10 Best Best Vitamin B2 Supplement of 2025

Tested and Reviewed: Top 10 Best Vitamin B2 Supplement deals with expert ratings from 8.1 to a perfect 10

April 2026 Edition

Editor's Choice

9.7

Nutricost

Nutricost Vitamin B2 (Riboflavin) 400mg, 120 Capsules - Gluten Free, Non-GMO

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Editor's bottom line:

“This best vitamin b2 supplement is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

400mg of Premium Vitamin B2 (Riboflavin) Per Capsule
120 Capsules of Vitamin B2 Per Bottle
120 Servings Per Bottle, 1 Capsule is 1 Serving
Non-GMO, Gluten Free, 3rd Party Tested
Made In a NSF Certified, GMP Compliant, FDA Registered Facility

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Picked by 397 people today

9.5

Nutricost

Nutricost Vitamin B2 (Riboflavin) 100mg, 120 Capsules - Gluten Free and Non-GMO

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Main Highlights

100mg of Vitamin B2 In Each Capsule
120 Capsules Per Bottle
High Quality Riboflavin
Made in a GMP Compliant, FDA Registered Facility

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9.5

ForestLeaf

ForestLeaf Vitamin B2 Riboflavin 400mg - Energy, Skin & Cellular Health Supplement - Nervous System Support - Vitamin B 2 VIT B - Non-GMO & Gluten Free - B2 Vitamin 400mg Vegetable Capsules, 90 Count

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Main Highlights

High Potency Vitamin B2 Riboflavin 400mg Supplement Each capsule delivers 400mg of pure riboflavin vitamin b2, a powerful B 2 nutrient that helps convert food into energy, support metabolic activity, and promote daily cellular function. A reliable b2 riboflavin 400mg for women and men alike*
Supports Energy Metabolism and Red Blood Cell Production Vitamin b2 riboflavin plays a key role in helping your body maintain energy, supporting red blood cell formation, and transporting oxygen efficiently. This b2 vitamin 400mg supports sustained vitality and overall metabolic wellness*
Promotes Healthy Skin, Vision, and Nervous System Balance Riboflavin 400mg supports the maintenance of healthy skin, clear vision, and proper nerve function. Our b2 vitamin supplement may also benefit overall head comfort, making it an excellent support for migraine vitamin supplement for men and women*
Clean Label and Optimized Absorption This b 2 vitamin supplement 400 mg is non-GMO, gluten-free, dairy-free, soy-free, and free from artificial additives. ForestLeafs vitamin b2 (riboflavin) supplements are vegetarian-friendly and designed for purity, bioavailability, and consistent daily use*
Tested for Quality and Made in the USA ForestLeaf's riboflavin vitamin b2 400 mg is manufactured in GMP-certified facilities and third-party tested for potency and absorption. Our b2 vitamin supplement is trusted for its clean formulation and dedication to wellness, transparency, and efficacy*

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9.2

Deal Supplement

DEAL SUPPLEMENT Vitamin B2 400mg (Riboflavin) | with Magnesium Glycinate 400mg, 240 Capsules – 2 in 1 Support Healthy Nervous System, Mood, Blood & Energy Production, Non-GMO

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Main Highlights

Special Features Extra strength vitamin B2 riboflavin capsule supplement. 2-in-1 enhanced formula with magnesium glycinate. Essential vitamin and mineral complex. High bioavailable top grade forms.
Benefits & Use Taking vitamin B2 with magnesium glycinate supports a wide range of benefits around the body. Includes promoting healthy cells, food breakdown, nervous system, energy levels, and heart health.
Dosage & Servings Enjoy 240 capsules per bottle that only take 2 capsules per serving. A 120-day supply that contains 400mg vitamin B2 plus 400mg magnesium glycinate.
Purpose Each serving offers dual action benefits that are designed to promote overall daily balance. Vitamin B2 and magnesium have unique abilities but come together to form a synergistic bond.
Quality Ensured Non-GMO ingredients that are 3rd party lab tested and passed. Made without preservatives gluten, dairy, eggs, peanuts, soy, wheat, & yeast.

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9.0

ForestLeaf

Vitamin B2 Riboflavin 400mg - Energy, Skin & Cellular Health Supplement - Nervous System Support - Vitamin B 2 Vit B - Non-GMO & Gluten Free - B2 Vitamin 400mg Vegetable Capsules, 90 Count 2-Pack

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Main Highlights

High Potency Vitamin B2 Riboflavin 400mg Supplement Each capsule delivers 400mg of pure riboflavin vitamin b2, a powerful B 2 nutrient that helps convert food into energy, support metabolic activity, and promote daily cellular function. A reliable b2 riboflavin 400mg for women and men alike*
Supports Energy Metabolism and Red Blood Cell Production Vitamin b2 riboflavin plays a key role in helping your body maintain energy, supporting red blood cell formation, and transporting oxygen efficiently. This b2 vitamin 400mg supports sustained vitality and overall metabolic wellness*
Promotes Healthy Skin, Vision, and Nervous System Balance Riboflavin 400mg supports the maintenance of healthy skin, clear vision, and proper nerve function. Our b2 vitamin supplement may also benefit overall head comfort, making it an excellent support for migraine vitamin supplement for men and women*
Clean Label and Optimized Absorption This b 2 vitamin supplement 400 mg is non-GMO, gluten-free, dairy-free, soy-free, and free from artificial additives. ForestLeafs vitamin b2 (riboflavin) supplements are vegetarian-friendly and designed for purity, bioavailability, and consistent daily use*
Tested for Quality and Made in the USA ForestLeaf's riboflavin vitamin b2 400 mg is manufactured in GMP-certified facilities and third-party tested for potency and absorption. Our b2 vitamin supplement is trusted for its clean formulation and dedication to wellness, transparency, and efficacy*

