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**Approach: Macro science, with Palette C (natural).**

Extreme close-up, shot from a low 30-degree angle, of finely sifted matcha powder in a shallow matte ceramic bowl. A bamboo whisk's tines have just lifted from the surface, leaving a swirl of vivid green foam with a few tiny bubbles. Individual powder grains and the soft ridges of the foam are sharp in the foreground, and the background falls into a creamy blur. Soft side light from a window at left picks out the velvety texture and a faint sheen on the bubbles. The palette is grassy greens, with a worn wooden table in warm brown and a hint of pale daylight. The mood is calm and focused, with a clean, airy, natural feel. The green is the vivid, near-electric tone of fresh matcha. No text, no logos.
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Matcha Yafi Kofi Aikin Karkashin Damuwa, Bincike Ya Gano

Nova Chen · · 5 min read

Matcha Yafi Kofi Aikin Karkashin Damuwa, Bincike Ya Gano

Bayanin gabaɗaya

Masu shan kofi sun dade suna ɗauka cewa sinadarin caffeine ne ke ba da ƙara hankali. Sai wani gwaji da aka gudanar a jaridar Nutrients ya nuna cewa abubuwa suna da sauƙi kamar yadda aka tsammani. A cikin wannan bincike, an taimaka wa manya da ɗalibai biyu (yara da manya) da aka ba su kofin kofi guda ɗaya, wanda ya ƙara kaifin tunani. Amma ƙarin fa'ida ta bayyana ne kawai ga waɗanda suka sha matcha a kowace rana; su ne suka samu ƙarin aikin da aka kammala a wani gwajin lissafi da ke haifar da damuwa.

An gudanar da binciken ne a shekarar 2021 ta ƙungiyar da Baba da abokan aikinsa suka jagoranta. Sai ya tunatar da mu cewa tasirin abinci ba ya danganta ne kawai ga caffeine ba, har ma da sauran sinadarai da ke cikin abin da muke sha. Kamar yadda aka saba, gwajin na da wasu iyakoki da za a ambata a fili.

Abin da masu binciken suka nufa su gwada

Matcha shayi ne na kore da ake niƙa har ya zama garin. Domin a ci ganyen gaba ɗaya, yana ɗauke da sinadaran amino da yawa fiye da sauran nau'ikan shayi, ciki har da L‑theanine, tare da caffeine. Wasu bincike sun riga sun nuna cewa shan matcha na ƙara hankali da aikin shugabanci a manya. Wannan ya sa masu binciken suka tambayi: shin matcha yana aiki ne kawai a matsayin babban mai ɗauke da caffeine, ko kuwa wasu sinadarai ne ke ƙara tasirin da ake gani?

Don amsa wannan tambaya, ƙungiyar ta kwatanta matcha, kofi, da placebo. Sun kuma kwatanta shan sau ɗaya da shan kullum, tare da ƙara yanayin damuwa a gwajin. An yi rijistar gwajin a University Hospital Medical Information Network a Japan (UMIN000036578), kuma mahalarta su ‘yan Japan ne a tsakiyar shekaru da manya.

Yadda aka auna damuwa da tunani

Akwai kayan aikin gwaji guda biyu da suka fi tasiri:

  • The Uchida‑Kraepelin test (UKT). Wannan gwajin Japananci ne na lissafi da ake yin sa a ƙarƙashin yanayin damuwa. Mafi mahimmanci a nan shine adadin aiki, wato yawan abubuwan da mutun ya kammala a lokacin da aka sanya masa matsin lamba.
  • Cognitrax. Wannan wani shiri ne na kwamfuta da ke auna fannoni daban‑daban na tunani kamar hankalin gaba ɗaya da saurin amsawa.

Ta wannan hanya, masu bincike sun iya tantance ko abin da aka sha zai tasiri a kan aikin mutum a gwaji guda ɗaya ne ko kuma idan shan kullum zai canza yadda mutum ke amsa yanayin damuwa.

Manyan sakamakon da aka samu

  1. Shan kofi guda ɗaya ya inganta aikin hankali a lokacin ko bayan damuwa.
  2. Shan matcha guda ɗaya ya rage lokacin amsawa a Cognitrax, wanda marubuta suka danganta da caffeine da ke cikin matcha.
  3. Shan matcha a kowace rana ya ƙara adadin aikin da aka kammala a gwajin lissafi na UKT.
  4. Shan kofi a kowace rana bai ƙara adadin aiki ba, sai dai idan an sha shi sau ɗaya kawai.

Marubutan sun kammala da cewa shan matcha da kofi duka suna ƙara hankali da aikin da ake yi a ƙarƙashin damuwa, amma matcha na ba da fa'ida fiye da kofi kadai idan an ci gaba da sha a kowace rana.

