NICOTINAMIDE
Gabatarwa
Niacinamide, wanda aka fi sani da nicotinamide, bitamin B3 ko bitamin PP, bitamin ne mai narkewa cikin ruwa kuma yana cikin bitamin B. Sashen niacinamide a cikin waɗannan tsarin coenzyme guda biyu a cikin jikin ɗan adam yana da halayen ƙara hydrogen da dehydrogenation na Chemicalbook, wanda ke taka rawa a cikin iskar shaka ta halitta. Yaɗa hydrogen na iya haɓaka numfashin nama, tsarin iskar shaka ta halitta da metabolism, wanda ke da matuƙar mahimmanci don kiyaye amincin kyallen takarda na yau da kullun, musamman fata, hanyar narkewar abinci da tsarin jijiyoyi. Idan ba shi da isasshensa, yana haifar da prosthema saboda numfashi da metabolism na ƙwayoyin suna shafar.
Sifofin sinadarai
Niacinamide fari ne mai siffar allura ko foda mai kauri, ba shi da ƙamshi ko wari, kuma ɗan ɗaci ne. Yawansa shine 1.4, kuma wurin narkewa shine 129-131℃. 1g na wannan samfurin yana narkewa a cikin 1mL na ruwa, 1.5mL na ethanol ko 10mL na glycerine, kuma ba ya narkewa a cikin ether. Yana da ƙarfi sosai. Yana jure wa acid, alkali da zafin jiki mai yawa. Yana da ƙarfi ga haske da zafi a cikin iska busasshiya. Idan aka dumama shi da maganin alkaline ko acid, yana samar da niacin.
Aikin jiki
Kyakkyawan ikon hana wrinkles Ikon hana wrinkles na niacinamide shine yana iya kunna ChemicalbookATP, samar da kuzari ga ƙwayoyin keratin, ƙara yawan haɗakar collagen, kuma yana da kyakkyawan haɗin gwiwa, wanda za'a iya amfani da shi tare da sauran sinadaran hana wrinkles. Nazari da yawa a gida da ƙasashen waje sun nuna cewa niacinamide na iya rage yawan fitowar hasken fata ta hanyar amfani da hasken ultraviolet.
