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1、TongTongknowledgehall-DHAandinfantintelligenceandvisiondevelopment（童聪知识堂-DHA与婴幼儿智力和视力发育）TongTongknowledgehall-DHAandinfantintelligenceandvisiondevelopment[Keywords]DHAAbstractinrecentyears,theeffectsofDHA(twenty-twocarbonsixacid)onhumanintelligenceandvisualdevelop
2、menthavebeenpaidmoreandmoreattentionandbecomeahotresearchtopicrecently.ThisarticlemakesabriefintroductiontothebasicconceptofDHA,theinfluenceontheintelligenceandvisiondevelopmentofinfants,thesourcesofDHAandhowtosupplementit,soastoprovidereferenceforclinicalresearch
3、andapplicationandhealthcareworkers.KeywordsDHAintelligence;vision;infant;DHA;algaeoil;Eugenics,makeyourbabysmarter,healthy,livelyandlovelyisthefocusofthemajorityofparentsandthewholesocietypayattentionto.Foralongtime,theearlyeducationexperts,medicalexpertsandparent
4、shavemadeunremittingeffortstothisend,andachievedcertainresults.Withtheprogressanddevelopmentofscienceandtechnology,scientistshaverealizedthatthetwenty-twocarbonsixacid(DHA)isveryimportanttothedevelopmentofinfant'sintelligenceandvisionsystem.1whatisDHA?Inadditionto
5、protein,carbohydrates,vitaminsandminerals,therearealsoalargeclassofimportantnutrients,lipids(fatsandlipids),inwhichfatsaremadeupoffattyacids.Mostofthefattyacidinthehumanbody(includingsaturatedfattyacidandunsaturatedfattyacid)canbesynthesized(knownasnonessentialfat
6、tyacids),butsomefattyacids,suchaslinoleicacidandlinolenicacidinthehumanbodycannotsynthesize,canonlybeobtainedfromthediet,suchasdiet,lackorinsufficient,itwillthefunctionofthebodyandevenaffectthegrowthanddevelopmentofinfants,thefattyacidscalledessentialfattyacids.Li
7、noleicacidandlinolenicacid,thetwoessentialfattyacids,wereingestedintothebodyandwereconvertedtopeanutfouracidandtwenty-twocarbonsixacidundertheactionoflipase.Becauseofthefetusandnewbornphysiologicalfunctionisnotmature,lipaseactivity,linoleicacidandlinolenicacidinth
8、ebodyisconvertedintofourarachidonicacidandtwenty-twocarbonsixacid,mustfromthemotherthroughtheplacentaormilkobtained.Amongthem,twenty-twocarbonsixacid,th
