Riboflavin 5'-Phosphate

Riboflavin 5'-Phosphate

Thorne4.9 (2,199 ratings)
Format:Capsule Quantity: 60 Capsule(s) · 60 servings
$32.00 $0.53 per serving
iHerbLowest$32.00Pure Formulas$32.00Vitacost$32.00

Product analysis

79 out of 100

Riboflavin 5'-Phosphate offers vitamin B2 in a clearly identified form, making the amount and preparation easy to compare.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality100

The vitamin B2 form is clearly identified and has a favorable form profile. The form name alone does not establish better health outcomes.

Ingredient Transparency100

Both the amount and exact form are disclosed. That makes comparisons with other vitamin B2 options easier.

Value For Money50

The serving cost provides moderate value. The identified preparation helps make the price easier to compare with similar options.

Customer Satisfaction90

Customer feedback is broadly positive across a large number of ratings. The volume provides a wider picture of satisfaction without proving health benefits.

Product Focus40

A single active ingredient keeps the formula centered on vitamin B2 supplementation. A specific wider health benefit remains uncertain.

Format
Capsule
Container
60 Capsule(s)
Per serving
$0.53
Customer rating
4.9 · 2,199 ratings
Report analysis

Ingredients

IngredientAmount per servingScore
Riboflavin (Riboflavin 5'-Phosphate Sodium)
 36.5 mg 85
Gluten Free Adults 18–50
Report overview
Riboflavin (Riboflavin 5'-Phosphate Sodium) · 36.5 mg OverallScore85
A+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyD+ Value
It provides 36.5 mg of riboflavin per serving at a moderate cost per serving. It uses Riboflavin 5-Phosphate Sodium, a bioactive form.
How this ingredient is rated

Active Ingredient Quality & Bioavailability100

Riboflavin 5-Phosphate Sodium is a bioactive form of vitamin B2.
Riboflavin Form Quality
Riboflavin 5-Phosphate Sodium is a bioactive form of vitamin B2.

Dose, Safety & Label Transparency88

A serving provides 36.5 mg of riboflavin. No artificial colors, flavors or synthetic sweeteners are indicated.
Dosage for Energy & Metabolism
A serving provides 36.5 mg of riboflavin.
R5P Elemental Yield Transparency
The amount of riboflavin supplied by the phosphate form is stated.
Additive Purity
No artificial colors, flavors or synthetic sweeteners are indicated.

Value50

The product has a moderate cost per serving for its riboflavin amount.
Price per Serving Value
The product has a moderate cost per serving for its riboflavin amount.
View ingredientView products
74 Performance

Methyl-Guard Plus

Thorne

Stronger supplied quality and collection evidence favors active riboflavin 5-phosphate at 90 mg over the original’s active riboflavin 5-phosphate at 36.5 mg. The formula remains closely aligned with riboflavin use, while dose, format, and missing label details remain practical trade-offs.

77 Performance

Nu-Thera Multivitamin with P5P

Kirkman

Stronger supplied quality and collection evidence favors active riboflavin 5-phosphate at 7.5 mg over the original’s active riboflavin 5-phosphate at 36.5 mg. The formula remains closely aligned with riboflavin use, while dose, format, and missing label details remain practical trade-offs.

83 Performance

B-2 100 mg

NOW

Stronger supplied quality and collection evidence favors standard riboflavin at 100 mg over the original’s active riboflavin 5-phosphate at 36.5 mg. The formula remains closely aligned with riboflavin use, while dose, format, and missing label details remain practical trade-offs.

83 Budget

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

Swanson Ultra

Lower serving cost makes active riboflavin 5-phosphate at 50 mg the more economical riboflavin option. Compared with the original’s active riboflavin 5-phosphate at 36.5 mg, the supplied formula changes the dose, form, or supporting ingredients, so those differences should guide the choice.

83 Budget

BioCoenzymated Riboflavin 5'-Phosphate 50 mg

Natural Factors

Lower serving cost makes active riboflavin 5-phosphate at 50 mg the more economical riboflavin option. Compared with the original’s active riboflavin 5-phosphate at 36.5 mg, the supplied formula changes the dose, form, or supporting ingredients, so those differences should guide the choice.

74 Budget

Riboflavin 400 mg

Seeking Health

Lower serving cost makes active riboflavin 5-phosphate at 400 mg the more economical riboflavin option. Compared with the original’s active riboflavin 5-phosphate at 36.5 mg, the supplied formula changes the dose, form, or supporting ingredients, so those differences should guide the choice.

83 Value

Vitamin B2 100 mg

NaturesPlus

A stronger quality-to-cost balance makes standard riboflavin at 100 mg a practical value alternative to the original’s active riboflavin 5-phosphate at 36.5 mg. The supplied label keeps the riboflavin form and amount assessable, while the different dose, format, or supporting ingredients may affect individual fit.

83 Value

Riboflavin 100 mg

Swanson

A stronger quality-to-cost balance makes standard riboflavin at 100 mg a practical value alternative to the original’s active riboflavin 5-phosphate at 36.5 mg. The supplied label keeps the riboflavin form and amount assessable, while the different dose, format, or supporting ingredients may affect individual fit.

83 Value

Riboflavin Vitamin B2 100 mg

Nature's Way

A stronger quality-to-cost balance makes standard riboflavin at 100 mg a practical value alternative to the original’s active riboflavin 5-phosphate at 36.5 mg. The supplied label keeps the riboflavin form and amount assessable, while the different dose, format, or supporting ingredients may affect individual fit.

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