10 Best b2 supplements of 2025

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Best Choice

1

THORNE
THORNE - Riboflavin 5'-Phosphate - Bioactive Form of Vitamin B2 for Methylation Support* - 60 Capsules
Main highlights

Key Features and Benefits
Active B2 for enhanced bioavailability, supports B vitamin formation and healthy methylation, free from major allergens and artificial substances.

Ideal Use Cases
Perfect for those needing B2 for energy, athletes, individuals with dietary restrictions, or anyone seeking to support their methylation processes.

Customer Reviews Highlight
Most praised for its purity and effectiveness, especially by those with sensitivities or specific dietary needs.
9.8

Exceptional

Our Rating

9.7
quality of ingredients

9.5
simple to consume

8.7
Flavor
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Value for Money

2

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

15% Off
Main highlights

Key Features
400mg high-potency Vitamin B2 for energy, red blood cell support, and cellular health. Vegetarian, natural, and made in the USA.

Ideal Use Cases
Perfect for individuals needing a vitality boost, those with specific health symptoms benefiting from a higher dose, and supporting overall wellness.

Customer Reviews
Most praised for significantly improving energy levels and wellbeing, with noticeable benefits for skin and eye health.
9.7

Exceptional

Our Rating

9.9
quality of ingredients

9.9
simple to consume

9.9
worth the money
3

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

Key Features and Benefits
High-potency 400mg Vitamin B2, Non-GMO, Gluten-Free, and manufactured in an FDA registered, GMP compliant facility ensuring quality and safety.

Ideal Use Cases
Perfect for individuals needing to manage migraines, boost energy levels, and support overall eye health through daily supplementation.

Customer Reviews Highlight
Most praised for significantly reducing the frequency of migraines and increasing energy levels, with noticeable improvements in overall well-being.
Key specs
- Gluten-Free:Yes
- Form:Capsule
- Servings:120 per bottle
- Non-GMO:Yes
- Dosage:400mg per capsule
9.5

Excellent

Our Rating

9.5
worth the money

9.3
simple to consume

9.1
Flavor
4

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

Key Features
Each capsule contains 100mg of high-quality Vitamin B2, with 120 capsules per bottle, made in a GMP compliant, FDA registered facility.

Ideal Use Cases
Perfect for those seeking to alleviate migraines, increase energy levels, or improve skin health through a potent dose of riboflavin.

Customer Praise
Most reviews highlight the effective relief from migraines and notable increase in energy as the product`s most praised features.
9.4

Excellent

Our Rating

9.7
worth the money

9.5
simple to consume

9.3
Flavor
5

Horbäach

Horbäach Vitamin B-2 100mg | 180 Capsules | Non-GMO & Gluten Free Supplement | Vitamin B2 Riboflavin

49% Off
9.1

Excellent

Our Rating
See Today’s Deals & Prices
6

Healthfare
Healthfare Vitamin B2 Riboflavin 400mg | 180 Veg Capsules | Supplement | Gluten-Free | Non-GMO
Main highlights

Health Performance Benefits
Vitamin B2 is essential for breaking down food, absorbing nutrients, maintaining tissue health, producing energy, and providing antioxidant support.

Ideal Use Cases
Beneficial for individuals with a Vitamin B2 deficiency, those requiring antioxidant support, or those needing to boost energy levels.

Most Praised Feature
Customers appreciate the capsule form, ease of swallowing, and noticeable health improvements after use.
8.9

Very Good

Our Rating

9.9
simple to consume

9.7
quality of ingredients

9.3
worth the money
7

Carlyle

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

15% Off
8.8

Very Good

Our Rating
8

Solgar
Solgar Vitamin B2 (Riboflavin) 100mg, 100 Vegetable Capsules - Energy Metabolism, Healthy Nervous System - Non-GMO, Vegan, Gluten Free, Dairy Free, Kosher - 100 Servings

29% Off
Main highlights

Key Features and Benefits
Supports energy metabolism, healthy nervous system, non-GMO, vegan, gluten/wheat/dairy-free, encapsulated in convenient vegetarian capsules.

Ideal Use Cases
Perfect for daily stress support, enhancing energy conversion from foods, and maintaining overall cellular function.

Customer Reviews Summary
Highly praised for its effectiveness in boosting energy levels and overall well-being, with noticeable improvements in stress management.
8.5

Good

Our Rating

9.7
simple to consume

9.5
worth the money

9.3
Flavor
9

NOW Foods

Now Foods Now Foods, (2 Pack) B-2, 100 mg, 100 Capsules
8.4

Good

Our Rating
10

Carlyle

Carlyle Vitamin B-2 | Riboflavin | 200mg | 150 Count | Vegetarian, Non-GMO & Gluten Free Essential Supplement

14% Off
8.1

Good

Our Rating

10 Best b2 supplements of 2025

1

THORNE - Riboflavin 5'-Phosphate - Bioactive Form of Vitamin B2 for Methylation Support* - 60 Capsules

9.7

9.5

8.7

How do we rank?

How do we rank?

Analyzing top stores

2

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

9.9

9.9

9.9

3

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

9.5

9.3

9.1

4

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

9.7

9.5

9.3

5

Horbäach Vitamin B-2 100mg | 180 Capsules | Non-GMO & Gluten Free Supplement | Vitamin B2 Riboflavin

6

Healthfare Vitamin B2 Riboflavin 400mg | 180 Veg Capsules | Supplement | Gluten-Free | Non-GMO

9.9

9.7

9.3

7

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

8

Solgar Vitamin B2 (Riboflavin) 100mg, 100 Vegetable Capsules - Energy Metabolism, Healthy Nervous System - Non-GMO, Vegan, Gluten Free, Dairy Free, Kosher - 100 Servings

9.7

9.5

9.3

9

Now Foods Now Foods, (2 Pack) B-2, 100 mg, 100 Capsules

10

Carlyle Vitamin B-2 | Riboflavin | 200mg | 150 Count | Vegetarian, Non-GMO & Gluten Free Essential Supplement

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