A na-eji D-Galactose eme ihe na ụlọ ọrụ ọgwụ, nri na ịchọ mma.N'ụlọ ọrụ na-emepụta ọgwụ, a na-ejikarị ya eme ihe dị ka ihe na-emepụta ọgwụ dị iche iche yana dịka ihe na-eme ka mgbasa ozi omenala cell.A maara ya maka ike ya iji welie nkwụsi ike na melite solubility nke ọgwụ na-arụ ọrụ ọgwụ.Na mgbakwunye, a na-eji D-galactose na ụlọ nyocha nyocha iji mụọ uto mkpụrụ ndụ, metabolism, na usoro glycosylation.
N'ụlọ ọrụ nri, enwere ike iji D-galactose mee ihe na-atọ ụtọ eke na ihe na-eme ka ụtọ.A na-eji ya na mmepụta nke confectionery, ihe ọṅụṅụ na ngwaahịa mmiri ara ehi.Ụtọ ya pụrụ iche, jikọtara ya na obere kalori ọdịnaya, na-eme ka ọ bụrụ ezigbo ihe ngbanwe maka ndị chọrọ mgbanwe shuga.Ọzọkwa, a chọpụtala na D-galactose nwere ihe ndị na-emepụta prebiotic na-akwalite uto nke nje bacteria bara uru ma na-akwado ahụike nri nri.