Melanin yog ib cov xim puv nrog tib neeg lub cev. Nws pom muaj nyob rau ntawm lub qhov muag, plaub hau thiab tawv nqaij. Melanin tiv thaiv lub cev los ntawm ultraviolet rays, kab mob thiab xov tooj cua. Kuj pab tau yuav ib qho kev txaus ntshai heev.
Yog hais tias muaj ib txoj kev pheej hmoo siab, ib qho sunburn thiab tawv nqaij tsis tshua muaj siab, ces qhov no qhia tias lub cev muaj qis theem ntawm melanin. Nws poob nrog lub hnub nyoog, uas ua rau greying thiab cov tsos ntawm dawb me ntsis ntawm daim tawv nqaij. Yuav kom nkag siab yuav ua li cas nce qib ntawm melanin, nws yog ib qho tseem ceeb, ua ntej ntawm tag nrho cov, kom paub qhov twg nws yog.
Cov khoom noj dab tsi muaj melanin?
Rau cov pib, nws yog tsim nyog them nqi rau koj cov khoom noj . Ua ntej tshaj plaws, nws yuav tsum tau tshem tawm dej cawv, kib thiab haus luam yeeb. Tsis tas li ntawd, koj noj tsis tau cov khoom noj uas muaj ntau yam khoom ntxiv xws li dyes, ntxhiab tsw, khoom ua kom zoo dua thiab lwm tus.
Ntsig txog cov khoom uas muaj melanin, nws yog ib qho tseem ceeb teev hais tias nws muaj nyob rau hauv lub cev tshwm sim thaum ob hom kab mob amino acids: tryptophan thiab tyrosine. Ntawm no peb tau txais tias, xws li, cov khoom muaj melanin tsis muaj nyob. Tab sis yuav kom qhib lub zus ntawm qhov xim ntawm no, koj yuav tsum noj cov khoom noj uas muaj nyob rau hauv lawv cov muaj pes tsawg leeg, cov amino acids.
Nws yog ib qho tseem ceeb heev uas cov zaub mov tau zoo, vim hais tias lub cev xav tau cov vitamins thiab minerals ntau. Qhov tsim nyog rau noj txhua hnub yuav tsum muaj xim muaj txiv hmab txiv ntoo thiab zaub, khoom noj khoom haus thiab cov khoom noj khoom haus.
Tyrosine muaj nyob rau hauv cov khoom ntawm cov tsiaj keeb kwm: nqaij, ntses, nqaij npuas thiab nqaij nyug siab. Qhov no amino acid kuj muaj nyob rau hauv cov khoom noj xws li almonds, taum, txiv hmab txiv ntoo thiab avocados.
Tsis tas li ntawd, ua ke ntawm ob qho cov acids yog bananas thiab txiv laum huab xeeb.
Tsis muaj kev koom tes ntawm cov vitamins A, B10, C, E, carotene, lub zeem muag ntawm melanin yog tsis yooj yim sua. Muaj cov vitamins hauv cov cereal, cereals, herbs thiab legumes. Cov kev siv ntawm carotene yog txiv kab ntxwv txiv hmab txiv ntoo thiab txiv hmab txiv ntoo, piv txwv li, peaches, apricots, taub dag, pob zeb, txiv kab ntxwv, carrots.
Tsis tas li ntawd, tsis txhob hnov qab txog kev ua txhua hnub hauv huab cua, tshwj xeeb tshaj yog nyob rau hnub ci huab cua. Txij li thaum lub hnub lub rays favorably cuam tshuam lub melanin qhuav, nws yuav pab tau rau sunbathe nyob rau hauv thaum ntxov lub sij hawm ntawm lub hnub.