Riboflavin / Vitamine B2 (83-88-5)
Ibisobanuro ku bicuruzwa
Riboflavin, izwi kandi nka vitamine B.2, ni vitamine iboneka mu biryo kandi igurishwa nk'inyongera y'ibiryo. [3]Ni ngombwa mu gushiraho coenzymes ebyiri nini, flavin mononucleotide na flavin adenine dinucleotide.Izi coenzymes zigira uruhare mu guhinduranya ingufu, guhumeka neza, no gukora antibody, ndetse no gukura bisanzwe no gutera imbere.Coenzymes irakenewe kandi kugirango metabolism ya niacine, vitamine B.6, na folate.Riboflavin yandikiwe kuvura kunanuka kwa corneal, kandi ifashwe mu kanwa, irashobora kugabanya indwara zo kurwara umutwe wa migraine kubantu bakuru.
Kubura Riboflavin ni gake kandi mubisanzwe biherekezwa no kubura izindi vitamine nintungamubiri.Irashobora gukumirwa cyangwa kuvurwa ninyongera kumunwa cyangwa inshinge.Nka vitamine ikabura amazi, riboflavine yose ikoreshwa birenze ibyokurya ntibibikwa;ntishobora kwinjizwa cyangwa kwinjizwa no gusohoka vuba mu nkari, bigatuma inkari zigira ibara ry'umuhondo ryerurutse.Inkomoko karemano ya riboflavin irimo inyama, amafi ninyoni, amagi, ibikomoka ku mata, imboga rwatsi, ibihumyo, na almonde.Ibihugu bimwe bisaba ko byiyongera kubinyampeke.
Imikorere
ingufu za metabolisme, guhumeka kwingirabuzimafatizo, umusaruro wa antibody, gukura no kwiteza imbere.Riboflavin ningirakamaro muguhindura metabolisme ya karubone, proteyine hamwe namavuta.FAD igira uruhare muguhindura tryptophan kuri niacine (vitamine B3) no guhindura vitamine B6 kuri coenzyme pyridoxal 5 ' -fosifate isaba FMN.Riboflavin igira uruhare mukubungabunga urwego rusanzwe rwa homocysteine;mukubura kwa riboflavin, urugero rwa homocysteine rwiyongera, bikazamura ibyago byindwara zifata umutima.
| Ibintu | Imipaka | Ibisubizo |
| Kugaragara | Ifu yumuhondo Crystalline Ifu | Hindura |
| Kwerekana | Ibyiza | Hindura |
| Acide cyangwa Alkalinity | Reba ibara ryibisubizo Nyuma yo kongera ibisubizo bijyanye | Hindura |
| Lumiflavin | Gukuramo filtrate kuri 440nm Ntabwo irenga 0.025 (USP); | 0.009 |
| Absorbance | 0.31 - 0.33 A375nm / A267nm 0.36 - 0.39 A444nm / A267nm | 0.32 / 0.38 |
| Ingano yihariye | 100% batsinze mesh 60 | Hindura |
| Kuzenguruka byihariye | Hagati ya-115 ° na-135 ° (EP / BP / USP) | 121 ° (USP) |
| Gutakaza Kuma | .5 1.5% | 0.8% |
| Ibyuma biremereye | <10ppm | Hindura |
| Ibisigisigi kuri Ignition | ≤0.03% (USP) | 0.1% |
| Ibinyabuzima bihindagurika | Uburyo bwa IV <467> (USP) | Hindura |
| Suzuma (ku buryo bwumye) | 98.0% - 102.0% (USP) | 99,85% |
