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1、l1.1Definitionofnutritionaladditives(营养强化剂的定义营养强化剂的定义)l1.2Typesandclassificationofnutritionaladditives(营养强化剂的分营养强化剂的分类类)l1.3Benefitsofnutritionaladditivesinfoods(营养强化剂的作用营养强化剂的作用)Main Contents1.1 Definition of nutritional additives (营养强化剂的定义营养强化剂的定义)Nutritionaladditivesareutilizedforthepurposeofrest
2、oringnutrientslostordegradedduringproduction,fortifyingorenrichingcertainfoodsinordertocorrectdietarydeficiencies,oraddingnutrientstofoodsubstitutes.Nutritionaladditivesisalsocalledfoodnutritionalsupplements.Inordertostrengthenthenutrientsinfoodandjoinnaturalorsyntheticwhichbelongstothenaturalnutrie
3、ntsrangeoffoodadditive.(营养添加剂为增强营养成分而加入食品中的天然的或人工合成的，属于天然营养素范围的食品添加剂)Currently,Currently,there are about 410 pieces of information about the excellent Nutritional Additives manufactures and Nutritional Additives。1.2 types and classification of nutritional additives (营养强化剂的分类营养强化剂的分类)1.2.1vitaminssup
4、plements(维生素类强化剂维生素类强化剂)Fat-solublevitamins(脂溶性维生素类脂溶性维生素类）:VA、VD、VEWater-solublevitamins（水溶性维生素类水溶性维生素类）:VC、VB1、VB21.1.2.1 vitamins supplements(维生素类强化剂维生素类强化剂)lFat-solublevitamins(vitaminA,vitaminD,vitaminE,andvitaminK)requirebilesaltsforabsorptionandarestoredinthebody.脂溶性维生素脂溶性维生素(维生素维生素A、维生素、维生素D
5、、维生、维生素素E、维生素、维生素K)需要胆盐才能被吸收，并需要胆盐才能被吸收，并储存在体内。储存在体内。Fat-solublevitaminsareveryimportantnutriments,andhavebeenusedinfoodstufforanimalmashindustryasadditives.脂溶性维生素是很重要的营养素，脂溶性维生素是很重要的营养素，在食品或饲料业中作为添加剂，在食品或饲料业中作为添加剂，使用范围广泛。使用范围广泛。1.2.1 vitamins supplements (维生素类强化剂维生素类强化剂)1.2 types and classification
6、 of nutritional additives (营养强化剂的分类营养强化剂的分类)l1.2.2AminoAcidssupplements(氨基酸类强氨基酸类强化剂化剂)L-lysinemonohydrochloride（L-赖氨酸赖氨酸-盐酸盐盐酸盐)The functions:L-lysine monohydrochlonde(LMH)could increase the insulin secretion and regulate the blood glucose level.(近代研究显示L-赖氨酸可以提高胰岛素分泌，调节血糖水平.)1.2.2.2DL-methionine(DL
7、-蛋氨酸)The functions:1、DL-methionine is the addition of nutrition.And DL-methionine is the essential material in body.Although it can safely be used for food,DL-methionine may not be used to infants food.(DL-methionine 是一种营养添加剂，而且它是人体必需的物质。虽然它能够安全地应用于食品中，但是却不适宜添加在婴儿食品中。）2、It is mainly used as animal e
8、ssential amino acid in fish meal and additive of chickens,pigs and cows in order to keep animal and fowl growing healthily.It can improve the milky ability of cows,prevent the occurrence of hepatosis.(DL-蛋氨酸主要地使用作为动物必需氨基酸，如鱼、鸡的添加剂、猪和牛。添加这种物质可以使它们长得更好。它能改善牛的乳化能力，防止肝病的发生。)3、Taurine(牛黄酸牛黄酸The functions
9、:1、Promote babies brain tissue and intellectual development.(促进婴幼儿脑组织和智力发育)2、Improve neurological wiring and visual function。（提高神经传导和视觉机能）3、Improve and enhance the human endocrine state immunity。（改善内分泌状态，增强人体免疫）1.2 types and classification of nutritional additives (营养强化剂的分类)1.2.3 Inorganic salt supp
