Capsule na Cire Gwanda Ya Ɗaga VO₂max da 14.8% — Amma Akwai Babban Matsala
Takaitaccen Bayani:
Capsule na ƙwayar gwanda da aka sha na tsawon kwanaki 40 ya ba da rahoton ƙaruwa na 14.8% a VO₂max. A cikin sabon takardar Antioxidants (2026), matasa maza ‘yan wasa 50 da suka sha 320 mg a rana na beta‑glucan mai yawa daga multi‑mushroom extract sun daga VO₂max daga 46.26 zuwa 53.12 mL/kg/min. Matsalar mafi girma ita ce babu rukuni na placebo, ba a yi bazuwar raba ƙungiyoyi ba, kuma ba a ɓoye (blinding) gwajin ba; a ƙarshe, ‘yan wasan sun ci gaba da horo a tsawon lokacin. Gwaje‑gwajen ƙwayoyin a kan sel na zuciyar bera suna nuni da haɗin kai da hypoxia, amma an gwada sinadarai guda uku (beta‑glucan, taurine, L‑arginine), ba capsule ɗin gaba ɗaya ba. Ga abin da binciken ya gano, abin da ba za a iya tabbatarwa ba, da abin da ya kamata a yi tunani biyu akansa.
Lambar Da Ta Ja Hankali
Takardar (Kumar, Gill, Verma & Singh, Antioxidants 2026; 15(11):1386) ta ba da rahoton cewa matasa maza ‘yan wasa 50 masu shekaru 18‑22 sun sha 320 mg a rana na beta‑glucan mai yawa daga cire ƙwayar gwanda (multi‑mushroom extract) tsawon kwanaki 40. VO₂max ɗinsu ya tashi daga 46.26 zuwa 53.12 mL/kg/min, wato ƙaruwa na 14.8% (p < 0.001). Jimillar VO₂ ya ƙaru da 11.6%. Rahoton NutraIngredients ya kuma nuna cewa lokacin gajiya ya tsawaita.
Samfurin da ake magana a kai shi ne “7‑in‑1 Mushroom Complex Extract” a cikin kwayar. Takardar ba ta fayyace irin ƙwayoyin gwanda da aka yi amfani da su ba, sai dai ba za a iya yin zato ba.
Babbar Matsala: Babu Placebo, Babu Randomization, Babu Blinding
Wannan gwaji ba tare da rukunin sarrafawa ba ya kasance single‑arm pre‑post pilot. Ba a yi amfani da placebo, ba a yi randomization, kuma ba a ɓoye gwajin ba. Masu binciken sun bayyana sakamakon a matsayin hypothesis‑generating.
Abubuwan da ke rufe wannan matsala sune:
- Horon ya ci gaba. ‘Yan wasan sun ci gaba da yin horon su na yau da kullum a cikin kwanaki 40. Horon na makonni shida kan haifar da ƙaruwa mai yawa a VO₂max ba tare da wani ƙari ba, don haka ba a iya ware tasirin horo daga na capsule ba.
- Tasirin tsammani (expectancy effect). Kowa ya san cewa suna shan wani kari; wannan na iya ƙara ƙwazo a gwajin ƙarshe.
- Yawan mahalarta kaɗan. Dukkan mahalarta su ne matasa maza masu lafiya; ba a iya fitar da sakamako ga mata, manya, ko marasa horo.
Tsarin gwajin ya kunshi washout na capsule na tsawon kwanaki 14‑17 kafin a fara, da kuma abincin da aka daidaita adadin kalori (isocaloric diet). Waɗannan matakai suna taimakawa, amma ba su maye gurbin rukuni na placebo ba.
Canje‑Canje a Jini da Numfashi
Sakamakon na biyu sun kasance gauraye kuma suna da wahalar fassara:
- Peak Respiratory Quotient (RQ) ya ƙaru daga 1.096 zuwa 1.308 – darajar da ta wuce kima, don haka ya kamata a yi taka tsantsan wajen karanta wannan alama.
- Hematocrit ya ragu daga 44.5 % zuwa 42.1 %, abin da ke tafiya akasin al’adar “ƙarin ƙwayoyin jini, ƙarin oxygen”.
- Mean Corpuscular Volume (MCV) ya ƙaru.
