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Gwajin GlyNAC: Glycine da NAC Sun Gyara Alamu da yawa na tsufa a manyan mutane cikin makonni 16 – amma Gwajin Karami ne

Dr. Synapse · · 5 min read

Abin ƙara abinci mai sauƙi da ke ɗauke da sinadarai biyu – glycine da N‑acetylcysteine (NAC) – ya gyara jerin manyan matsalolin da suka shafi tsufa a cikin wani gwaji da aka yi da rabe‑raben bazuwar ƙungiya da placebo a Baylor College of Medicine. Haɗin da ake kira GlyNAC yana da araha, ana samun sa a ko’ina, kuma ƙungiyar bincike ta dade tana nazarinsa. Sakamakon da aka wallafa a The Journals of Gerontology: Series A a watan Janairu 2023 ya burge, amma ya fito ne daga gwaji ƙarami, wani abu da ke da muhimmanci wajen tantance sahihancin tasirin sa.

Manufar GlyNAC

Glutathione (GSH) shi ne babban antioxidant da ke cikin kwayoyin jikin mutum. Yana taimakawa wajen kawar da sinadaran reactive oxygen species (ROS) da kuma kare mitochondria, wato ƙananan sassan da ke samar da ƙarfi a cikin sel. Ƙungiyar Baylor, ƙarƙashin jagorancin Rajagopal Sekhar, ta yi ikirarin cewa manya suna fama da ƙarancin glutathione wanda ke haifar da oxidative stress, lalacewar mitochondria, kumburi da ƙara rashin amincewar insulin.

Ana samar da glutathione ne daga sinadarai uku na amino acid: glutamate, cysteine da glycine. Masu binciken sun ce manya na rasa glycine da cysteine – na ƙarshe ana samunsa a matsayin NAC. Shan GSH kai tsaye ba ya da tasiri sosai, don haka dabarar ita ce samar da sinadarai masu tushe. A gwaje‑gwajen birai masu tsufa, an nuna cewa GlyNAC yana ƙara matakin GSH, yana rage oxidative stress, yana inganta oxidative phosphorylation a mitochondria, kuma yana rage rashin amincewar insulin. Wannan gwaji ya duba ko irin waɗannan tasirin za su faru a cikin mutane.

Yadda Gwajin Ya Gudana

Binciken ya haɗa da manya 24 da matasa 12. An raba mahalarta zuwa ƙungiyoyi biyu na tsawon makonni 16:

  • Rukuni GlyNAC (n = 12): an ba su glycine da NAC.
  • Rukuni Placebo (n = 12): an ba su placebo na alanine – irin wanda yake daidai da nauyin amino acid amma ba ya ƙunshe da glycine ko NAC.

Matasa sun karɓi GlyNAC na makonni biyu kawai; an yi amfani da su a matsayin ma’aunin “lafiya”. An tattara bayanai a farkon gwaji, a makonni 2, da kuma a makonni 16.

Ƙungiyar ta auna jerin manyan sakamako: matakin GSH, oxidative stress, aikin mitochondria, masu sarrafa ƙwayoyin makamashi, kumburi, aikin endothelium, rashin amincewar insulin da wasu alamu da dama na tsufa. Haka kuma sun auna saurin tafiya, ƙarfin tsoka, gwajin tafiya na mintuna 6, yanayin jiki da kuma ƙaura (systolic blood pressure).

Abubuwan Da Masu Binciken Suka Gano

A lokacin farawa, manya sun bambanta sosai da matasa. Sun kasance da ƙarancin glutathione, oxidative stress mai girma, aikin mitochondria mara ƙarfi, ƙarin kumburi, ƙarancin aikin endothelium da rashin amincewar insulin. Haka kuma sun nuna alamu da dama na tsufa – raunin ayyukan jiki, faɗin ƙugu mai girma, da ƙaura mai ƙarfi.

Bayan gwajin makonni 16, GlyNAC, amma ba placebo ba, ne ya inganta ko ya gyara waɗannan alamu. An ba da rahoton cewa ƙarin ba ya haifar da tasiri maras kyau, kuma yana da aminci. Marubutan sun kammala da cewa haɗin fa'idodin glycine, NAC da GSH na sa GlyNAC ya zama ƙarin abinci mai tasiri wajen rage wasu alamu da ke alaka da tsufa.

