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Vitamin B2 100 mg

NaturesPlus
4.7
★ ★ ★ ★ ★
(88 ratings)
Riboflavin 100 mg
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Score83
High potency and excellent value make this useful for targeted B2 intake, though it uses a basic form in a compressed tablet.
How scoring works
Quantity:90 Tablet(s) • (90 servings)
Goals:

Score 83

High potency and excellent value make this useful for targeted B2 intake, though it uses a basic form in a compressed tablet.
How scoring works
$7.12($0.07 per serving)
Pure Formulas
$ 11.86
iHerb
$ 7.12
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Analysis

The tablet provides a high riboflavin amount for users seeking more than ordinary multivitamin coverage. Its single-nutrient design makes intake easy to track and adjust around other supplements.

Standard vitamin B2 must be converted to active coenzyme forms before use. The tablet or wafer format may release more slowly than a capsule and does not add a clear absorption advantage.

The long supply and low dose-adjusted cost are major strengths for focused riboflavin use. People needing only maintenance support may find the amount unnecessarily high.

Who is it for
  • Adults seeking high-potency riboflavin
  • Users wanting a long single-nutrient supply
  • People prioritizing value
Best for
  • Targeted riboflavin supplementation
  • Metabolic cofactor support
  • High-dose B2 routines

Pros

  • High riboflavin amount
  • Clearly labeled potency
  • Long supply
  • Excellent dose-adjusted value

Cons

  • Standard rather than active riboflavin
  • Tablet delivery offers no special advantage
  • Amount may exceed maintenance needs

Warnings

  • High riboflavin intake commonly makes urine bright yellow; this color change reflects excretion and is not by itself a sign of harm.

Nutrient quality

89 Highest impact

Standard riboflavin is effective but requires conversion and offers no coenzymated-form advantage. Riboflavin has low toxicity, and the disclosed amount raises no obvious safety concern for most adults.

Ingredient transparency

81 Highest impact

The riboflavin amount is clearly disclosed. No proprietary blend hides the active dose; daily directions and a complete inactive-ingredient list are not supplied.

Customer satisfaction

61 Moderate impact

The supplied rating is strong, with limited volume behind it. Detailed feedback themes are absent, leaving repeated complaints and purpose fit uncertain.

Value for money

98 Highest impact

The concentrated dose provides good practical quality despite the standard form. The serving is exceptionally economical for high-potency riboflavin.

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Ingredients

IngredientAmount per serving
Riboflavin (Vitamin B2)
 100 mg
Gluten Free Adults 18–50 No Allergies Vegetarian
Report overview
Riboflavin (Vitamin B2) · 100 mg OverallScore74
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value

Standard riboflavin requires conversion before it can support energy metabolism. The tablet or wafer may release more slowly because of binders and compression. The 100 mg serving provides high-potency metabolic support, and the high-potency dose is exceptionally economical.

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83 Performance

R-5-P Coenzymated Vitamin B-2 50 mg

Swanson Ultra
<p>Active riboflavin 5-phosphate provides a clearer form-quality upgrade over the original’s standard riboflavin at 100 mg. The supplied label provides active riboflavin 5-phosphate at 50 mg, though the phosphate weight may not state the exact riboflavin yield and full directions are missing.</p>
83 Performance

BioCoenzymated Riboflavin 5'-Phosphate 50 mg

Natural Factors
<p>Active riboflavin 5-phosphate provides a clearer form-quality upgrade over the original’s standard riboflavin at 100 mg. The supplied label provides active riboflavin 5-phosphate at 50 mg, though the phosphate weight may not state the exact riboflavin yield and full directions are missing.</p>
79 Performance

Riboflavin 5'-Phosphate

Thorne
<p>Active riboflavin 5-phosphate provides a clearer form-quality upgrade over the original’s standard riboflavin at 100 mg. The supplied label provides active riboflavin 5-phosphate at 36.5 mg, though the phosphate weight may not state the exact riboflavin yield and full directions are missing.</p>
83 Budget

B-2 100 mg

NOW
<p>Lower serving cost makes standard riboflavin at 100 mg the more economical riboflavin option. Compared with the original’s standard riboflavin at 100 mg, the supplied formula changes the dose, form, or supporting ingredients, so those differences should guide the choice.</p>
83 Budget

Riboflavin 100 mg

Swanson
<p>Lower serving cost makes standard riboflavin at 100 mg the more economical riboflavin option. Compared with the original’s standard riboflavin at 100 mg, the supplied formula changes the dose, form, or supporting ingredients, so those differences should guide the choice.</p>
83 Budget

Riboflavin Vitamin B2 100 mg

Nature's Way
<p>Lower serving cost makes standard riboflavin at 100 mg the more economical riboflavin option. Compared with the original’s standard riboflavin at 100 mg, the supplied formula changes the dose, form, or supporting ingredients, so those differences should guide the choice.</p>
82 Value

Vitamin B2 100 mg

Nutricost
<p>A stronger quality-to-cost balance makes standard riboflavin at 100 mg a practical value alternative to the original’s standard riboflavin at 100 mg. The supplied label keeps the riboflavin form and amount assessable, while the different dose, format, or supporting ingredients may affect individual fit.</p>
82 Value

Vitamin B2 100 mg

Solgar
<p>A stronger quality-to-cost balance makes standard riboflavin at 100 mg a practical value alternative to the original’s standard riboflavin at 100 mg. The supplied label keeps the riboflavin form and amount assessable, while the different dose, format, or supporting ingredients may affect individual fit.</p>
82 Value

B-2 100 mg

Nature's Bounty
<p>A stronger quality-to-cost balance makes standard riboflavin at 100 mg a practical value alternative to the original’s standard riboflavin at 100 mg. The supplied label keeps the riboflavin form and amount assessable, while the different dose, format, or supporting ingredients may affect individual fit.</p>
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