Abubuwan pectin na halitta suna da yawa a cikin 'ya'yan itatuwa, tushen, tushe, da ganyen shuke-shuke a cikin nau'i na pectin, pectin, da pectic acid, kuma wani bangare ne na bangon tantanin halitta.Protopectin wani abu ne wanda ba ya narkewa a cikin ruwa, amma ana iya canza shi zuwa hydrolyzed kuma ya canza shi zuwa pectin mai narkewa a cikin ruwa a ƙarƙashin aikin acid, alkali, gishiri da sauran sinadaran reagents da enzymes.

Pectin shine ainihin polymer polysaccharide madaidaiciya.D-galacturonic acid shine babban bangaren kwayoyin pectin.Babban jerin kwayoyin pectin ya ƙunshi D-galactopia ranosyluronic acid da α.-1,4 glycosidic linkages (α-1, 4 glycosidic linkages) an kafa, kuma yawancin ƙungiyoyin carboxyl akan galacturonic acid C6 sun kasance a cikin nau'i na methylated.

Amfanin pectin a aikace-aikacen alewa

1. Inganta nuna gaskiya da kyalli na alewa

2.Pectin yana da mafi kyawun kwanciyar hankali yayin dafa abinci

3.Scent saki ya fi na halitta

4, rubutun alewa ya fi sauƙi don sarrafawa (daga taushi zuwa wuya)

5. Babban mahimmancin narkewa na pectin kanta yana inganta kwanciyar hankali na samfurin

6. Kyakkyawan aikin riƙewar danshi don tsawaita rayuwar rayuwa

7.Fast da kuma sarrafa gel Properties tare da sauran abinci colloids

8. Bushewa ba lallai ba ne