Arbutin ni iki?

Arbutin ni ikintu gisanzwe kiboneka mu bimera bitandukanye, cyane cyane mu bimera bya bearberry (Arctostaphylos uva-ursi), cranberries, blueberries, na pears. Ni mu bwoko bw'ibinyabutabire bizwi nka glycosides. Ubwoko bubiri bw'ingenzi bwa arbutin ni alpha-arbutin na beta-arbutin.

Arbutin izwiho kugira ubushobozi bwo koroshya uruhu, kuko ibuza imikorere ya tyrosinase, enzyme igira uruhare mu ikorwa rya melanin. Melanine ni ibara rishinzwe ibara ry'uruhu, umusatsi n'amaso. Mu gukumira tyrosinase, arbutin ifasha kugabanya ikorwa rya melanin, bigatuma uruhu rugira ibara ryoroheje.

Bitewe n'ingaruka zayo zo gukamura uruhu, arbutin ni ikintu gikunze gukoreshwa mu bikoresho byo kwisiga no kwita ku ruhu. Ikunze gukoreshwa mu buryo bugamije gukemura ibibazo nko gukamura ibara ry'uruhu, ibizinga byijimye, n'uruhu rutangana. Ifatwa nk'uburyo bworoshye bwo gusimbura ibindi bintu bigabanya ibara ry'uruhu, nka hydroquinone, ishobora kubabaza uruhu cyane.

Ni ngombwa kumenya ko nubwo arbutin muri rusange ifatwa nk'aho itekanye mu gukoreshwa mu mubiri, abantu bafite uruhu rworoshye cyangwa allergie bagomba kwitonda no gukora isuzuma ry'ibice mbere yo gukoresha imiti irimo arbutin. Kimwe n'ibindi bintu byose bikoreshwa mu kwita ku ruhu, ni byiza kugisha inama muganga w'uruhu cyangwa inzobere mu by'ubuzima kugira ngo aguhe inama.