Me ya sa kofi kadai ba ya ba da cikakken labari

Masu bincike sun ambaci haɗin caffeine da L‑theanine a cikin matcha, amma gwajin bai ware L‑theanine a matsayin abu daban ba. Saboda haka ba za a iya tantance wane sinadari ne ya haifar da ƙarin tasirin da aka gani ba. An kwatanta matcha da kofi, ba da kofi da L‑theanine da aka ware ba.

Har yanzu, amfanin kofi yana bayyana a matsayin na ɗan lokaci: yana ƙara kaifin hankali da adadin aiki a gwaji guda, amma ba ya ci gaba da ba da ƙarin aiki idan an sha shi kullum. Wannan ya dace da ra'ayin cewa juriya kan rage tasirin caffeine a lokaci. A gefe guda, shan matcha a kullum yana ƙara adadin aikin, watakila saboda L‑theanine da sauran sinadarai suna sassauta ko tsawaita tasirin caffeine. Sai dai takaitaccen bayani bai tabbatar da wannan ra'ayi ba.

Abubuwan da ya kamata a kula da su

  • Mahalarta. Mahalarta su ne manya da manya‑manya ‘yan Japan; ba lallai sakamakon ya shafi matasa, sauran ƙabilu, ko mutanen da ke shan kofi da yawa ba.
  • Ƙananan yanayin damuwa. UKT yana nufin aikin lissafi da ake yi a ƙarƙashin ɗan gajeren lokaci, ba ainihin damuwar rayuwa ba.
  • Saƙonnin da suka rikice. Shan matcha guda ɗaya ya rage lokacin amsawa (cikin Cognitrax) amma ba ya doke kofi a dukkan fannoni. Fa'idarsa ta fi bayyana a yawan aikin da aka yi a dogon lokaci.
  • Gwaji guda ɗaya. Wannan gwaji na ƙungiyar da ta riga ta wallafa sakamakon matcha masu kyau zai iya zama alamar alkawari, ba ƙarshe ba.

Abubuwan da za a iya amfani da su a rayuwa

Matcha vs kofi don ƙara hankali. Idan kana buƙatar ƙara hankali cikin gaggawa, kofin kofi zai iya yi maka aiki. Amma idan kana aiki a yanayi mai tsawo da damuwa, haɗin caffeine da L‑theanine da ke cikin matcha na iya ba da ƙarin fa'ida wanda kofi kadai ba zai iya bayarwa. Wannan tsinkayar ta fito ne daga wannan binciken, ba daga gwajin da ya kwatanta matcha da kofi kai tsaye ba.

Shan kullum vs gwaji guda ɗaya. Ƙarin aikin da aka samu ya bayyana ne kawai idan an ci gaba da shan matcha a kowace rana. Kofi guda ɗaya a safiya ba zai maimaita wannan tasiri ba, yayin da al'ada na yau da kullum (shisha kullum) zai iya zama mafi tasiri.

Stacking L‑theanine. Sakamakon na iya ƙarfafa ra'ayin haɗa kofi da L‑theanine a matsayin kari. Wannan yana da ma'ana a gwada, amma wannan gwaji ya yi amfani da matcha gaba ɗaya, wadda ke ɗauke da manyan sinadarai fiye da L‑theanine kadai. Kada a ɗauka cewa L‑theanine da aka ware zai haifar da sakamako iri ɗaya.

Wa zai amfana. Mahalarta su ne manya a tsakiyar shekaru da sama da su, waɗanda ke son samun ƙarin aiki a yanayi mai damuwa. Mutanen da ke da matsalar bacci, ko waɗanda suke amfani da magunguna ko suke da cututtuka, su nemi shawarwarin likita kafin su fara shan matcha. A ƙarshe, matcha na ɗauke da caffeine.

Kammalawa

Wannan gwaji yana nuna cewa matcha ba wai kawai hanyar isar da caffeine ba ce, har da ƙara yawan aikin da ake yi a ƙarƙashin damuwa. Kofi yana ƙara kaifin hankali a gwaji guda, amma shan matcha a kullum ne ke haifar da fa'ida a yawan aiki. Sakamakon na da ƙarfi kuma yana da ma'ana ga masana kimiyya, amma har yanzu ya bukaci a maimaita shi a cikin manyan ƙungiyoyi da ƙarin mahalarta, tare da gwaje‑gwajen da za su ware tasirin L‑theanine da sauran sinadarai kafin a ba da shawarwari masu ƙarfi.

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.

NC

Written by

Nova Chen

Nova Chen writes for Biocracked: biohacking science, longevity & human performance.

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