Mawallafi: Robert Simon
Ranar Halitta: 16 Yuni 2021
Sabuntawa: 17 Nuwamba 2024
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Full Body Yoga for Strength & Flexibility | 40 Minute At Home Mobility Routine
Video: Full Body Yoga for Strength & Flexibility | 40 Minute At Home Mobility Routine

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Intanit ya cika da girke-girke na rana na DIY da samfuran da zaku iya siyan wanda ke da'awar man karat mai tasiri ne, na hasken rana. Wasu suna cewa man iri na karas yana da babban SPF na 30 ko 40. Amma wannan gaskiya ne da gaske?

Man habbatussauda yana da fa'idodin lafiya, amma kariya daga rana shine ba daya daga cikinsu. Kamar man karas, man iri na karas ba shi da sanannen SPF, kuma bai kamata a yi amfani da shi azaman masassarar rana ba.

A cikin wannan labarin, za mu yi zurfin duba man iri na karas, kuma mu bincika shaidun da ke tattare da da'awar kariyar rana.

Menene man iri na karas kuma menene amfaninta?

Man irin Carrot wani muhimmin mai ne wanda za a iya amfani da shi a kan fata, idan aka gauraya da mai ɗauke da shi. Ya samo asali ne daga thea ofan tsiron carota na Daucus.

Man Carrot ya ƙunshi mahaɗan sinadarai daban-daban, gami da:

  • carotol
  • alpha-pinene
  • camphene
  • beta-pinene
  • sabinene
  • myrcene
  • gamma-terpinene
  • limonene
  • beta-bisabolene
  • acetate na geranyl

Abubuwan haɗin da ke cikin mai na karas ya samar da fa'idodi iri-iri na lafiya, gami da:


  • anti tsufa
  • gastroprotective
  • antioxidant
  • antibacterial
  • antifungal
  • anti-mai kumburi

Me ya sa ba za ku yi amfani da mai na karas a matsayin abin shafa hasken rana ba

Kasuwanci na yau da kullun da aka shirya don kasuwanci yawanci ana lakafta su tare da lambar da ke nuna alamar kariyar rana (SPF). SPF yana nufin adadin lokacin da zaku iya zama a rana kafin hasken UVB ya fara yin ja da ƙona fata.

Amfani da hasken rana wanda ya ƙunshi aƙalla SPF na 15, ban da sauran matakan kariya, kamar saka hular kwano mai faɗi. Wasu masana likitan fata sun ba da shawarar amfani da SPFs kawai na 30 ko sama da haka.

Baya ga SPF, yana da mahimmanci a yi amfani da hasken rana wanda yake da faɗi-faɗi. Wannan yana nufin yana kariya daga duka hasken UVA da UVB. UVA da UVB nau'ikan radiation ne na ultraviolet guda biyu wadanda suke zuwa daga rana.

Hasken UVB yana haifar da kunar rana a jiki. Hasken UVA yana haifar da ɗaukar hoto, kuma yana ƙara tasirin cutar kansa ta UVB. Ba kamar hasken rana ba, shinge na rana yana kare fata kawai daga hasken UVB.


SPF na man karas

Don haka, shin irin mai na karas yana yin aikin babban hasken rana na SPF? Duk da binciken da aka yi a 2009 wanda ya ce ya yi, amsar ita ce a'a.

Binciken, wanda aka buga a mujallar Pharmacognosy, an gwada 14 ne ba tare da sunansu ba, sunscreens na ganye, wanda mai siyarwa guda ɗaya ya saya a Raipur, Chhattisgarh, India.

Ba a bayyana cikakken sashin abubuwan sinadarai na kowane hasken rana ba. Saboda wannan, ba shi yiwuwa a san wane sashi ne ya samar da tasirin SPF.

Wannan karamin binciken kuma bai fayyace ko wane irin man karas ne hasken rana yake dauke dashi ba, ya lissafa shi kawai kamar Daucus carota. Man karas, wanda shine mai ɗauke da mai ba mahimmin mai ba, yana da ɗan ikon kiyaye fata daga rana. Ba shi, kodayake, yana da sanannen SPF kuma bai kamata ayi amfani dashi azaman kare hasken rana ba.

Ba a san SPF ba

Kamar man karas, ƙwayar karas mai mahimmin mai ba shi da sanannen SPF, kuma bai kamata a yi amfani da shi azaman masassarar rana ba.

Babu wasu karatuttukan da ke nuni da muhimmin kwayar karas mai mai ko karas ɗin mai yana ba da babbar kariya daga rana.


Man hatsi na karas da aka yi amfani dashi azaman moisturizer a cikin kayayyakin amfanin sunscreen

Toara wa rikicewa ga masu amfani na iya zama yawan kayayyakin da ke ƙunshe da mai na karas a matsayin kayan haɗi. Wadannan samfuran galibi sun hada da mai na karas don amfaninsa mai ƙanshi, ba don ikonsa na kariya daga haskoki UVA da UVB ba.

