β-lactoglobulin is the major whey protein of cow's milk (~3 g/l), and is also present in many other mammalian species; a notable exception being humans.
β-Lactoglobulin waa borotiinka ugu weyn ee loo yaqaan 'whey protein' ee caanaha lo'da iyo caanaha lo'da (~ 3 g / l), sidoo kale waxay ku yaalliin noocyo kale oo badan oo naas-nuujin ah; waxaa xusid mudan marka laga reebo aadanaha.