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Better B

product on market Capsule Progressive Professional from Progressive Laboratories Safety: 97/100
97/100

This product looks safe

  • Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • 75% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains a blend of B vitamins, including thiamine, riboflavin, and folate, which are essential for energy metabolism and neurological function. There is strong clinical evidence supporting the role of these nutrients in maintaining cellular health. The profile maintains a high safety score, indicating a low risk of adverse effects for most users.

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

Alerts

Safety Alerts

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

Label

Product Label

Label for Better B
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
90
Servings
Other Combinations
Product Type
75%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

25 mg (1667% DV)
20.8× RDA — above typical dose 76 studies (A:0, B:33)
10 mg (588% DV)
7.7× 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)
10 mg (500% DV)
7.7× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
400 mcg (100% DV)
Within RDA (1.0× RDA) 226 studies (A:10, B:105)
100 mcg (1667% DV)
41.7× RDA — above typical dose 139 studies (A:1, B:44)
330 mcg (110% DV)
11.0× RDA — above typical dose 27 studies (A:0, B:11)
100 mg (1000% DV)
20.0× RDA — above typical dose 2 studies — no high-quality reviews
50 mg
Within RDA (0.1× RDA) 38 studies (A:1, B:7)
25 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
Intrinsic factor
20 mg

Other Ingredients

Rice Flour Gelatin Corn Starch L-Leucine Glyceryl Behenate Medium Chain Triglyceride Silica
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Info

Product Information

Warnings & Precautions

Pregnant and/or lactating women should consult their physician prior to use.

Tamper evident band around cap and seal on bottle. Do not use if either seal is broken or missing.

Keep out of reach of children.

Formulation Notes

Progressive Laboratories manufactured this product in its 3rd party GMP-inspected facility. (Good Manufacturing Practices)

Gluten free

High potency bioactive B-Vitamins

Additional Information

Directions: One capsule three times daily, with food, or as directed by a health care professional.

Sold only for dispensing by a licensed health care professional.

GMP Good Manufacturing Practice Certified GMP Compliant 21 CFR 111

Metadata

Product Details

UPC / SKU3 51821 01036 6
DSLD Entry Date2022-04-11
Product TypeOther Combinations
FormCapsule
BrandProgressive Professional from Progressive Laboratories
DSLD ID261404
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
View all evidence for Thiamine →
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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.