2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Cov roj saturated fatty acids yog muab los ntawm cov tsiaj rog thiab cov roj cog. Cov khoom muaj nplua nuj ntawm kev noj zaub mov muaj roj fatty acids suav nrog roj butter, nqaij rog, thiab cov roj tropical (cov roj xibtes, cov roj txiv maj phaub, thiab cov roj txiv ntoo). Saturated fatty acids yog cov saw hlau ncaj nraim nrog cov pa roj carbon atoms (Table 2).
Cov piv txwv ntawm cov roj saturated fatty acids yog dab tsi?
Kev noj zaub mov ntau cov roj ntsha muaj xws li stearic acid, palmitic acid, myristic acid, thiab lauric acid.
Yuav ua li cas muaj cov roj fatty acids ntau tshaj?
Cov khoom noj muaj roj ntau ntau
- mis thiab dawb chocolate, toffee, ncuav mog qab zib, puddings thiab biscuits.
- nqaij rog, xws li yaj tshis.
- cov nqaij ua tiav, xws li hnyuv ntxwm, burgers, nqaij npuas kib thiab kebabs.
- butter, lard, ghee, dripping, margarine, Goose rog thiab suet.
- txiv maj phaub thiab txiv maj phaub roj thiab txiv maj phaub roj.
5 saturated fats yog dab tsi?
Khoom noj muaj roj saturated
- Nqaij Liab. Nqaij nyuj, yaj, thiab nqaij npuas yog tag nrho cov roj saturated. …
- Full-Fat Dairy Products. Tag nrho cov mis nyuj muaj 4.5 grams ntawm cov roj saturated nyob rau hauv 1-khob noj, whereas tib tus nqi ntawm 1% mis nyuj muaj tsuas yog 1.5 grams. …
- Butter. …
- txiv maj phaub.
Puas yog cov roj ntsha saturated zoo lossis phem?
Saturated fats yog phem rau koj kev noj qab haus huv ntau txoj hauv kev: Kev pheej hmoo mob plawv. Koj lub cevxav tau cov rog noj qab nyob zoo rau lub zog thiab lwm yam haujlwm. Tab sis cov roj saturated ntau dhau tuaj yeem ua rau cov roj (cholesterol) nce hauv koj cov hlab ntsha (cov hlab ntsha).
Pom zoo:
Puas muaj cov roj fatty acid tsis txaus?
Ib yam tsis muaj roj yog roj lossis fatty acid uas muaj ib lossis ntau dua ob daim ntawv cog lus hauv cov roj fatty acid. Cov roj molecule yog monounsaturated yog tias nws muaj ib daim ntawv cog lus ob, thiab polyunsaturated yog tias nws muaj ntau tshaj ib daim ntawv cog lus.
Puas yog palmitic acid yog ib qho tseem ceeb fatty acid?
Palmitic acid tsis yog ib qho tseem ceeb fatty acid vim tus me nyuam mos muaj peev xwm ntawm de novo synthesis ntawm palmitic acid ntawm qabzib. Txawm li cas los xij, nyob rau hauv tib neeg cov kua mis triglycerides, palmitic acid muaj ntau heev (20-25% ntawm tag nrho cov mis fatty acids).
Vim li cas hydrochloric acid thiaj li muaj zog acid?
HCl yog cov kua qaub muaj zog vim nws dissociates yuav luag tag . Los ntawm qhov sib txawv, cov kua qaub tsis muaj zog zoo li acetic acid (CH 3 COOH) tsis cuam tshuam zoo hauv dej - ntau H + ions nyob twj ywm hauv cov molecule. Hauv cov ntsiab lus:
Puas muaj fatty acids tseem ceeb?
Tsuas yog ob lub fatty acids paub tias yog qhov tseem ceeb rau tib neeg: alpha-linolenic acid (ib qho omega-3 fatty acid) thiab linoleic acid (ib qho omega-6 fatty acid). YDHA cov zaub mov twg siab? Txuas ntxiv Npua Ntses. Tom qab cov ntses loj xws li salmon, cov ntses foraging muaj qee qhov siab tshaj plaws ntawm EPA thiab DHA omega-3s.
Nyob hauv phospholipid lub taub hau yog thiab fatty acid yog?
Cov ntsiab lus tseem ceeb. Phospholipids muaj glycerol molecule, ob fatty acids, thiab ib pawg phosphate uas hloov kho los ntawm cawv. Cov pab pawg phosphate yog qhov tsis zoo ntawm lub taub hau polar, uas yog hydrophilic. Cov kab mob fatty acid yog cov uas tsis muaj roj, tsis muaj polar tails, uas yog hydrophobic.