- White Blood Cell Count ya ragu daga 7.53 zuwa 6.80 ×10⁹/L; neutrophils sun sauka yayin da lymphocytes suka tashi.
Hematocrit mafi ƙasa tare da VO₂max mafi girma abu ne mai ban sha’awa, amma babu rukunin sarrafawa da zai tabbatar da ko wannan yana da asali a kan gani ko wani tasiri na plasma‑volume ko hayaniya kawai.
Gwaje‑gwajen Kwayoyin: Ban Sha’awa, Amma Tambaya Ta Banbanta
Takardar ta kuma ƙunshi wani ɓangare na dakin gwaje‑gwaje. Masu binciken sun yi amfani da H9c2 rat cardiomyoblasts (sel na zuciyar bera) sannan suka haifar da hypoxia da cobalt chloride (CoCl₂). Sun gwada sinadarai uku:
- Beta‑glucan a 20 µg/mL
- Taurine a 40 µM
- L‑arginine a 50 µM
Duk sinadarai uku sun inganta aikin metabolism daga 67.29 % (hypoxia kadai) zuwa 83.65‑97.40 %. Haka kuma, sun rage Hif1a transcripts, alamar rage martanin sel ga hypoxia. Gwajin Seahorse na aikin mitochondria ya nuna wasu canje‑canje, amma ba su da muhimmanci na ƙididdiga.
Akwai tazara tsakanin wannan aikin da gwajin ɗan adam. A sel an gwada sinadarai a yanayin hypoxia, yayin da a mutane aka sha cikakken multi‑mushroom extract. Don haka, kodayake sakamakon sel na iya ba da ra'ayi, ba su tabbatar da hanyar da capsule ke aiki a jikin mutum ba.
Abin Da Za A Iya Tusa da Abin Da Ba Za A Iya Tusa Ba
Abin da za a iya tallafawa:
- Babban canjin pre‑post a cikin mutane 50 tare da p‑value ƙasa da 0.001.
- Bayanan sel da ke nuna rage Hif1a da inganta metabolism a yanayin hypoxia.
Abin da ba za a iya tallafawa ba:
- Ikrar cewa cire gwanda yana haifar da kusan 15 % ƙaruwa a VO₂max ba tare da la’akari da horo, tasirin tsammani, da yanayin gwaji ba.
- Idan an yi gwaji da rukunin placebo, ƙila sakamakon ya kasance ƙasa da haka, ko ma babu tasiri kwata‑kwata.
Mahimmancin Aiki
- Kaya: 320 mg a rana na beta‑glucan mai yawa daga multi‑mushroom extract.
- Tsawon lokaci: kwanaki 40. Ba a fayyace lokacin da ake sha a rana ba, don haka ba a samu shawarwarin dawowa ba.
- Waɗanda ya kamata su yi la’akari: matasa maza masu lafiya da ke horo kuma suke son gwadawa da kansu. A ɗauki shi a matsayin gwaji, ba magani da aka tabbatar ba. Ku bi kididdiga a yanayi mai daidaito.
- Waɗanda ya kamata su guje: masu ciki, masu shayarwa, marasa lafiya, ko waɗanda ke shan magunguna masu ƙarfafa garkuwar jiki. ‘Yan wasa da suka yi wannan gwaji su duba takardar shaida ta ƙungiyoyin ƙwararru (Third‑Party Certifications) kafin su ci gaba.
- Abin da ba za a yi ba: kada a maye gurbin horo na yau da kullum (tsarin horo, bacci, abinci) da capsule.
Gabaɗayan Ƙarshe
Ɗaga na 14.8 % a VO₂max wani labari ne da ke yaduwa da sauri, kuma rashin rukunin placebo shi ne babban dalilin da ya sa ya kamata a yi taka tsantsan. Wannan gwaji na farko yana ba da hypothesis ga ‘yan bincike, ba ga ‘yan wasa ba. Gwajin da ya dace shine randomized, placebo‑controlled trial da ke ba da cikakken bayani kan nau’in gwanda, adadin mahalarta da ke fiye da 50, da tsare‑tsaren ɓoye. Har sai an samu irin wannan gwaji, amsar tambayar “shin capsule na cire gwanda yana ƙara kusan 15 % a VO₂max?” ba ta da tabbas.