Cikakken Bayanin Magani: Yawan Sha da Waɗanda Zai Iya Amfana

Takaitaccen bayanin da ke cikin wallafar ba ya ƙunshe da adadin da aka yi amfani da shi, don haka duk mai sha'awar ya duba takardar asali (PMC9879756). Tsarin dawowa da aka yi amfani da shi yana kan nauyi, kusan 100 mg/kg a kowace rana ga kowanne amino acid. Don misali, mutum mai nauyin kilo 70 zai sha kusan gram 7 na glycine da gram 7 na NAC a kullum. Wannan adadi ya fi na kayan NAC da ake sayarwa a kasuwa, kuma galibi ana raba shi zuwa lokuta biyu a rana. Ka ɗauki wannan a matsayin misalin gwaji, ba a matsayin shawarar magani ba.

Kungiyar da aka bincika ita ce manya, yayin da matasa aka yi amfani da su a matsayin ma’auni. Mutanen da za su fi amfana da wannan hanya su ne manya da ke da alamu na raguwar abinci da ƙarfin jiki. Kodayake, gwajin bai tabbatar da tasiri a matasa masu lafiya ba, kuma matasa sun karɓi GlyNAC na makonni biyu kawai a matsayin gwaji.

NAC a manyan ƙididdiga na iya haifar da matsala wajen narkewa, kuma yana da ƙamshin sulfur. Duk wanda ke shan magunguna, ko yana da cutar hanta, koda wanne cuta na ciwon suga ko wasu cututtuka na dindindin, ya kamata ya tattauna da likita kafin ya fara shan gram‑gram. Bayanai na tsaro daga gwajin sun ƙunshi makonni 16 a ƙungiya ƙarama, don haka ba su ba da cikakken bayani game da amfanin dogon lokaci ba.

Ƙuntatawa Masu Muhimmanci

Samfurin ƙarami ne. Mutane goma sha biyu a kowanne rukuni na iya nuna manyan tasiri a kan alamu na sinadarai, amma ba su isa don kawar da yiwuwar sakamakon bazuwar, bambancen ƙungiya ko ƙananan illa ba; sakamakon na bukatar maimaitawa.

Sakamako da yawa, mahalarta ƙalilan. Gwajin da aka gudanar a manya 24 ke ba da damar samun sakamako maras tabbas. Samun sakamako da dama yana da kyau, amma ba hujja ce mai ƙarfi ba.

“Mayar da tsufa” kalma ce mai ƙarfi. Mizanin da aka yi amfani da su su ne alamu na biomarker da gwaje‑gwajen aiki. Ba su haɗa da manyan sakamako kamar fashewar ƙasusuwa, shigar asibiti, cututtukan zuciya ko mutuwa. Gyara alamu ba ya nufin tsawon rai ko rayuwa mai lafiya.

Bincike daga cibiyar guda. Yin gwaji a ƙungiyoyi masu bambancin kabilu da al'adu zai ƙara yarda da sakamakon. Wannan binciken an wallafa shi tare da sharhi a mujallar da aka ambata, wanda ke nuna sha'awar kimiyya, amma ba zai maye gurbin gwaje‑gwaje masu yawa ba.

Tsawon lokaci. Mako 16 na nuna tasirin ɗan gajeren lokaci. Tambayar ita ce ko fa'idodin za su ci gaba da kasancewa, ko bukatar ƙara shan magani, ko kuma za su tsayawa a wani mataki.

Muhimmanci Da Gabaɗaya

Gwajin GlyNAC yana ba da ra'ayi mai ma'ana a fannin ilimin halitta, mai rahusa ga matsalar da ke da alaƙa da raguwar glutathione da tsufa. Alamu suna nuna ƙwarin gwiwa, kuma ƙirƙirar da aka yi da placebo ta fi karfi fiye da yawancin binciken ƙari. Amma wannan gwaji yana a matakin farko, ƙanana ne, kuma ikirarin da ke kan “mayar da alamu na tsufa” na buƙatar ƙarin bincike masu girma da manyan ƙungiyoyi masu zaman kansu tare da sakamako da za a iya amfani da su a kiwon lafiya. A yanzu, GlyNAC ya fi dacewa a matsayin ra'ayi mai ban sha'awa da ke da alamu masu ƙarfafawa, ba magani da aka tabbatar da anti‑tsufa ba.

Original study

Read the original research on pubmed.ncbi.nlm.nih.gov →

This article summarizes published research for general information. It is not medical advice.

DS

Written by

Dr. Synapse

Dr. Synapse writes for Biocracked: biohacking science, longevity & human performance.

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