Arachidonic acid (ARA), docosahexaenoic acid (DHA) da eicosapentaenoic acid (EPA) sune dogayen sarƙoƙi na polyunsaturated fatty acids (LCPUFA). Carotenoids, gami da lutein da zeaxanthin (LZ), galibi ana samun su a cikin kayan lambu kore.
ARA da DHA suna da yawa a cikin kwakwalwa kuma manyan abubuwan da ke cikin phospholipids ne. Bincike ya nuna cewa ƙara yawan DHA da EPA na iya inganta aikin ƙwaƙwalwa a cikin tsofaffi.
Bugu da ƙari, an ruwaito cewa LZ, wani sinadari mai hana tsufa a kwakwalwa, yana da tasirin kariya ga ƙwayoyin jijiyoyi, wanda hakan ke shafar aikin fahimta. Duk da haka, ingancin lutein da zeaxanthin akan aikin ƙwaƙwalwa ba a fayyace shi ba saboda sakamakon da ya saba wa juna daga nazarin shiga tsakani na baya.
Dangane da gaskiyar cewa ARA, DHA, EPA, L da Z (LCPUFA + LZ) suna nan a cikin kwakwalwa, da kuma wasu rahotanni na ingantaccen aikin ƙwaƙwalwa, marubutan binciken na yanzu sun ba da shawarar cewa haɗuwar waɗannan abubuwa na iya inganta ƙwaƙwalwar ajiya. aiki a cikin kwakwalwa. tsofaffi masu lafiya.
Masu binciken Japan sun gudanar da wani bincike na tsawon makonni 24, wanda aka yi bazuwarsa, wanda aka yi masa kallon makafi, wanda aka sarrafa shi ta hanyar placebo, a layi daya, game da tasirin LCPUFA + LH akan aikin ƙwaƙwalwa a cikin tsofaffi masu lafiya na Japan waɗanda ke da matsalolin ƙwaƙwalwa amma ba tare da cutar hauka ba.
Ba su sami wani bambanci mai mahimmanci tsakanin ƙungiyoyin ba. Duk da haka, a cikin wani bincike da aka yi kan ƙungiyar mahalarta da ke fama da koma bayan fahimta, an lura da manyan ci gaba.
Rahoton ya kammala da cewa: “Wannan binciken ya nuna a karon farko cewa haɗin LCPUFA da LZ na iya inganta aikin ƙwaƙwalwa a cikin tsofaffi masu lafiya na Japan waɗanda ke da ƙarancin fahimta amma ba tare da cutar hauka ba.” 'text ad1′); });
An rarraba mahalarta 120 daga Tokyo da kewaye zuwa ƙungiyoyi uku: (1) ƙungiyar placebo da ke karɓar placebo a matsayin ƙarin abinci; (2) ƙungiyar placebo da ke karɓar placebo a matsayin ƙarin abinci; (2) ƙungiyar LCPUFA+X waɗanda suka karɓi ƙarin abinci wanda ya ƙunshi LCPUFA (wanda ke ɗauke da 120 mg ARA, 300 mg DHA da 100 mg EPA kowace rana) tare da Compound X (ba a nuna ba domin wannan mahaɗin ba shine batun wannan binciken ba)) (3) ƙungiyar LCPUFA+LH da ke karɓar ƙarin abinci wanda ya ƙunshi LCPUFA (120mg ARA, 300mg DHA da 100mg EPA kowace rana) tare da haɗin gwiwa da LH (10mg lutein da 2mg zeaxanthin kowace rana).
Suntory Health Co., Ltd. ce ta samar da abincin gwaji da kayan aikin wannan binciken, wanda ke sayar da abincin lafiya da ke ɗauke da LCPUFA.
An yi amfani da gyaran Wechsler Logical Memory Scale II (WMS-R LM II) da kuma Montreal Cognitive Test a cikin harshen Japan (MoCA-J) don tantancewa.
An rubuta shekaru, jinsi, da ilimi a matsayin halayen mahalarta. An tattara samfuran jini a farkon, makonni 12 da 24 don nazarin fatty acid da LZ.
An gudanar da gwajin ilimin halayyar ɗan adam kuma an auna yawan abincin da mai kitse ke ci a farkon makonni, a makonni 12 da 24. Kowane mahalarta ya kammala rubutaccen tarihin rayuwarsa, yana rubuta ƙarin abincin da ya ci da kuma duba manyan canje-canje a salon rayuwa.
Binciken ya nuna cewa LCPUFA + LZ ba shi da wani tasiri mai mahimmanci ga aikin ƙwaƙwalwa a cikin tsofaffi masu lafiya na Japan waɗanda ke da matsalolin ƙwaƙwalwa, amma ƙarin ya inganta aikin ƙwaƙwalwa a cikin mahalarta da ke da raguwar fahimta.
Marubutan sun ce nazarin shiga tsakani na gaba bisa cikakken ilimin da mahalarta suka samu game da aikin fahimta na farko zai taimaka wajen yanke hukunci mai kyau game da tasirin shiga tsakani kan aikin ƙwaƙwalwa.
"Tasirin kitse mai yawan polyunsaturated mai tsayi tare da lutein da zeaxanthin akan ƙwaƙwalwar episodic a cikin tsofaffi masu lafiya"
Sueyasu, T., Yasumoto, K., Tokuda, H., Kaneda, Y.;
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