Vitamin B-2 400 mg®

Vitamins

Brand: Best Naturals

CapsuleVitaminOn Market

Functions

Energy & Metabolism

Product label for Vitamin B-2 400 mg — Click to view full label

Net Contents

120 Vegetarian Capsule(s)

Serving Size

1 Vegetarian Capsule(s)

Servings Per Container

120

Supplement Form

Capsule

Bar Code (UPC/SKU)

8 17716 01497 5

Product Version

Not Present

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.

1Dietary Attributes

Label states: Gluten-Free.

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

Milk
Egg
Fish
Wheat
Soy
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 Vegetarian Capsule(s) · 1 per day

Ingredient	Amount Per Serving	% Daily Value
Riboflavin(Vitamin B2)	400 mg	30769%

Not Present

Other Ingredients

CapsuleMagnesium StearateSilicon Dioxide

Target Groups

Adult (18 - 50 Years)Gluten FreeDairy FreeSugar Free

Label Claims

NutrientAll OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Use: As a dietary supplement, take 1 capsule daily with a meal or as directed by your qualified health care professional.

Warnings & Precautions

Precautions re: Pregnant or Nursing or Prescription Medications

Caution: For adults only, if you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.

Precautions re: All Other

Caution: For adults only, if you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use. Discontinue use and consult your doctor if any adverse reactions occur.

Precautions re: Allergies

Keep out of the reach of children.

Precautions re: All Other

Do not use if safety seal is broken or missing.

Storage

Keep in cool, dry place.

Formulation

Formula re: Contains

Vitamin B-2, also known as Riboflavin, is a member of the B-vitamin family. It occurs naturally in green vegetables, liver, kidneys, wheat germ, milk, eggs, cheese and fish. It is essential nutrient for energy production and the metabolism of carbohydrates, fats, and proteins. Certain research publications indicate that Vitamin B-2 may help support the following: Supports healthy nervous system. Supports healthy vision, skin and hair. Supports fat & energy metabolism.

Formula re: Contains

(Riboflavin)

Formulation re: Other

Premium formula

Formulation re: Other

3rd party lab tested

Formulation re: Does NOT Contain

No artificial color, flavor or sweetener, no preservatives, no sugar, no starch, no milk, no corn, no soy, no egg, no lactose, no gluten, no wheat, no yeast, no fish.

FDA Statements

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

FDA Statement of Identity

Dietary Supplement

Other Label Statements

Seals/Symbols

Made in USA

Seals/Symbols

GMP Good Manufacturing Practice Product

General Statements: All Other Content

For additional information call 1-877-659-6004

Manufacturer & Distributor

Distributor

Best Naturals

PO Box 394, Kenilworth, NJ, 07033, USA

1-877-659-6004

Market Reference

$8.78 – $182.06· 36 listings

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Brieofood Vitamin B2 400mg 120 Veggie Capsules
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$10.39
Best Naturals Vitamin B2 (Riboflavin) 400mg & Magnesium Glycinate 425 mg
GoSupps.com
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$25.49
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$23.09

Where to Buy Locally

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

Research & Studies

Riboflavin: the health benefits of a forgotten natural vitamin
N Suwannasom, I Kao, A Pruß, R Georgieva… - International journal of …, 2020 - mdpi.com
… RF is also known as an essential vitamin B 2 , a water-soluble vitamin, is heat stable. Cooking … High dose of RF, 400 mg/d, appears to have a preventive effect or some beneficial effects …
2020566 citations
Vitamin supplementation as possible prophylactic treatment against migraine with aura and menstrual migraine
MM Shaik, SH Gan - BioMed research international, 2015 - Wiley Online Library
… The various clinical trials conducted among migraine patients using vitamin B 2 are … Italy B 2 (200 mg/day or 400 mg/day) randomly administered 41 Compared with baseline 6 …
2015124 citations
Vitamin B2: Riboflavin
BA Buehler - Journal of Evidence-Based Complementary & …, 2011 - journals.sagepub.com
… A randomized, placebo-controlled trial investigated the effects of 400 mg/d of riboflavin taken for 3 months in 54 men and women with a history of recurrent migraine headaches. …
201173 citations
Enhancement of vitamin B stability with the protection of whey protein and their interaction mechanisms
Y Guo, F Wang, T Yang, S Li, J Dong, Y Fan, Z Zhang… - Food chemistry, 2024 - Elsevier
… Whey protein is expected to protect vitamin B by forming complexes through secondary … on vitamins B 1 , B 2 , B 3 and B 6 were characterized. The percentage losses of vitamin B were …
202421 citations
Physicochemical, antioxidant and antimicrobial activities of green teas manufactured from common tea clones of different gardens in Bangladesh
A Sarkar, M Alam, P Roy, R Biswas… - Journal of Agriculture and …, 2022 - Elsevier
… pH, total soluble solids, vitamin B (B 1 , B 2 ) and C, caffeine and tannin of green teas were … amount of vitamin B 1 , B 2 , and C which was 1450.02, 2707.12, and 2983.04 mg/100g …
202229 citations
B vitamins and the brain: mechanisms, dose and efficacy—a review
DO Kennedy - Nutrients, 2016 - mdpi.com
… vitamins (thiamine (B 1 ), riboflavin (B 2 ), niacin (B 3 ), pantothenic acid (B 5 ), vitamin B 6 , folate (B 9 ) and vitamin … FAD (vitamin B 2 ) is a cofactor for methionine synthase reductase in …
20161,711 citations

Related News

Riboflavin (Vitamin B2) on the Label
What riboflavin is, how much a typical product provides, and why it can change the color of urine.
VitaSuppTrack Editorial· Jun 24, 2026

Browse all articles

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2022-06-16. DSLD Label ID: 270864. 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.