NiacinamideNi ubwoko bwa vitamine B3 ikunze gukoreshwa mu bikoresho byo kwita ku ruhu bitewe n'akamaro kayo gatandukanye ku ruhu. Imwe mu ngaruka zayo zikunzwe cyane ni ubushobozi bwayo bwo gukangura no koroshya uruhu, bigatuma iba ikintu gisanzwe mu bicuruzwa bicuruzwa mu rwego rwo kweza uruhu cyangwa kuvugurura imiterere y'uruhu. Muri iyi raporo y'ibizamini by'umubiri w'umuntu, turareba ingaruka za niacinamide ku ruhu.
Ikizamini cyakorewe ku bantu 50 bagabanyijemo amatsinda abiri ku buryo butunguranye: itsinda ryo kugenzura n'itsinda ryakoresheje umuti urimo 5% bya niacinamide. Abitabiriye basabwe gushyira uwo muti mu maso yabo kabiri ku munsi mu gihe cy'ibyumweru 12. Mu ntangiriro z'ubushakashatsi no mu mpera z'ibyumweru 12, hapimwe uruhu rw'abitabiriye hakoreshejwe icyuma gipima ubukana bw'uruhu.
Ibisubizo byagaragaje ko hari iterambere rikomeye mu mibare mu itsinda rikoresha uburyo bwoniacinamideibicuruzwa ugereranije n'itsinda ryagenzuwe. Abitabiriye itsinda rya niacinamide bagaragaje ko ibara ry'uruhu ryagabanutse, bigaragaza ko uruhu rwabo rwari rwarushijeho kuba rukeye mu gihe cy'ibyumweru 12. Byongeye kandi, nta ngaruka mbi zagaragajwe n'umwe mu bitabiriye iryo tsinda, bigaragaza ko niacinamide ari ikintu cyizewe kandi cyihanganirwa gukoreshwa mu bikoresho byo kwita ku ruhu.
Ibi bisubizo bihuye n’ubushakashatsi bwakozwe mbere bwagaragaje ko niacinamide igira ingaruka nziza ku ruhu no kururutsa. Niacinamide ikora mu kubuza ikorwa rya melanin, ibara riha uruhu ibara ryarwo. Ibi bituma iba ikintu cyiza mu kugabanya ibara ry’uruhu, nk’uduheri tw’imyaka cyangwa melasma, ndetse no gutuma uruhu rugira ibara ry’uruhu muri rusange. Byongeye kandi, niacinamide byagaragaye ko ifite ubushobozi bwo kurwanya ububyimbirwe no kurwanya antioxydants, bishobora gufasha kurinda uruhu kwangirika no kunoza ubuzima bwarwo muri rusange n’isura yarwo.
Mu gusoza, iyi raporo y'ibizamini by'umubiri w'umuntu itanga ibindi bimenyetso byerekana ingaruka z'uruhu rworoshye n'urumuri.
Igihe cyo kohereza ubutumwa: Werurwe-23-2023