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BioCoenzymated Riboflavin 5'-Phosphate 50 mg

Natural Factors
4.9
★ ★ ★ ★ ★
(8157 ratings)
Riboflavin 50 mg
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Score96

A high-quality, bioactive form of Vitamin B2 that offers superior absorption for cellular energy.

How scoring works
Quantity:30 Capsule(s) • (30 servings)
Goals:

Score 96

A high-quality, bioactive form of Vitamin B2 that offers superior absorption for cellular energy.

How scoring works

Also available as

2 options
18.0mg • 60 Tablet(s) servings 18.0mg • 60 Tablet(s) • 60 servings $12.25 ($0.20 per serving) 36.0mg • 60 servings B2 36.5 mg • 60 Capsule(s) • 60 servings $32.00 ($0.53 per serving)
$8.37($0.27 per serving)
Vitacost
$ 8.37
iHerb
$ 8.37
Amazon
$ 36.95
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Analysis

Riboflavin 5'-Phosphate (R5P) is the bioactive form of Vitamin B2, meaning your body doesn't have to convert it before using it. At 50 mg, this dose is highly efficient for supporting cellular energy and mitochondrial function. These capsules provide a more advanced option than standard riboflavin tablets.

This supplement is ideal for individuals who may have trouble converting standard vitamins into their active forms. The capsule format is clean and easy to swallow. While there are fewer servings per bottle, the quality of the ingredient is top-tier.

Pros

  • Uses bioactive Riboflavin 5'-Phosphate
  • No conversion needed by the liver
  • Clean capsule delivery
  • High bioavailability for better results

Cons

  • Higher price per serving
  • Only 30 servings per bottle
  • Lower total mg count compared to standard B2

Warnings

  • Urine will still turn bright yellow
  • More expensive for long-term daily use

Nutrient quality

98 Highest impact

Utilization of the coenzymated R5P form represents a superior choice for bioavailability. Dosage of 50 mg provides efficient support without the need for excessive milligram amounts.

Ingredient transparency

99 Highest impact

Labeling accurately identifies the coenzymated form of the nutrient, which is essential for informed choice. Serving details and ingredient names are presented with high clarity.

Customer satisfaction

98 Highest impact

Exceptional ratings and a massive volume of reviews indicate widespread consumer trust and success with this form. The consistency of positive feedback suggests a high-quality user experience.

Value for money

89 Highest impact

Premium pricing per serving is justified by the use of the more expensive bioactive R5P form. While the cost is higher than standard riboflavin, the metabolic efficiency provides distinct value.

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Ingredients

IngredientAmount per serving
Riboflavin (Riboflavin 5-Phosphate)
 50 mg
Gluten Free Adults 18–50 Vegan Dairy Free Sugar Free Vegetarian
Report overview
Riboflavin (Riboflavin 5-Phosphate) · 50 mg OverallScore86
A+ Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyB+ Value
This is a top-tier bioactive Riboflavin supplement providing 50mg of the coenzyme R5P form. It offers superior bioavailability for energy metabolism in a clean capsule format.
View ingredientView products
97 Value

Vitamin B Complex

California Gold Nutrition
4.8
★★★★★
(7084 ratings)
Integrates bioactive riboflavin 5-phosphate into a complete coenzymated B-complex for broader metabolic benefits. Including all B vitamins at therapeutic doses enhances the overall biological value of the riboflavin.
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96 Value

Homocysteine Resist

Life Extension
4.8
★★★★★
(5923 ratings)
Features riboflavin alongside powerful doses of L-5-methyltetrahydrofolate and methylcobalamin for methylation support. This formula offers excellent value by combining several expensive bioactive vitamins into one serving.
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95 Value

Methylfolate B Complex

Codeage
4.8
★★★★★
(760 ratings)
Delivers R5P within a multi-nutrient complex that includes Quatrefolic and betaine for enhanced vitality. The use of premium, pre-activated vitamin forms provides high metabolic utility at a competitive value.
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95 Performance

Riboflavin 5'-Phosphate

Thorne
4.9
★★★★★
(2033 ratings)
Focuses on high-purity riboflavin 5-phosphate sodium with perfect ingredient transparency for immediate cellular absorption. This pure approach is ideal for those needing focused enzymatic and mitochondrial support.
Other sellers (1)
94 Performance

Riboflavin 400 mg

Seeking Health
4.9
★★★★★
(836 ratings)
Supplies a massive 800 mg total blend of standard and bioactive riboflavin forms for intensive nutritional support. This potent combination addresses high-level metabolic and mitochondrial requirements.
Other sellers (2)
96 Performance

HomocysteX Plus

Seeking Health
4.8
★★★★★
(2120 ratings)
Pairs bioactive R5P with methylated B12, folate, and TMG to support both energy and complex methylation pathways. This comprehensive nutrient matrix provides superior support for systemic and neurological health.
Other sellers (2)
98 Budget

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

Swanson Ultra
4.8
★★★★★
(993 ratings)
Provides an identical 50 mg dose of the bioactive riboflavin 5-phosphate form at a significantly lower price per serving. This coenzymated format maintains high biological utility while improving cost-effectiveness.
Other sellers (0)
96 Budget

B-2 100 mg

NOW
4.8
★★★★★
(10281 ratings)
Offers a standard but potent 100 mg riboflavin dose in a very affordable capsule format. While not coenzymated, the higher dosage and lower cost support general energy needs effectively.
Other sellers (3)
96 Budget

Riboflavin 100 mg

Swanson
4.8
★★★★★
(1007 ratings)
Delivers double the quantity of riboflavin at a fraction of the cost per capsule. The simple 100 mg formulation is an excellent choice for budget-conscious users prioritizing mitochondrial support.
Other sellers (0)
97 Value

Vitamin B Complex

California Gold Nutrition
4.8
★★★★★
(7084 ratings)
Integrates bioactive riboflavin 5-phosphate into a complete coenzymated B-complex for broader metabolic benefits. Including all B vitamins at therapeutic doses enhances the overall biological value of the riboflavin.
Other sellers (0)
96 Value

Homocysteine Resist

Life Extension
4.8
★★★★★
(5923 ratings)
Features riboflavin alongside powerful doses of L-5-methyltetrahydrofolate and methylcobalamin for methylation support. This formula offers excellent value by combining several expensive bioactive vitamins into one serving.
Other sellers (2)
95 Value

Methylfolate B Complex

Codeage
4.8
★★★★★
(760 ratings)
Delivers R5P within a multi-nutrient complex that includes Quatrefolic and betaine for enhanced vitality. The use of premium, pre-activated vitamin forms provides high metabolic utility at a competitive value.
Other sellers (4)
95 Performance

Riboflavin 5'-Phosphate

Thorne
4.9
★★★★★
(2033 ratings)
Focuses on high-purity riboflavin 5-phosphate sodium with perfect ingredient transparency for immediate cellular absorption. This pure approach is ideal for those needing focused enzymatic and mitochondrial support.
Other sellers (1)
94 Performance

Riboflavin 400 mg

Seeking Health
4.9
★★★★★
(836 ratings)
Supplies a massive 800 mg total blend of standard and bioactive riboflavin forms for intensive nutritional support. This potent combination addresses high-level metabolic and mitochondrial requirements.
Other sellers (2)
96 Performance

HomocysteX Plus

Seeking Health
4.8
★★★★★
(2120 ratings)
Pairs bioactive R5P with methylated B12, folate, and TMG to support both energy and complex methylation pathways. This comprehensive nutrient matrix provides superior support for systemic and neurological health.
Other sellers (2)
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