300.0mg (122 products) 📚 22 studies (Tier A: 0, B: 7)
This product: 50mg
DMAE
50 mg

Other Ingredients

Cellulose Stearic Acid Silica Rice Flour

Label Claims — Verification

All Other
Structure/Function
All Other (99% of products) Structure/Function (89% of products) Nutrient (56% of products)

Target Groups

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

Product Information

📋 Directions for Use

Suggested Use: 1 capsule taken 1 to 2 times daily, preferably with meals or as directed by a healthcare professional.

⚠️ Warnings & Precautions

Caution: Do not exceed recommended dose.

Do not use if you are pregnant or nursing.

Children under 18 and individuals with a known medical condition should consult a physician before using this or any dietary supplement. Keep out of reach of children.

Contraindicated in hypertension. Do not use if safety seal is damaged or missing.

🧪 Formulation Notes

Peak performance complex In one convenient capsule!

Gluten free Made with Non-GMO ingredients

Made without caffeine

Memory, focus & clarity

Additional Information

Store in a cool, dry place.

Lab verified Made in the USA with Global Ingredients

#howizhou Facebook Instagram

Product Details

UPC / SKU 8 59805 00626 3
DSLD Entry Date 2023-06-22
Product Type Other Combinations
Form Capsule
Brand ZHOU
DSLD ID 286222
Data Updated 2026-04-11

Research Evidence

237 Research Sources
53 Avg Quality Score
83 Meta Analysis
74 Systematic Review
45 Rct
29 Clinical Trial
2 Guideline
2 Regulatory Source
1 Openfda Safety
A Associations between serum Homocysteine, vitamin B9, and vitamin B12 levels and the formation of intracranial Aneurysms: A systematic review and meta-analysis
Meta Analysis Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia 2025
A Intake of vitamin B6, folate, and vitamin B12 and risk of coronary heart disease: a systematic review and dose-response meta-analysis of prospective cohort studies
Meta Analysis Critical reviews in food science and nutrition 2019
A Oral vitamin B12 versus intramuscular vitamin B12 for vitamin B12 deficiency
Systematic Review The Cochrane database of systematic reviews 2018
A Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression
Meta Analysis Nutrients 2021
A Efficacy of different routes of vitamin B12 supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta-analysis
Systematic Review Irish journal of medical science 2024
B Helicobacter pylori infection and micronutrient deficiency in pregnant women: a systematic review and meta-analysis
Meta Analysis BMJ open gastroenterology 2020
B Vitamin B12 supplementation during pregnancy for maternal and child health outcomes
Systematic Review The Cochrane database of systematic reviews 2024
B A comprehensive review and meta-regression analysis of randomized controlled trials examining the impact of vitamin B12 supplementation on homocysteine levels
Meta Analysis Nutrition reviews 2024
B Relationship between vitamin B12 levels and motor development: A systematic review
Systematic Review Clinical nutrition ESPEN 2024
B Vitamin B12, folate, and homocysteine in metabolic syndrome: a systematic review and meta-analysis
Meta Analysis Frontiers in endocrinology 2023
View all evidence for Vitamin B12 →

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