Furotin shine mafi yawan tattaunawa kuma mafi ƙarancin matsala a cikin cin abinci na tushen shuka. Bukatar ta yi ƙanƙanta fiye da yadda tallace-tallace ke nunawa, kuma tushen shuka da ke biyan ta abinci ne na yau da kullun a kasuwa.
Bukatar a lambobi bayyanannu
Matsakaicin abin da ake buƙata ga babba mai zaman kansa shine 0.8 g a kowace kilogiram na nauyin jiki a kowace rana — kusan 56 g ga mutum mai nauyin 70 kg. Tsofaffi suna amfana daga 1.0–1.2 g/kg don magance asarar tsoka da ke tattare da shekaru. Mutanen da ke yin horon juriya na yau da kullun suna ganin fa'ida har zuwa kusan 1.6 g/kg, tare da ƙaramin ƙarin riba sama da 2.0 g/kg a cikin gwaje-gwajen sarrafawa. Masu cin abinci na tushen shuka galibi ana ba su shawarar ƙara kusan 10% don la'akari da ƙarancin narkewa, wanda ke motsa babba mai zaman kansa mai nauyin 70 kg zuwa kusan 62 g.
Narkewa da amino acid
Furotin na shuka suna da ƙarancin maki akan ma'aunin narkewa kamar DIAAS, kuma abinci ɗaya ɗaya ya bambanta a cikin amino acid mai iyakancewa: legumes suna da ƙarancin methionine, hatsi suna da ƙarancin lysine. Cin duka biyun a cikin rana, wanda kusan kowa ke yi ba tare da ƙoƙari ba, yana magance wannan gaba ɗaya. Shawarar 1970 na haɗa furotin a kowane abinci an janye ta ta marubucin kansa; jiki yana kula da tafkin amino acid na sa'o'i da yawa.
Leucine da gina tsoka
Ga duk wanda ke yin horo da gaske, leucine shine amino acid da ya cancanci a bi shi, tunda yana haifar da haɗin furotin na tsoka. Waken soya, lentil, gyada, seitan da furotin na wake sune mafi ƙarfin tushen shuka. Doka mai amfani ita ce 2.5–3 g na leucine a kowane abinci, wanda ake samu ta kusan 30–40 g na furotin na shuka a zama ɗaya — kusan 200 g na tofu, ko 150 g na tempeh, ko babban rabon lentil tare da hatsi.
Yanayin gazawa a rayuwa
Mutanen da suka gaza kusan ba sa yin hakan saboda shuka ba ta da furotin. Suna gaza saboda sun yanke kayan dabbobi kuma suka maye gurbinsu da salati, 'ya'yan itace da carbohydrate mai ladabi maimakon legumes, waken soya, seitan, goro da iri. Yawan furotin, ba ingancin furotin ba, shine abin da ke buƙatar kulawa yayin tsarawa.