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Home > Products >  Riboflavin,Vitamin B2

Riboflavin,Vitamin B2 CAS NO.83-88-5

  • FOB Price: USD: 5.00-5.00 /Kilogram Get Latest Price
  • Min.Order: 25 Kilogram
  • Payment Terms: L/C,T/T,MoneyGram
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  • Product Details


  • Vitamin B2
  • Riboflavin
  • 83-88-5

Quick Details

  • ProName: Riboflavin,Vitamin B2
  • CasNo: 83-88-5
  • Molecular Formula: C17H20N4O6
  • Appearance: Yellow or orange-yellow, crystalline p...
  • Application: food addtive,health supplement,pharmac...
  • DeliveryTime: 3days
  • PackAge: 25kg/fiber drum ,or 25kg/carton,or acc...
  • Port: Shanghai/Ningbo
  • ProductionCapacity: 1000 Kilogram/Month
  • Purity: 97.0~103.0%
  • Storage: In an airtight container , protected f...
  • Transportation: normal express,air,sea
  • LimitNum: 25 Kilogram



Riboflavin/ Vitamin B2

Product Name:



Lactoflavine; E 101; Riboflavin (1.07609); Riboflavine; Vitamin B_2; Vitamin B2; VB2; 1-deoxy-1-(7,8-dimethyl-2,4-dioxo-3,4-dihydrobenzo[g]pteridin-10(2H)-yl)pentitol; 5-deoxy-5-(7,8-dimethyl-2,4-dioxo-3,4-dihydrobenzo[g]pteridin-10(2H)-yl)-D-ribitol; 1-deoxy-1-(7,8-dimethyl-2,4-dioxo-3,4-dihydrobenzo[g]pteridin-10(2H)-yl)-D-ribitol; VITAMIN G





Molecular Weight:


Molecular Formula:


Vitamin B2, also called riboflavin, slightly soluble in water, heating in neutral or acidic solution is stable. when the lack of, will affect the body's biological oxidation, and make the metabolic disorder. Without riboflavin, the other B vitamins, especially niacin (vitamin B3) and pyridoxine (vitamin B6), cannot do their job, and a host of chemical processes necessary to keep the body alive would come to a grinding halt.

Riboflavin (vitamin B2) is the essential necessity for organism in normal living as the nutriment for infant, pregnantwoman,nursing mother, patient after illness and the aged.
It, involve, participates in the metabolism of carbonhydrate, protein and fat, and is the major composition of flavor protein, thetransferring enzyme system of hydrogen. In clinical practice, it is applicable to perleche, glossitis, ophthalmitis, conjunctivitis, seborrhea, scrotum inflammations with proper effect, in food and feed industry, it is widely used as food and feed additive and have the Kosher Certified.

Riboflavin, or vitamin B2, regulates red blood cell growth and helps maintain a strong immune system by protecting the body from free-radical damage. Riboflavin also promotes healthy hair, skin, nails, and vision.

Without riboflavin, the other B vitamins, especially niacin (vitamin B3) and pyridoxine (vitamin B6), cannot do their job, and a host of chemical processes necessary to keep the body alive would come to a grinding halt.

You also need riboflavin to produce flavin mononucleotide and flavin adenine dinucleotide, two enzymes that help the body convert fats, carbohydrates, and proteins into energy. Without enough riboflavin, these two enzymes are unable to work together to ensure your cells can both reproduce correctly and supply the body with the fuel it needs stay alive.

Vitamin B2

Commodity Name: Vitamin B2
Chemical Name: 7,8-Dimethyl-10-[(2S,3S,4R)-2,3,4,5-tetrahydroxypentyl]benzo[g]pteridine-2,4(3H,10H)-dione. 
Other Name: Riboflavin
CAS: 83-88-5
M.F.: C17H20N4O6 
M.W.: 376.36 
Properties: Yellow or orange-yellow, crystalline powder. Slightly soluble in water, practically insoluble in alcohol.  Solutions deteriorate on exposure to light, especially in the presence of alkali.
Item Index



Specific optical rotation (dried substance)


Loss on drying

< 1.5%

Sulphated ash

< 0.1%

Uses: Feed additive ,food additive. pharmaceutical USP29/BP2007

Packing: 25kg/fiber drum ,or 25kg/carton,or according to customers'  requirement

Storage: In an airtight container , protected from light.

Period of validity: In an airtight container, Three years


1. Vitamin B2 can help to improve the quality of life.

2. Vitamin B2 can help to treat Migraine.

3. Vitamin B2 can promote the development and cell regeneration.

4. Vitamin B2 can help to the skin, nails, hair, the normal growth.

5. Vitamin B2 can help eliminate the mouth, lips, tongue inflammation.

6. Vitamin B2 can enhance visual acuity, reducing eye fatigue.


1.Vitamin B2, as nutritional supplement, is widely used in wheat flour, dairy products and sauce. 
2. Vitamin B2 can also be used in rice, bread, biscuits, chocolate, catchup and so on. 
3. Vitamin B2 sometimes is used as pigment.

4.Riboflavin (vitamin B2) is the essential necessity for organism in normal living as the nutriment for infant, pregnant woman, nursing mother, patient after illness and the aged. It, involve, participates in the metabolism of carbonhydrate, protein and fat, and is the major composition of flavor protein, the transferring enzyme system of hydrogen. In clinical practice, it is applicable to perleche, glossitis, ophthalmitis, conjunctivitis, seborrhea, scrotum inflammations with proper effect, in food and feed industry, it is widely used as food and feed additive and have the Kosher Certified.




1.Are you a manufacturer or trade company
We have our own factory which located in Zhejiang,China.Meanwhile,we also have many parter factorier,so we can supply many kinds of relative products with very competitive price and good quality.

2.How  to start an order

After negoation and communication about the price,quantity,incoterm,etc.,you give me the order contract with stamp,then I sealed it ,send back to you,also give you the proforma invoice,you can arrange the payment according the PI.

3.What’s your payment terms

If sample,small amount: T/T in advance, ,Paypal.
If commercial order ,big amount: T/T in advance,L/C at sight.

4.Can I get a free sample

If this product is not very expensive,and you demand a small sample,we can supply free sample,but not including the shipping cost,you can provide a freight collect account or arrange the shipping cost by Paypal/Westunion.

5.What's the lead time
Generally we send out your order ASAP after payment,normally

small quanitity,3-5days.

big quanitity with stock,5-7days,

if without stock,we have to calculate the production period,then give you the lead tme.

6.How do you ship the order normally

If less than 50kg,will be shipped by express,such as FEDEX,DHL.

If above 50kg,we can ship it by air or sea
For very large quantity,ship it by sea will be the best choice.

7.How do you ensure the quality of your products
Strict QC with 6 steps testing from raw material purchase to finished product.

Meanwhile,we will responsible for the goods quality after be sold.

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