Perhaps this will be useful. There’s a download link near the bottom of the page. This question caused me to remember Langkawi, Malaysia. I was walking around, saw the tree and was mystified. It looked like a regular date palm tree, but the dates were orange and huge. I couldn’t resist climbing it and getting a taste. It was awful! I didn’t know what the tree was called, and I didn’t realize how beneficial the fruit is until now.

https://www.researchgate.net/publication/326371749_Biological_Activities_of_the_Doum_Palm_Hyphaene_thebaica_L_Extract_and_Its_Bioactive_Components

“Doum fruit has a high-quality protein varied between 2.86 e 5,01%, alta percentuale di lisina e cisteina della proteina grezza varia tra 4,09-4,16% e 0,2-1,62%, rispettivamente, l'amminoacido limitato treonina, grasso grezzo varia tra 1,2 e 8,4%, ibero grezzo varia tra 52.26 e 66,5%, il componente di carboidrati più importante era mannosio variava tra 13 e 75,9%, anche la presenza di calcio, magnesio, potassio, ferro sodio e quantità trascurabili di nichel, cobalto e molibdeno. I composti fitochimici del frutto del doum come tannini, saponina, steroidi, glicosidi, lavonoidi, terpeni e terpinoidi sono stati trovati a concentrazioni basse e moderate [14].