Action B-50 Caps

product on market Capsule Country Life 🟢 Safety: 96/100
Brand: Country Life
🟢 96/100

This product looks safe

  • Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • 90% of ingredients have research evidence
C Label Compliance Grade

Product Label

📄 Open Full PDF View on NIH DSLD →
📸

Have a supplement label? Find it here.

Upload a photo of any supplement label to search our database of 92,312 products.

Safety Alerts

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

Label Data

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

Supplement Facts — Evidence Check

50 mg (3333% DV)
📊 41.7× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 50mg
50 mg (2941% DV)
📊 38.5× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 50mg
50 mg (250% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1.4× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 50mg UL 35mg
50 mg (2500% DV)
📊 38.5× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 50mg UL 100mg
100 mcg (25% DV)
✅ Within RDA (0.2× RDA of 0.4 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 0.1mg UL 1.0mg
50 mcg (833% DV)
📊 20.8× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.05mg
50 mcg (17% DV)
✅ 1.7× RDA — within safe limits 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 0.05mg
50 mg (500% DV)
📊 10.0× RDA — above typical dose 📚 1 studies — no high-quality reviews
RDA 5mg This product: 50mg
50 mg
📊 Market median: 550.0mg (217 products) 📚 29 studies (Tier A: 0, B: 5)
This product: 50mg
23 mg
📊 Market median: 125.0mg (294 products) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 23mg UL 3500mg

Other Ingredients

Cellulose Cellulose Magnesium Stearate Calcium Silicate Silica

Label Claims — Verification

❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (47% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years) Kosher Gluten Free Dairy Free Sugar Free

Product Information

📋 Directions for Use

Directions: Adults take one (1) capsule daily with food. Do not exceed recommended dose.

⚠️ Warnings & Precautions

CAUTION: If you are pregnant or nursing, taking medication or planning a surgery, consult your doctor before using this product.

If any adverse reactions occur, stop taking the product and consult your doctor.

Do not accept if seal is broken.

Keep out of the reach of children.

🧪 Formulation Notes

Composed of a balanced blend of essential B Vitamins, Action B-50 is a complex created to support energy production.

YES CERTIFIED GLUTEN-FREE BY GFCO.ORG

YES CERTIFIED VEGAN BY THE AVA

YES KOSHER

NO YEAST, WHEAT OR SOY NO MILK, SALT OR SUGAR NO PRESERVATIVES NO ARTIFICIAL COLORS, FLAVORS OR SWEETENERS

Certified Gluten-Free

Additional Information

Store between 59(0)-86(0) F.

YES RECYCLABLE PACKAGING YES MANUFACTURING SUPPORTS WIND POWER

This product has been manufactured at a GMP Registered facility.

Product No. 6351 03O15NL

K

ESTABLISHED 1971

Balanced B Complex

- Supports energy - High potency dose

- Our PLEDGE of INTEGRITY - AUTHENTICITY - CLEANLINESS - FRESHNESS CONSISTENCY - ACCURACY

As a reminder, discuss the supplements and medications that you take with your health care providers.

Product Details

UPC / SKU 0 15794 06351 3
DSLD Entry Date 2015-04-24
Product Type Other Combinations
Form Capsule
Brand Country Life
DSLD ID 44050
Data Updated 2026-04-11

Research Evidence

100 Research Sources
56 Avg Quality Score
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 Cochrane
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 Cochrane
View all evidence for Thiamine →

Compare Similar Products

Bio-Cetin Forte
Bio-Cetin Forte Douglas Laboratories 100
Benfotiamine-V 150 mg
Benfotiamine-V 150 mg Benfotiamine.Net 100
Vitamin B1 250 mg The Vitamin Shoppe 100
Vitamin B1 250 mg The Vitamin Shoppe 100
Vitamin B1 (Thiamin) 100 mg Solgar 100
View all Thiamine products →
Thiamine research & evidence Best Thiamine rankings All Thiamine products More from Country Life View on NIH DSLD →