Magadosage na bitamin C

Vitamin C megadosage kalma ce da ke kwatanta amfani ko alluran bitamin C (ascorbic acid) a cikin allurai fiye da na yanzu Amurka Shawarar Bayar da Abincin Abinci na 90 milligrams kowace rana, kuma sau da yawa fiye da jurewa matakin ci na sama na milligrams 2,000 kowace rana.  Babu wata hujjar kimiyya mai ƙarfi cewa megadosage na bitamin C yana taimakawa wajen warkarwa ko hana ciwon daji, mura, ko wasu yanayin kiwon lafiya.  

Masu ba da shawara na tarihi na megadosage na bitamin C sun hada da Linus Pauling, wanda ya lashe kyautar Nobel a Chemistry a 1954. Pauling ya yi jayayya cewa saboda mutane da sauran primates ba su da wani nau'i na aikin L-gulonolactone oxidase, wani enzyme da ake bukata don yin bitamin C wanda ke aiki a kusan dukkanin sauran dabbobi masu shayarwa, tsire-tsire, a cikin nau'i na nau'i na nau'i, nau'i na nau'i na nau'i na nau'i, nau'i na nau'i da nau'i na nau'i-nau'i na mutum, da sauran nau'o'in nau'o'in nau'i na nau'i, nau'i da nau'i na nau'i na nau'i. kasawa. Wadannan gyare-gyaren, in ji shi, sun rage tsawon rayuwa amma ana iya jujjuya su ko rage su ta hanyar karawa mutane tare da yawan adadin bitamin C da aka samar a jiki idan enzyme yana aiki.

Vitamin C megadoses suna da'awar wasu masu ba da shawarwarin magunguna ciki har da Matthias Rath da Patrick Holford don samun rigakafin rigakafi da maganin cututtuka akan cututtuka irin su ciwon daji da AIDS,  amma shaidar kimiyya ba ta goyi bayan waɗannan da'awar ba.  Wasu gwaje-gwajen suna nuna wani tasiri a hade tare da wasu hanyoyin kwantar da hankali, amma wannan baya nufin bitamin C megadoses a kansu suna da wani tasiri na warkewa. 

 Fage 
Vitamin C wani muhimmin sinadari ne da ake amfani da shi wajen samar da collagen da sauran kwayoyin halittu, da kuma rigakafin scurvy .  Har ila yau, yana da maganin antioxidant, wanda ya haifar da amincewa da wasu masu bincike a matsayin ƙarin magani don inganta yanayin rayuwa .  Wasu nau'in dabba, ciki har da haplorhine primates (wanda ya haɗa da mutane ),   mambobi ne na dangin Caviidae na rodents (ciki har da aladu na guinea da capybaras ),  yawancin nau'in jemagu,  yawancin tsuntsaye na passerine,   kuma game da 96% na kifi na ciki ba za su iya yin amfani da su ba. don haka dole ne a dogara ga kafofin waje, yawanci ana samun su daga abinci.

 Ascorbic acid a cikin jini
 Megabitamin far
 Magungunan Orthomolecular
 Uric acid

 Manazarta