Phytosterols, wanda aka fi sani da tsire-tsire masu tsire-tsire, sun karbi yawancin hankali saboda amfanin lafiyarsu. Ana samuwa a cikin abinci na halitta, irin su kwayoyi, 'ya'yan itace, da kayan lambu, ana iya samo phytosterols a cikin nau'in kantin lafiyarka ko kantin magani.
Nazarin sun gano cewa amfani da kullum a ko'ina tsakanin 1.6 da 3 grams na phytosterols zai iya rage LDL cholesterol ta ko'ina a tsakanin 4 zuwa 15%.
Duk da haka, HDL cholesterol da triglycerides ba su bayyana cewa amfani da phytosterols zai shawo kan hakan ba. Kodayake irin yadda LDL cholesterol ke saukarwa ta hanyar phytosterols ba a sani ba, akwai wasu nazarin da suka binciki yadda zazzafar phytosterols zasu iya shafar matakan LDL cholesterol.
LDL-Ƙaddamar da ƙaddamarwa yana da ƙyama
Yawancin lokaci, cholesterol-duka daga abincinku da hanta-an shafe ta cikin ƙananan hanji kuma yana juya cikin jini.
Phytosterols, waɗanda suke da irin wannan tsari zuwa kwayoyin cholesterol, an shafe su daga ƙananan hanji. Saboda haka, phytosterols ba su shiga jini ba kuma an cire su. Wasu nazarin sun gano cewa phytosterols zai iya dakatarwa ko rage jinkirin tsinkayen cholesterol na abincin. Wadannan binciken sun gano wasu kwayoyin a cikin ƙananan ƙwayar da za a iya canza su ta hanyar phytosterols, kamar adenosine triphosphate wanda ke ɗaukar kaya a A1 (ABCA1).
Wadannan kwayoyin suna da alhakin ƙara yawan ƙwayar cholesterol a cikin feces. Wasu nazarin da aka bayar sun nuna cewa phytosterols na iya rinjayar hanyar da zazzaɓin cholesterol a jiki. Wadannan binciken sun nuna cewa phytosterols zai iya taimakawa wajen rage yawan adadin VLDL cholesterol, IDL cholesterol da LDL cholesterol da ke cikin hanta.
Abin takaici, waɗannan binciken suna rikice-rikice da kuma tsarin da tsarin jiki yake yi ba a fahimta ba.
Kodayake ana buƙatar ƙarin karatu don sanin yadda zafin jiki ke aiki a rage darajar LDL cholesterol, binciken da ya nuna cewa hada da kayan jiki da wadataccen abinci a cikin abincinka kuma rage adadin yawan ƙwayar da kake cinye zai taimaka wajen rage matakan LDL. Kodayake yawancin abinci mai lafiya yana dauke da phytosterols, mai yiwuwa bazai isa ya fahimci sakamakon rage yawan ƙwayar cholesterol na wannan gina jiki ba. Alal misali, kodayake ana bukatar kimanin nau'i na jiki na jiki a kowace rana don ganin rageccen LDL cholesterol, an kiyasta cewa mutum ne kawai yana samun kimanin 150 zuwa 350 MG na phytosterols kowace rana. Abubuwan da ke cike da phytosterol da kuma abincin da ke da karfi tare da phytosterols na iya taimaka wajen inganta yawan ciwon phytosterol.
> Sources:
> Calpe-Berdiel L, JC Escola-Gil, F Blanco-Vaca. Sabuwar fahimtar ayyukan kwayoyin da ke da tsire-tsire a cikin tsire-tsire da tsire-tsire a cikin ƙwayar cholesterol metabolism: bita. Atherosclerosis 2009; 203: 18-31
> Clifton P. Sauko da cholesterol - nazari game da muhimmancin tsirrai na sterols. Dokar Austam Fam 2009; 38: 218-221.
> Malinowski JM, MM Gehret. Phytosterols don dyslipidemia. Am J Health Systems Pharm 2010; 67: 1165-1173.