Shin man iri na karas zai iya aiki a matsayin mai tanning?

Tunda mai na karas man ne mai mahimmanci, baza'a iya amfani dashi akan fatar ku cikakken ƙarfi ba. Kamar kowane mai mai mahimmanci, dole ne a haɗa man iri na karas da mai ɗauka kafin a shafa shi kai-tsaye. A saboda wannan dalili, ba za a iya amfani da shi azaman man tanna ba.

Man shafawa, gami da waɗanda ke da SPFs, suna jan hankalin hasken UVA na rana zuwa fata. Wasu mutane suna amfani da su don ƙoƙarin tan tan lafiya, amma babu yadda za a sami amintaccen tan. Duk bayyanar rana ba tare da kariya ba na iya haifar da cutar daji ta fata da tsufar fata a kan lokaci.

Wasu man shafawa da masu kara tanning sun jera mai na karas a matsayin sinadarai, amma a can ne yake shayar da fata, ba don kare shi daga rana ba. Wadannan kayan na iya hadawa da man karas, wanda galibi ake rudewa game da mai na karas.

Ana narkar da mai na karas daga cikin irin na Daucus carota plant, yayin da ake yin man karas da karas ɗin da aka nika.Ana amfani da man karas a wasu lokuta a matsayin kayan haɗi a cikin man tanning a matsayin tabo na fata, tunda yana iya ƙara ɗan tagulla, ko lemun tsami a fata.

Shin akwai wasu hasken rana na yau da kullun waɗanda zasu iya aiki maimakon haka?

Shekaru da dama kenan tun bayan da Hukumar Abinci da Magunguna (FDA) ta ba da sabbin ka'idoji don kare hasken rana. Kwanan nan, sun gabatar da sabbin ka'idoji da ke nuni da cewa hasken rana na zahiri, mara shanyewa wanda ke dauke da sinadarin zinc ko kuma sinadarin titanium shine kadai ke da matsayin GRAS (wanda aka fi sani da lafiya). Duk waɗannan nau'ikan sunadarai ne.

Ko da ta sinadarin zinc da kuma titanium oxide sunadarai ne, hasken rana da ke dauke da su galibi ana kiransu da na halitta, ko na zahiri. Wannan yana nufin cewa abubuwan da ke cikin ba sa shiga cikin fata amma sun toshe rana ta hanyar zama saman fata.

Hasken rana na yau da kullun wanda ya ƙunshi ma'adanai yana ba da SPF daban-daban, kamar yadda aka nuna akan lakabinsu. Sun bambanta da DIY da sauran sinadarin rana da aka yi daga mai, ruwan 'ya'yan itace, ko kuma ruwan' ya'yan itace mai ruwan fruita ,an itace, saboda waɗannan suna ba da kariya kaɗan daga rana.

Hukumar ta FDA tana shirin bayar da wasu ka'idoji game da sinadarai masu amfani da hasken rana da kuma lakabin aikinsu a wannan shekarar, bayan sun binciki sinadarai masu amfani da hasken rana guda 12 na Category III, ciki har da oxybenzone. Rukuni na III yana nufin babu isassun bayanan kimiyya da ke nuna ko suna da aminci don amfani ko a'a.

Rashin lalacewar oxybenzone

An samo Oxybenzone a cikin ruwan duniya, kuma zuwa ga murfin murjani da murjani. Hakanan yana sha ta cikin fata, kuma an samo shi a cikin ruwan amniotic, plasma na jini, fitsari, da ruwan nono na ɗan adam.

Oxybenzone kuma mai rikitarwa ne na endocrine, wanda zai iya shafar tsarin hormonal na maza, mata, da yara ƙanana. Bugu da ƙari, an haɗa shi da ƙananan nauyin haihuwa, rashin lafiyan jiki, da lalata kwayar halitta.

Awauki

Idan kun kasance kamar mutane da yawa, kuna so ku ji daɗin kasancewa a cikin rana ba tare da damuwa da kunar rana ba, daukar hoto, da cutar kansa. Idan aka yi amfani da shi daidai, hasken rana mai faɗi tare da SPF na 15 ko mafi girma zai taimaka muku yin hakan.

Koyaya, yawancin sunscreens suna dauke da sunadarai irin su oxybenzone, wanda suke shiga cikin jiki kuma yana iya samun mummunan tasirin kiwon lafiya nasu. Saboda wannan dalili, sha'awar amfani da mayukan na ƙasa kamar yadda hasken rana ya ƙaru. Daya daga cikin wadannan shine man karas.

Koyaya, duk da binciken daya da aka buga, babu wata hujja ta kimiyya da ke nuna cewa mai irin karas yana bayar da wata kariya daga rana.

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