Vitamins, minerals thiab dej tsis muab calories, txawm tias lawv tseem yog cov as-ham tseem ceeb.
Puas muaj cov zaub mov tsis muaj calories lossis lub zog?
Lwm qhov chaw ntawm calories yog cawv. Cawv tsis suav tias yog cov khoom noj khoom haus (vim tias nws tsis xav tau los ntawm lub cev los ua nws cov haujlwm yooj yim), tab sis nws muab 7 calories ntawm lub zog rau txhua gram peb noj. Vitamins, minerals thiab dej tsis muab calories, tab sis lawv tseem yog cov as-ham tseem ceeb.
Dab tsi yog cov khoom noj uas tsis muaj calorie ntau ntau?
Hauv tib neeg cov khoom noj khoom haus, lo lus khoob calories siv rau cov khoom noj thiab dej haus uas muaj feem ntau lossis tsuas yog qab zib, qee cov rog thiab roj, lossis dej cawv. Cov zaub mov no muaj zog tab sis me me rau tsis muaj lwm yam khoom noj hauv txoj kev ntawm cov vitamins, minerals, protein, fiber, los yog fatty acids tseem ceeb.
Yog cov zaub mov tsis muaj zaub mov?
Kaum rau lub ntsiab lus tshuaj tau paub tias tseem ceeb rau cov nroj tsuag txoj kev loj hlob thiab ciaj sia. Kaum rau lub ntsiab lus tshuaj tau muab faib ua ob pawg tseem ceeb: tsis yog ntxhia thiab ntxhia. Cov Tsis-Mineral Nutrients yog hydrogen (H), oxygen (O), & carbon (C) Cov khoom noj muaj nyob hauv huab cua thiab dej.
Yuav ua li cas cov zaub mov cais hauv kev noj haus?
Cov ntxhia tau muab cais ua cov zaub mov tseem ceeb lossis cov kab noj hniav, nyob ntawm qhov xav tau ntawm lub cev. Cov zaub mov tseem ceeb yog cov uas xav tau hauv kev noj zaub mov ntau dua 100 milligrams txhua hnub. Cov no suav nrog sodium, potassium, chloride, calcium, phosphorus, magnesium, thiab sulfur.
