As nouns the difference between goji and goi
is that goji is the wolfberry, a fruit in the genus Lycium, especially in commercial products where it is promoted as a superfruit while goi is an alternative spelling of lang=en.
goji
English
Noun
(goji)
The wolfberry, a fruit in the genus Lycium , especially in commercial products where it is promoted as a superfruit.
Usage notes
The UK Food Standards Agency notes: ‘[It has been] suggested that the name "goji" was originally applied only to the species L. [Lycium] chinensis'' and should not be used for ''L. barbarum . However, it appears that "goji" is widely understood in the UK to refer to the latter species .’
References
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goi
English
Noun
(goiim)
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