ProveIt Supplements

Independent, evidence-based supplement analysis.

✓ Not Sponsored

✓ No Paid Reviews

✓ Science-Based

Company

  • About Us
  • Our Methodology
  • Contact
  • Blog
  • Authors
  • Partners

Legal

  • Privacy Policy
  • Terms of Service
  • Medical Disclaimer
  • Affiliate Disclosure

Resources

  • All Categories
  • Ingredient Database
  • Browse Supplements
  • FAQ

© 2026 ProveIt Supplements. All rights reserved.

Medical Disclaimer: The information provided is for educational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen.

Prove It
Browse SupplementsBlogAuthorsAboutMethodologyFAQ
Get Your Personalized Supplement StackSupplement Stack Quiz
Menu
HomeBrowse SupplementsBlogAuthorsAboutMethodologyFAQ
Vitamin B2 100 mg

Vitamin B2 100 mg

Nutricost

#Other
82
Safety91
Efficacy72
Transparency78
Based on Examine, Wikipedia, and 23 other sources

Overview

This product provides a substantial dose of riboflavin, an essential vitamin involved in numerous bodily functions. While beneficial in correcting deficiencies and supporting specific genetic predispositions, its primary benefit is to prevent deficiency and may not provide additional effects for those with a sufficient dietary intake.

The Good

Supports overall metabolic health by participating in key enzymatic processes.

May help reduce blood pressure and homocysteine in those with MTHFR 677TT genotype.

Can be beneficial for individuals with suboptimal dietary intake of riboflavin.

The Bad

High dose may cause harmless yellowing of urine.

May cause digestive upset if taken on an empty stomach.

Potential for mild side effects like increased urination at high doses.

Is it for you?

Best For: Individuals seeking energy support, general well-being, those with potential B2 deficiencies

Skip If: You are pregnant, nursing, or have a pre-existing medical condition without consulting a healthcare provider.

Ingredients Analysis

Riboflavin

100 mg

How to Use

Take one capsule daily, preferably with a meal, or as directed by a healthcare professional.

Frequency:

Daily

Best Time:

Morning

When:

With food

Who Should Use This

Best For:

Individuals seeking energy support, general well-being, those with potential B2 deficiencies

Recommended Articles

Herbal Boosters & COVID-19 Antivirals: Safe Mix?

Herbal Boosters & COVID-19 Antivirals: Safe Mix?

Herbal supplements may interact with COVID-19 antivirals, requiring careful consideration and further research.

2025's Top Vegan Protein Powders: A Buyer's Guide

2025's Top Vegan Protein Powders: A Buyer's Guide

In 2025, the best vegan protein powders are third-party tested, ensuring purity, safety, and high nutritional content.

Immune Supplements & Pregnancy Safety 2025

Immune Supplements & Pregnancy Safety 2025

The safety of immune-boosting supplements during pregnancy in 2025 hinges on supplement type, dosage, and health conditions.

Top Immune Support Ingredients: What Works?

Top Immune Support Ingredients: What Works?

Vitamin D, zinc, and echinacea are key ingredients in immune support supplements, backed by scientific evidence.