high-purity Vitamin B2 Riboflavin Powder Manufacturer

CAS: 83-88-5

MF: C17H20N4O6

MW: 376.36

EINECS: 201-507-1

Specification​: 99% min Riboflavin Powder

Sample: Riboflavin Powder Avaliable

Packaging:1kg/bag, 25kg/drum

Brand: Ausreson

MOQ: 1 KG

Appearance: Yellow to orange powder

Storage: Cool Dry Place

Shelf Life: 2 Years

Test Method: HPLC

Last updated: April 2026

What is Riboflavin Powder?

Riboflavin, or Vitamin B2, is a water-soluble micronutrient essential for life. In its powder form, it is highly stable, making it a preferred choice for dietary supplements, functional foods, and animal nutrition.

As a precursor to essential coenzymes (FMN and FAD), Riboflavin plays a critical role in the "electron transport chain"—the biological process that converts the food you eat into cellular energy (ATP).

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Top Benefits of Vitamin B2 Powder

Are your customers complaining of "brain fog" or fatigue? Riboflavin is the spark plug of the human body. It breaks down carbohydrates, proteins, and fats to ensure every cell has the fuel it needs.

In the US and European beauty markets, "Inside-Out Beauty" is a major trend. Riboflavin helps maintain collagen levels, ensuring skin elasticity and preventing premature aging. It also supports clear vision by protecting the lens of the eye from oxidative stress.

Riboflavin helps produce glutathione, the body’s "master antioxidant," which detoxifies the liver and neutralizes free radicals caused by pollution and UV exposure—two major concerns for urban dwellers in London, New York, and Berlin.

Riboflavin for Migraines: 

One of the most searched terms in 2026 is "Riboflavin 400 mg for migraines." Recent clinical guidelines from the American Academy of Neurology suggest that high-dose Vitamin B2 can significantly reduce the frequency and intensity of migraine attacks.

• How it works: It addresses mitochondrial dysfunction in brain cells.

• The Dosage: Most studies recommend 400 mg/day for at least 3 months to see optimal results.

Specificities of Riboflavin Powder.

1, is easily destroyed by light (especially ultraviolet light).

2, is in the alkali solution can be destroyed by heating, so with food, drugs and should pay more attention;

3, is the body reserves are limited, must be replenished every day.

Industrial Applications and Classification

Riboflavin is mainly classified into three grades based on its purity and use: feed grade, food grade, and pharmaceutical/cosmetic grade.

Feed additives are the largest application area for riboflavin. Adding riboflavin to animal feed is crucial for promoting livestock growth, maintaining health, and improving reproductive performance. In June 2025, the EU specifically authorized a type of riboflavin produced by fermentation of *Pseudomonas aeruginosa* for use as a feed additive for all animal species.

In the food industry, riboflavin plays a dual role. First, as a nutritional fortifier, it is added to grains, bread, dairy products, and beverages to compensate for nutrient losses during processing.

Second, due to its natural bright yellow color, it is also used as a safe food coloring agent (EU code E101) to provide color to certain fruit products, meat skins, etc.

Product Method of Bulk Riboflavin Powder.

Vitamin B2 is naturally found in animal liver, kidney, meat and dairy foods, etc. It is produced industrially by fermentation and chemical synthesis methods.

Fermentation method to glucose, corn syrup, inorganic salts, etc. as a culture medium, with special active bacteria Alcian pseudocystic yeast (Eremotheciumashbyii) at 28 ℃ deep fermentation culture 9d, the fermentation broth contains about 6 ~ 8g / L riboflavin products. The extraction yield is 60% to 70%.

Synthesis method better synthesis method is first in Ph = 4 and 28 ~ 30 ℃ by 3,4-dimethyl aniline and D-ribose condensation, and then nickel-catalyzed hydrogenation reduction of ribonucleic acid amine, and then coupled with aniline diazonium salt at 16 ~ 26 ℃, and then reduced with sodium hyposulfite (insurance powder), and finally in acetic acid and barbituric acid (tetramethylpyrimidine) cyclic synthesis of vitamin B2.

Frequently Asked Questions

Yes. Most industrial Riboflavin is produced via the fermentation of microorganisms (like Ashbya gossypii), making it 100% plant-based and suitable for vegan and vegetarian lifestyles.

This is a common and harmless occurrence called "Flavinuria." Since B2 is water-soluble, any excess your body doesn't absorb is excreted, giving it a fluorescent yellow glow.

Absolutely! However, be aware that Riboflavin is light-sensitive. Store your powder in an opaque, airtight container to maintain its potency.

Riboflavin is the standard form, while Riboflavin-5-Phosphate (R5P) is the bioactive, "co-enzymated" form. R5P is often used in premium supplements because it is more readily absorbed by the body.

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