10、lements(无机盐类强化剂)l calcium salts(钙盐)l1.apartofthebonesandteethl2.Promoteenzymerolel3.Stimulativenervemuscleactivityl ferric salts(铁盐)l1.Lpositionhemoglobin zinc salts(锌盐)Ourcountrytoplantfooddietarystructuretogivepriorityto,plantfoodslowzinccontent,zincnutritionfortifiedfoodsdevelopedcanimprovehumanz
11、n-containingquantity.(我国膳食结构以植物性食物为主，富我国膳食结构以植物性食物为主，富锌食物摄入较少，开发研制锌营养强化食品能提高人体含锌量锌食物摄入较少，开发研制锌营养强化食品能提高人体含锌量)selenium salts(硒盐)Iodide(碘碘)：1.Immunefunction1.Promotemetabolism2.Antitumorfunction2.Affectgrowth The functions of The functions of Inorganic salt supplements Inorganic salt supplements1.2 ty
12、pes and classification of nutritional additives(营养强化剂的分类营养强化剂的分类)l1.2.4FattyAcidssupplements（脂肪酸类强化剂)l 1）Linolenic Acid(亚麻酸)2）Linoleic Acid(亚油酸)3）Arachidonic Acid(花生四烯酸)4）5,8,11,14,17Eicosapentaenoic Acid (二十碳五烯酸和二十二碳六烯酸)1.3 Benefits of nutritional additives in food (营养强化剂的作用营养强化剂的作用)T Thefortificat
13、ionoffoodsbeganin1924wheniodinewasaddedtotablesaltforthepreventionofgoitre.1.3 Benefits of nutritional additives in foods (营养强化剂的作用营养强化剂的作用)lvitaminsarecommonlyaddedtomanyfoodsinordertoenrichtheirnutritionalvalue.lForexample,vitaminsAandDlareaddedtodairyandcerealproducts。lSeveraloftheBvitaminsarelad
14、dedtoflour,cereals,bakedgoods,andpasta。1.3 Benefits of nutritional additives in foods (营养强化剂的作用营养强化剂的作用)l VitaminCisaddedtofruitbeverages,cereals,dairyproducts,andconfectioneries.ll Othernutritionaladditivesincludetheessentialfattyacid、linoleicacid、mineralssuchascalciumandiron,anddietaryfibre。1.3 Be
15、nefits of nutritional additives in foods (营养强化剂的作用)Anumberofagentsareaddedtofoodsinordertoaidinprocessingortomaintainthedesiredconsistencyoftheproduct.TheTableshowsthefunctionsperformedbyvariousprocessingagentsemployedinthefoodindustry.Severaloftheseagentsarediscussedinmoredetailbelow.1.4 The signif
16、icance of Nutrient Additives(营养添加剂的重要意义营养添加剂的重要意义)No.1 Improving the nutritional quality of food.(提高食品的营养质量)No.2 Make up the natural defects natural food.(弥补天然食物的天然缺陷)No.3 Supplement the lack of nutrients in shipping and processing.(补充食品在加工，贮运过程中营养素的缺失)No.4 Decrease and prevent many nutritional defi
17、ciency caused by poor nutrition and other complications.(减少和预防很多营养缺乏症及因营养缺乏引起的其他并发症)No.5 Simplified dietary treatment and convenient intake.(简化膳食处理，方便摄食)No.6 Adapt to different groups of physical and occupational needs.(适应不同人群生理和职业的需要)No.7 Improve food quality and preservation performance of the senses role.(提高食品的感官质量和保藏性能的作用)1.4 The significance of Nutrient Additives (营养添加剂的重要意义营养添加剂的重要意义)