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B-50 Powder

product on market Powder NOW Safety: 97/100
97/100

This product looks safe

  • Vitamin B3: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • 82% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This product contains a complex of B vitamins that support energy metabolism and neurological function. There is strong clinical evidence supporting the roles of B1, B2, B6, and B12 in cellular health. The formulation maintains a high safety profile for general use.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Vitamin B3: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for B-50 Powder
Open Full PDF View on NIH DSLD →
Details

Label Data

0.25 tsp
Serving Size
220
Servings
Other Combinations
Product Type
82%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

50 mg (3330% DV)
41.7× RDA — above typical dose 76 studies (A:0, B:33)
50 mg (2950% DV)
38.5× RDA — above typical dose 13 studies (A:0, B:1)
50 mg (250% DV)
Exceeds UL by 1.4× (UL: 35 mg) 196 studies (A:5, B:63)
50 mg (2500% DV)
38.5× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
50 mcg (850% DV)
20.8× RDA — above typical dose 139 studies (A:1, B:44)
100 mcg (30% DV)
3.3× RDA — above typical dose 27 studies (A:0, B:11)
100 mcg (25% DV)
Within RDA (0.2× RDA) 226 studies (A:10, B:105)
50 mg (500% DV)
10.0× RDA — above typical dose 2 studies — no high-quality reviews
50 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
50 mg
Within RDA (0.1× RDA) 38 studies (A:1, B:7)
50 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)

Other Ingredients

Rice Flour
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Info

Product Information

Directions for Use

SUGGESTED USAGE: As a dietary supplement, take one rounded 1/4 heaping teaspoon daily, preferably with meals.

Warnings & Precautions

Do Not Eat Freshness Packet. Keep in Bottle.

Formulation Notes

Vegetarian Formula

Contains no yeast, wheat, gluten, sugar, salt, corn, soy or milk.

Vegetarian Formula.

Additional Information

CODE 0510 V1

B-50 Powder is a blend of key B vitamins combined with other nutritional factors for enhanced synergism. This formula provides high potencies of the most important B vitamins and is designed to supply your body’s required daily intake in one complete supplement.

NUTRITIONAL HEALTH

GMP QUALITY ASSURED

Metadata

Product Details

UPC / SKU7 33739 00510 6
DSLD Entry Date2012-12-21
Product TypeOther Combinations
FormPowder
BrandNOW
DSLD ID14289
Data Updated2026-04-11
Research

Research Evidence

100
Research Sources
56
Avg Quality
48
Systematic Review
30
Meta Analysis
13
Rct
6
Clinical Trial
1
Cochrane Review
1
Regulatory Source
B Thiamine for prevention and treatment of Wernicke-Korsakoff Syndrome in people who abuse alcohol
Systematic Review The Cochrane database of systematic reviews 2013 PubMed DOI
B Efficacy of B-vitamins and vitamin D therapy in improving depressive and anxiety disorders: a systematic review of randomized controlled trials
Systematic Review Nutritional neuroscience 2023 PubMed DOI
B Effect of thiamine supplementation on glycaemic outcomes in adults with type 2 diabetes: a systematic review and meta-analysis
Meta Analysis BMJ open 2022 PubMed DOI
B Effect of intravenous thiamine administration on critically ill patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2024 PubMed DOI
B Effect of adjunctive vitamin C, glucocorticoids, and vitamin B1 on longer-term mortality in adults with sepsis or septic shock: a systematic review and a component network meta-analysis
Systematic Review Intensive care medicine 2022 PubMed DOI
B Effect of Combined Diclofenac and B Vitamins (Thiamine, Pyridoxine, and Cyanocobalamin) for Low Back Pain Management: Systematic Review and Meta-analysis
Meta Analysis Pain medicine (Malden, Mass.) 2020 PubMed DOI
B Thiamine, Ascorbic Acid, and Hydrocortisone As a Metabolic Resuscitation Cocktail in Sepsis: A Meta-Analysis of Randomized Controlled Trials With Trial Sequential Analysis
Meta Analysis Critical care medicine 2021 PubMed DOI
B The effects of thiamine supplementation on patients with heart failure: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Complementary therapies in medicine 2022 PubMed DOI
B Hydrocortisone Combined with Vitamin C and Thiamine in the Treatment of Sepsis/Septic Shock: A Systematic Review with Meta-Analysis and Trial Sequential Analysis
Meta Analysis Clinical and investigative medicine. Medecine clinique et experimentale 2023 PubMed DOI
B Thiamine for Wernicke-Korsakoff Syndrome in people at risk from alcohol abuse
Systematic Review The Cochrane database of systematic reviews 2004 PubMed
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.