Parabens nyob rau hauv tshuaj pleev ib ce - nws yog txaus ntshai los yog tsis

Nyob rau hauv xyoo tsis ntev los, muaj ntau yam tseem ceeb zaum tau qhia kev ntseeg tias parabens nyob rau hauv tshuaj pleev ib ce - nws yog teeb meem, tab sis nyob rau PatientsÕ theem yuav tsis yaum ib tug txiav npluav rau lawv siv. Loj kom hniav zoo nkauj tuam txhab uas muag tseem tabtom kom daws tau qhov teeb meem thiab maj mam tshem tawm cov kev siv ntawm preservatives nyob rau hauv lawv cov khoom.

Yog li ntawd yog dab tsi parabens nyob rau hauv tshuaj pleev ib ce, nws yog tiag tiag txaus ntshai los yog tsuas yog unwound npe rau kev sib tham?

Hu parabens tshuaj, uas vim nws cov khoom tiv thaiv ntxov ntxov tsos ntawm fungi thiab cov kab mob. Lawv yog siv tsis tau tsuas yog nyob rau hauv tshuaj pleev ib ce, tab sis kuj nyob rau hauv cov zaub mov thiab kev kho mob industries. Ib txhia parabens muaj nyob txawm nyob rau hauv cov xwm, tab sis parabens nyob rau hauv tshuaj pleev ib ce - yog hluavtaws khoom.

Nyob rau hauv muaj ntau yam tsim lub teb chaws, cov xov tooj ntawm parabens nyob rau hauv tshuaj pleev ib ce yog nruj me ntsis tswj. Piv txwv li, parabens xws li propyl - methyl -, butyl -, ethylparaben thiab lawv ntau yam isoforms tso cai nyob rau hauv ib tug npaum li tsis ntau tshaj li 0.4% thiab yuav tsum tsuas yog nyob rau hauv paraben cov khoom. Yog muaj parabens sib tov, nws concentration yuav tsum tsis txhob ntau tshaj 0.8%. Muaj lub tswv yim ntawm ib txhia kws, nws yog feem ntau hais txog 0.2% ntawm lawv cov nyob rau hauv tshuaj pleev ib ce kom txaus.

Yuav ua li cas yog cov kev piam sij ntawm parabens?

Nyob rau hauv lub dhau los lawm ob peb lub xyoo nws tau tshwm ntau nqe lus hais tias lawv yog endocrine disruptors. Nyob rau hauv no hais txog, cov teb chaws Europe txiav txim siab hais tias propyl paraben nyob rau hauv tshuaj pleev ib ce yuav tsum tau ua ntawv thov tsawg zaus, nws pub concentration los txo los ntawm ib nrab, tib yuav tsum tau siv rau butilparabenam.

Parabens muaj estrogenic los. Yog li ntawd, cov kev siv ntawm cov khoom nyob rau hauv uas lawv yog tam sim no, yuav tsum tau txwv rau cov neeg uas muaj ib tug contraindication rau kev siv ntawm cov tshuaj no. Tshwj xeeb tshaj yog ceev faj koj yuav tsum tau cev xeeb tub cov poj niam, raws li cov excess cov tshuaj no muaj peev xwm adversely cuam tshuam lub sij hawm uas cev xeeb tub.

Tej zaum refute qhov kev thov thiab ua pov thawj hais tias xws li ib tug nyhuv yog tsuas tshuaj uas nkag rau hauv tib neeg lub cev nrog cov zaub mov thiab qhov tseem ceeb parabens harmless.

Thaum tas mus li siv prabenov lawv noog nyob rau hauv lub cev uas tej zaum yuav ua rau kom mob cancer mis, tsev menyuam, zes qe menyuam nyob rau hauv cov poj niam thiab noob qes mob cancer nyob rau hauv cov txiv neej. Tab sis qhov no yog cia li lub tswv yim ntawm kws tshawb fawb, thaum ib tug tib neeg causal txuas ntawm txoj kev siv cov parabens nyob rau hauv khoom noj khoom haus cov khoom thiab nyob rau hauv tshuaj pleev ib ce, nrog rau cov tshwm sim ntawm cancer twb tsis tau tsim muaj.

Parabens nyob rau hauv tshuaj pleev ib ce zaum yuav ib nyuag ua rau kom cov yam ntxwv tsis zoo ntawm lub hnub. Cov khoom uas muaj methylparaben, thaum ua ntawv thov rau ntawm daim tawv nqaij nws yuav ua rau ntxov ntxov laus thiab txawm puas DNA. Qhov no tshwm sim vim cov tshuaj tiv thaiv nrog methyl paraben nrog ultraviolet rays. Tsis tas li ntawd leej txhais tau tias uas comprise propyl, metilparbeny tej zaum yuav ua ntau yam tawv nqaij khaus thiab txawm hu dermatitis, thiab tsis haum.

Tab sis nws tsis sai li sai tau tso tseg kev siv ntawm cov khoom uas muaj parabens. Tag nrho cov saum toj no cov ntaub ntawv tsuas yog qhov views ntawm cov kws tshwj xeeb, tab sis lawv tsis muaj scientific kabke los yog refutation ntawm contrary tsis tau.

Raws li official science, parabens yog yuav luag tsis-tshuaj lom thiab yooj yim tas. Rau cov neeg noj qab, lawv yog harmless thiab tsuas yog nyob rau hauv tsis tshua muaj heev neeg mob tej zaum yuav ua rau tsis haum parabenovuyu. Rau xws li cov neeg, lub qab zib ua tsis parabens.

Txawm tias tag nrho uas parabens nyob rau hauv tshuaj pleev ib ce muab long-term cia ntawm nws uas tsis ua txhaum nws cov khoom thiab zoo.

Lawv yog cov tam sim no nyob rau hauv yuav luag tag nrho cov tshuaj pleev ib ce, tab sis kuj nyob rau hauv ntau cov khoom noj thiab kev kho mob cov khoom. Txij li thaum tam sim no ua tsis tau txoj kev siv cov preservatives yog yuav luag tsis yooj yim sua, tus soj ntsuam ntawm yog lossi nrhiav rau ib tug lwm txoj rau parabens. Tab sis raws li ntev raws li nws tsis muaj nyob, yog raug tsim los ua ib tug preservative rau txuas ntxiv dua mus raw cov ntaub ntawv.