
Natural Factors
Natural Factors Vitamin B2 100 mg Riboflavin (90 Tablets)
High-potency riboflavin for energy production and eye health support
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Why Choose This Product
ENERGY SUPPORT
Works directly in your body's energy-producing enzymes (FMN and FAD) to help convert nutrients into cellular energy.
EYE HEALTH
Supports proper eye function and helps reduce light sensitivity that comes with B2 deficiency.
MIGRAINE SUPPORT
Research backs riboflavin's role in helping prevent headaches and migraines at this therapeutic dosage.
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How It Works
How It Works
Riboflavin functions as a cofactor in two critical enzymes (FMN and FAD) that your mitochondria use to produce cellular energy. Unlike basic B-complex formulas, this therapeutic dose specifically targets the riboflavin levels shown effective in clinical studies. Your body uses riboflavin constantly for energy metabolism and maintaining healthy mucous membranes.
Who It's For
Adults looking to support energy production, especially those with demanding lifestyles or irregular eating patterns. People seeking natural migraine prevention support based on clinical research. Those experiencing signs of B2 deficiency like mouth corner cracks or light sensitivity.
Who It's Not For
People taking high-dose B-complex supplements may already get adequate riboflavin. Those with kidney stones should consult their healthcare practitioner before taking high-dose B vitamins.
About This Product
What It Does
Delivers therapeutic-strength riboflavin to support your body's energy production at the cellular level. This 100mg dose provides the same potency used in clinical studies for migraine prevention. Your mitochondria rely on riboflavin to efficiently convert carbs, fats, and proteins into usable energy.
Why It Works
- ENERGY METABOLISM: Functions directly in FMN and FAD enzymes that power your cellular energy production — unlike lower-dose formulas that may not reach therapeutic levels.
- EYE HEALTH: Supports healthy eye function and helps maintain normal light sensitivity, addressing common B2 deficiency symptoms.
- MIGRAINE PREVENTION: Clinical research supports 100mg daily riboflavin for reducing migraine frequency and severity in adults.
- METABOLIC SUPPORT: Essential cofactor for breaking down amino acids and converting nutrients into forms your body actually uses.
What's Inside
Clean, targeted formula with 100mg riboflavin per tablet — 5880% daily value for therapeutic effect. Made in Canada by Natural Factors with simple, necessary ingredients only.
Why we carry it: Natural Factors delivers the exact therapeutic dose validated by migraine research, not the token amounts found in typical B-complex formulas.
How to Take
Full Ingredients
| Supplement Facts | ||||
| Serving Size 1 Tablet | ||||
| Serving Size: 90 | ||||
| Servings | Amount/Serving | %DV | ||
| Riboflavin (Vitamin B2) | 100 mg | 5880 % | ||
| * Daily Value not established. | ||||
| Other Ingredients :Celluloes,stearic acid,silica,coating. | ||||
Customer Reviews
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Questions & Answers
Research & Science
Explore the dropdown below to view peer-reviewed literature related to Natural Factors Vitamin B2 100 mg Riboflavin (90 Tablets)

