B-2 100 mg®

Vitamins

Brand: Wonder Laboratories

CapsuleVitaminOn Market
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Net Contents

250 Capsule(s)

Serving Size

1 Capsule(s)

Servings Per Container

250

Supplement Form

Capsule

Bar Code (UPC/SKU)

Not specified

Product Version

Rev. #02

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

1% Daily Value Coverage

1 ingredients report a %DV; 1 meet or exceed 100% DV.

2Dietary Attributes

Label states: Gluten-Free, Kosher.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Free From

  • Gluten

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Capsule(s) · 1 per day

IngredientAmount Per Serving% Daily Value
Riboflavin100 mg5882%

Not Present

Other Ingredients

Vegetable Cellulosek-GelatinSilicaVegetable Magnesium Stearate

Target Groups

Adult (18 - 50 Years)KosherGluten Free

Label Claims

All Other

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Directions: As a dietary supplement, take 1 capsule daily, with a meal.

Warnings & Precautions

Precautions re: All Other

Tamper evident: Do not use this product if imprinted foil seal under cap is broken or missing.

Precautions re: Children

Keep out of reach of children.

Precautions re: All Other

Riboflavin (Vitamin B-2) turns the urine bright yellow. This is a normal occurance.

Precautions re: Pregnant or Nursing or Prescription Medications

Caution: If you are pregnant or nursing, consult your physician before taking this product.

Storage

Storage

Keep tightly closed. Store at room temperature: 59 degrees - 86 degrees F (15 degrees to 30 degrees C).

Formulation

Formulation re: Other

Mfg. in an FDA Registered Facility, using Good Manufacturing Practices (GMPs)

Formulation re: Other

Conforms to USP <2091> for weight. Meets USP <2040> disintegration for maximum bioavailability.

Formulation re: Does NOT Contain

Gluten free

Formula re: Kosher

Ko Kosher Service

Formulation re: Other

Made in USA

FDA Statements

FDA Statement of Identity

Dietary Supplement

Other Label Statements

General Statements: All Other Content

Formula 261

General Statements: All Other Content

Was a tablet now a capsule

Seals/Symbols

Ko Kosher Service

Manufacturer & Distributor

Distributor

Wonder Laboratories

115 S.C.T. Ct., White House, TN, 37188

Market Reference

$4.82 – $59.95· 40 listings
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  • NOW B-2 100 mg 100 Capsules

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  • NOW Foods 100 mg Veg Capsules

    personalpower4.8(4100)
    $7.99
  • Mason Natural Tablets B-2 100 mg 100 ct

    AmericanPharmaWholesale.com4.9(38)
    $4.82Lowest
  • Sundance 100mg Capsules

    Thrifty White Health Essentials5.0(1)
    $7.82
  • Now Foods Riboflavin 100mg 100 Veg Capsules

    Purely Integrative4.8(4200)
    $8.99
  • Nature's Truth B-2 100 mg Tablets

    Walmart - Natures Truth LLC4.1(9)
    $9.49

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

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Research & Studies

  • Impact of Vitamin B1 and Vitamin B2 Supplementation on Anxiety, Stress, and Sleep Quality: A Randomized, Double-Blind, Placebo-Controlled Trial

    Y Tao, M Wu, B Su, H Lin, Q Li, T Zhong, Y Xiao, X Yu - Nutrients, 2025 - mdpi.com

    … , taking vitamin B1 and B2 supplements may be an effective … health burden facing modern society. Future research could further evaluate the effects of vitamin B1 and B2 supplements in …

    20255 citations
  • Dietary nutrients in edible mushroom, Agaricus bisporus and their radical scavenging, antibacterial, and antifungal effects

    R Krishnamoorthi, M Srinivash, PU Mahalingam… - Process …, 2022 - Elsevier

    The present study aims to explore the dietary nutrient levels of the edible mushroom, A. bisporus by biochemical analysis and evaluated their medicinal value in treating the human …

    2022104 citations
  • Edible mushrooms trending in food: Nutrigenomics, bibliometric, from bench to valuable applications

    E Sharma, R Bairwa, P Lal, S Pattanayak… - Heliyon, 2024 - cell.com

    … wonder food, playing crucial role in sustaining health, thus, an … given special attention as dietary supplements as they contain … of edible mushrooms as a wonder food, relates the effect of …

    202446 citations
  • Oral T4-like phage cocktail application to healthy adult volunteers from Bangladesh

    SA Sarker, S McCallin, C Barretto, B Berger, AC Pittet… - Virology, 2012 - Elsevier

    … A 9-phage cocktail was given to 15 healthy adults from Bangladesh at a dose of 3×10 9 and 3×10 7 plaque-forming units and placebo respectively. Phages were detected in 64% of the …

    2012308 citations
  • Vitamin B2 Sensitizes Cancer Cells to Vitamin-C-Induced Cell Death via Modulation of Akt and Bad Phosphorylation

    N Chen, S Yin, X Song, L Fan, H Hu - Journal of agricultural and …, 2015 - ACS Publications

    … health benefits, including anticancer activity. Vitamin … Our findings identified vitamin B 2 as a promising sensitizer for … (16) We wonder whether the coexistence of vitamin C and B …

    201519 citations
  • Recent developments and innovative application of propolis in the food industry: a natural preservative from honeybee waste: NBP Reddy et al.

    NBP Reddy, C Indumathi, S Deotale, PC Nath… - Food Science and …, 2025 - Springer

    … herbal medicine, dietary supplements, and topical products for its health-promoting effects … B 1 (thiamine), B 2 (riboflavin), and B 6 have been identified in propolis, with B 1 and B 2 , and …

    202510 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-12-18. DSLD Label ID: 262559. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.