Kev piav qhia
Vitamin K2 (MK-7)yog ib hom vitamin K2, uas yog, sab saw ntawm vitamin K2 muaj 7 isoprene units. Nws yog ib tug fat-soluble vitamin thiab ib tug ntawm cov tseem ceeb cov vitamins indispensable nyob rau hauv tib neeg lub cev.
Muab piv
1. Qhov chaw
Vitamin K2 (MK-4): feem ntau yog los ntawm nqaij
Vitamin K2 (MK-7): feem ntau yog los ntawm natto
2. Kev nqus thiab kev thauj mus los
Vitamin K2 (MK-7) yog rov faib rau hauv daim siab feem ntau los ntawm cov lipoprotein tsawg-density;
Vitamin K2 (MK-4) yog nqa los ntawm tib lipoprotein thiab tshem tawm sai sai hauv daim siab.
3. Bioavailability
Cov kev tshawb fawb tau pom tias sab saw ntawm vitamin K2 (MK-7) ntev dua li ntawm cov vitamin K2 (MK-4). Yog li ntawd, nws tuaj yeem muaj nyob hauv tib neeg lub cev rau lub sijhawm ntev, thiab nws cov bioavailability nyob rau hauv cov ntaub so ntswg extrahepatic yog siab dua.
4. Qib siv tau zoo
Vitamin K2 (MK-7) belongs rau qib ug/d (microgram level), ib hnub ib zaug, 90 micrograms txhua zaus;
Vitamin K2 (MK-4) belongs rau qib mg/d (milligram level), 15 mg peb zaug ib hnub twg (sib npaug rau 45,000 micrograms ib hnub), thiab qhov yuav tsum tau noj yog 500 zaug uas yog vitamin K2 (MK-7).
5. Cov txheej txheem ntau lawm
Vitamin K2 (MK-7): tuaj yeem muab rho tawm los yog tau los ntawm kev siv tshuaj lom neeg
Vitamin K2 (MK-4): tau los ntawm cov tshuaj synthesis
6. Kev siv ua haujlwm
Vitamin K2 (MK-7): siv rau pob txha pob txha, txhim kho arterial calcification, kho Parkinson tus kab mob
Vitamin K2 (MK-4): rau pob txha
Nws tuaj yeem pom tau tias vitamin K2 (MK-7) deb tshaj vitamin K2 (MK-4) nyob rau hauv cov nqe lus ntawm kev ua si lom neeg, bioavailability thiab kev ua tau zoo.
