Shiidadu waa tallaabada ugu muhiimsan ee habka samaynta matcha, iyo a dhagax matcha shaaha mishiinka waa qalab muhiim u ah samaynta matcha. Walxaha ceeriin ee Matcha waa nooc ka mid ah shaaha yar yar oo aan la duubin. Waxaa jira laba erey oo muhiim ah oo soo saarkeeda: daboolid iyo uumi. 20 maalmood ka hor inta aan shaaha gu'ga la soo saarin, waa in la sameeyaa maro-sharafeed, oo lagu daboolay daahyo cawsduur ah iyo daahyo caws ah, oo leh heerka hooska in ka badan 98%. Waxa kale oo jira daboolo fudud, kuwaas oo lagu daboolay faashad caag ah oo madow, iyo heerka hadhku wuxuu gaari karaa oo kaliya 70 ~ 85%. Tijaabooyin la sameeyay ayaa caddeeyey in isticmaalka walxaha kala duwan iyo midabada si loo hadheeyo shaaha ay leedahay saameyno kala duwan.

"Daboosha iyo hadhku waxay beddelaan arrimaha deegaanka sida xoogga iftiinka, tayada iftiinka, iyo heerkulka, sidaas darteed waxay saameeyaan sameynta tayada udgoonka shaaha. Shaaha hawada furan kuma jiro B-santalol. Marka lagu daro maadada sare ee xeryahooda alifada-hooseeya, qaybaha kale ee udgoonka Waxa ku jira aad ayuu uga hooseeyaa shaaha hadhka ah”. chlorophyll iyo asiidhyada amino ee shaaha cagaaran ee daboolan ayaa si aad ah u kordhay. Carotenoids-ku waxay ahaayeen 1.5 jeer beerashada hawada furan, wadarta guud ee asiidhyada amino-yada waxay ahayd 1.4 jeer ka badan beerashada iftiinka dabiiciga ah, iyo chlorophyll waxay ahayd 1.6 jeer ka badan beerashada iftiinka dabiiciga ah. Sidan oo kale, shaaha cagaaran shiidi by theShiiqiyaha Caleen Shaaha dhadhan fiican leh.

Caleenta shaaha cusub ayaa la soo guraa oo la qalajiyaa isla maalintaas, iyadoo la isticmaalayo aMashiinka uumiga Shaaha. Daraasaduhu waxay muujiyeen in inta lagu jiro habka uumiga, cis-3-hexenol, cis-3-hexene acetate, linalool iyo oxides kale ee shaaha ayaa si weyn u kordhaya, iyo qadar badan oo A-ionone, B-ionone iyo xeryahooda kale ee ionone, horudhacyada. Qaybahaas udgoonka ah waxaa ka mid ah carotenoids, kuwaas oo gacan ka geysta udgoonka gaarka ah iyo dhadhanka Matcha.