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8.8

ourui one

ourui one Vitamin B2 Gummies 400mg | Riboflavin 400mg with CoQ10 150mg, Magnesium 200mg | B2 Vitamin 400mg for Kids & Adults, Nervous System & Skin Health | 60 Vegan Chewables（Pack 2

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Main Highlights

TARGETED 3-IN-1 FORMULA FOR MIGRAINE RELIEF Scientifically crafted with Vitamin B2 (Riboflavin 400mg), CoQ10 (150mg), and Magnesium (250mg) to work synergistically in reducing migraine frequency, supporting energy production, and promoting nervous system balance.
Ultra-Potent Riboflavin 400mg Energy Support : Each gummy provides 400mg of active vitamin B2, a critical nutrient for efficient energy production and nervous system maintenance.
CoQ10 150mg & Magnesium 200mg Synergy: Scientifically designed with CoQ10 and Magnesium, these b2 vitamin 400mg gummies boost mitochondrial health, enhance focus, and reduce migraine frequency.
Advanced Vegan, Sugar-Free, Non-GMO Formula : Engineered with pure, plant-based ingredients, our vitamin B2 400mg gummies are vegan, gluten-free, and free from artificial additives.
60 Count Gummies for Continuous Nutritional Support : Enjoy consistent daily supplementation with 60 delicious b2 vitamin 400mg gummies per bottle perfect for energy, migraine relief, and nervous system health.

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8.6

Carlyle

Carlyle Vitamin B-2 400mg | 180 Count | Non-GMO, Gluten Free Supplement | B2 Riboflavin

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Main Highlights

VITAMIN B2: Riboflavin is one of many B-Complex vitamins present in dairy and green vegetables
COMPLEX FORMULA: Delivers 400 mg of Vitamin B-2 in each serving for maximum support
ROOTED IN WELLNESS: Carlyle provides premium, honest supplements in your pursuit to healthy living
CARLYLE MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed!
NATURALLY FREE OF: Gluten, Wheat, Yeast, Lactose, Artificial Sweetener, Preservatives & Non-GMO

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8.3

Healthfare

Healthfare Vitamin B2 Riboflavin 400mg | 180 Vegan Capsules | High Potency | Non-GMO | Gluten-Free | Made in USA

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Main Highlights

High Potency 400mg Formula - Delivers 400mg of pure Vitamin B2 (Riboflavin) per capsule, offering a concentrated daily dose.
Supports Energy Metabolism - Riboflavin plays a key role in energy utilization and balanced nutrient metabolism.
Clean, Vegan Formula - Non-GMO, gluten-free, and free from artificial additives or fillers.
Daily Wellness Routine -Each bottle provides 180 vegetable capsules, designed for consistent nutrient support.
Made in USA Quality - Produced in GMP-certified facilities to ensure purity, safety, and reliable quality in every capsule.

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8.1

NOW Foods

NOW Supplements, Vitamin B-2 (Riboflavin) 100 mg, Energy Production*, 100 Veg Capsules

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Main Highlights

Vitamin B-2, also known as riboflavin, is a member of the B-vitamin family
Riboflavin is an important enzyme cofactor necessary for energy production from carbohydrate, fat, and protein*
It is also needed for the regeneration of glutathione, which supports the body's natural defense mechanisms and detoxification systems*
Take 1 capsule daily with a meal
Packaged in the USA by a family owned and operated company since 1968.

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8.1

Carlyle

Carlyle Vitamin B2 200mg | 150 Count | Riboflavin | Non-GMO & Gluten Free Essential Supplement

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Main Highlights

VITAMIN B2: Riboflavin is one of many B-Complex vitamins present in dairy and green vegetables
COMPLEX FORMULA: Convenient capsules deliver 200 mg of Vitamin B2 per serving
ROOTED IN WELLNESS: Carlyle provides premium, honest supplements in your pursuit to healthy living
CARLYLE MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed!
NATURALLY FREE OF: Gluten, Wheat, Yeast, Lactose, Artificial Sweetener, Preservatives & Non-GMO

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Our Best Overall Choice

Best Choice

9.7

Nutricost

Nutricost Vitamin B2 (Riboflavin) 400mg, 120 Capsules - Gluten Free, Non-GMO

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

400mg of Premium Vitamin B2 (Riboflavin) Per Capsule
120 Capsules of Vitamin B2 Per Bottle
120 Servings Per Bottle, 1 Capsule is 1 Serving
Non-GMO, Gluten Free, 3rd Party Tested
Made In a NSF Certified, GMP Compliant, FDA Registered Facility

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